Select a destination to see the climate guide for all months of the year. Despite being small islands within the vast Pacific Ocean, the Hawaiian Islands have a surprising effect on ocean currents and circulation patterns over much of the Pacific. Kona storm rains are usually most intense in an arc, extending from south to east of the storm and well in advance of its center. Explore an essential element of Hawaiian culture. An annual average of approximately one tornado, either emanating from supercells or by other processes, occurs. The Kula winds are strong downslope winds on the lower slopes of the west side of Haleakala. VOG (Volcanic Fog) Hawaii’s weather is warm all year round with daytime high temperatures ranging from 78F in the “colder” months to 88F in the hotter months. The wettest month is January with an average of 61.2mm of rain. The most common effects are headaches, watery eyes and breathing difficulties. Throughout the year, Hawaiian weather patterns are affected primarily by high-pressure zones in the north Pacific that pump cool, moist trade winds down onto the islands’ northeastern slopes. NOAA National Weather Service Honolulu, HI. The Lahaina winds are also downslope winds, but are somewhat different. Weather data not available for this location. The elevated topography blocks the airflow, effectively splitting the trade winds in two. These winds only occur every 8 to 12 years. Drier conditions generally prevail from May to September. A true-color satellite view of Hawaii shows that most of the flora on the islands grow on the north-east sides, which face the trade winds. Many people visit Maui during the winter not just because of the weather on Maui, but to escape the cold weather back home. It rains somewhere in Hawaii almost every day of the year. Temperature In these tropical islands, even when it rains average temperatures usually reac… The Hawaiian Islands’ near-shore water temperatures remain comfortable throughout the year. Hawaii governor delays plan to reopen tourism again. Hawaii’s proximity to the equator means that its weather is tropically warm and consistent throughout the year. Kauai and the Big Island's northern areas get more annual rainfall than the rest of Hawaii. In the Pliocene era, where CO2 levels were comparable to those we see today, the waters around Hawai'i were much warmer, resulting in frequent hurricane strikes in computer simulations.[10]. In the Northern Hemisphere, trade winds blow from northeast to southwest, from North and South America toward Asia, between the equator and 30 degrees north latitude. The average weather in Hawaii indicates a relative humidity in the morning of 76.0%, and 62.3% in the afternoon and evening. The Hawaiian Islands Weather Visitors should be prepared for rain and wear layers of clothing to ensure their comfort while exploring the park. Winter scarcely exists in Hawaii; its two main seasons are characterised by a warm winter and an even warmer summer. From October through April, the heart of the trade winds moves south of Hawaii; thus there average wind speeds are lower across the islands. Many visitors are drawn to the natural beauty found in higher elevations such as Kokee on Kauai, Haleakala on Maui or Kilauea on the island of Hawaii. Plan your travel to Hawaii, United States of America. Hawaii’s weather can be quite confusing for those used to mainland weather patterns. Kona rains last from several hours to several days. Expect to see lots of sunshine in Kona all year round but especially during the summer months (April to October). Station Data. Average Weather in Hilo Hawaii, United States. Thus daily range is wider than seasonal. [3], Temperatures of 90 °F (32 °C) and above are uncommon (with the exception of dry, leeward areas). Average Weather in Honolulu Hawaii, United States. Under extreme conditions—when the volcano is active and the winds carry the fumes north to the rest of the island chain—vog can be hazardous to plants, animals and humans. There may be as many as six or seven major storm events in a year. Hawaii Gov. Hawaii climate guide. Monthly averages Honolulu Longitude: -157.922, Latitude: 21.3187 Average weather Honolulu, HI - 96819. Air temperature of this season is slowly grows from 73 °F (23 °C) at March to 75 °F (25 °C) at May. Monthly average Waimea weather: temperature, rainfall and cloud cover. There are number of reasons why this has been observed only in Hawai‘i. Lihue, Kauai monthly average rainfall graph created by Go Visit Hawaii with data sourced from Weather.com. Monthly: 1981-2010 normals the expected highest and lowest temperature readings at any point during the year or given month) calculated based on data at said location from 1981 to 2010. Hawai‘i's high mountains present a substantial obstacle to the trade winds. The climate in Hilo is warm, muggy, windy, and partly cloudy. Weather on Hawaii Island: Climate, Seasons, and Average Monthly Temperature. Weather in Pahoa, Hawaii. These winds are called the trade winds because their stable and predictable patterns allowed intercontinental travel (trade) as early as in the 16th century. Hawaii climate guide. The storms may be associated with the passage of a cold front, the leading edge of a mass of relatively cool air that is moving from west to east or from northwest to southeast. January is on average the COOLEST month. However, the wind wake caused by the Hawaiian Islands extends 1,860 miles (3,000 km), roughly 10 times longer than any other wake. Based on weather reports collected during 1985–2015. Mauna Kea Observatory, Hawaii - Travel and vacation weather averages, current conditions and forecasts. The Hawaiian Islands receive most of their precipitation from October to April. On average, Hawaii enjoys nine hours of daily sunshine in November, which is still a far cry from conditions back home. The average water temperature is 74° F (23.3° C), with a summer high of 80° F (26.7° C). Hawaii weather today forecast includes satellite pictures, news, tsunami warnings. Another hurricane, Iwa, caused significant damage in 1982 but its center passed nearby and did not directly make landfall. The Morning relative humidity percentages are for 7 am and Afternoon levels are for 1 pm local standard time. Nontornadic waterspouts are more common than tornadoes produced by supercells, which produce stronger, longer lasting tornadoes, especially with respect to inland areas, and also produce the largest hail, such as the 2012 Hawaii hailstorm. The rarity of hurricanes making landfall on the Islands is subject to change as the climate warms. Summer waters are typically gentle on … The wettest month is January with an average of 61.2mm of rain. The usual run of trade wind weather yields many light showers in the lowlands, whereas torrential rains are associated with a sudden surge in the trade winds or with a major storm. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time. These effects can be especially pronounced in people with respiratory conditions and young children. The top image above shows the winds around the Hawaiian Islands measured by the Seawinds instrument aboard. Want to get the lay of the land? The texture change around the calmer south-west of the islands is the result of the shelter provided from the islands. Temperature varies by elevation. The annual BestPlaces Comfort Index for Kilauea is 8.5 (10=best), which means it is less comfortable than most places in Hawaii. Hawaii, USA: Annual Weather Averages August is the hottest month in Hawaii with an average temperature of 27°C (81°F) and the coldest is January at 23°C (73°F) with the most daily sunshine hours at 11 in July. Link to TripSavvy Homepage. These months have the lowest temperatures for the year. When counting also the Köppen sub-categories the island of Hawaii hosts 10 (out of 14 in total) climate zones. Also note that because of these high elevations, there is less protection from the sun's powerful UV rays, so come prepared with sunblock and sunglasses. Local weather at Kīlauea's summit (4000' elevation) varies daily and may be rainy and chilly any time of the year. Summer High: the July high is around 84 degrees Winter Low: the January low is 62 Rain: averages 75 inches of rain a year Snow: averages 0 inches of snow a year. Get the latest coronavirus (COVID-19) updates for the USA with current travel advice, statistics and online resources.. Below are average maximum temperatures at popular destinations in Hawaii for next month - December. They issue from canyons at the base of the western Maui mountains, where steeper canyon slopes meet the more gentle piedmont slope below. The counter current had been observed by oceanographers near the Hawaiian Islands years before the long wake was discovered, but they did not know what caused it.[13]. Unlike cold fronts and Kona storms, hurricanes and tropical storms are most likely to occur during the last half of the year, from July through December. Its daytime temperatures along the coasts generally range from only the mid-70s to the mid-80s most of the year. The long wake testifies to the strong interaction between the atmosphere and ocean, which has strong implications for global climate research. Get the latest coronavirus (COVID-19) updates for the USA with current travel advice, statistics and online resources.. Below are average maximum temperatures at popular destinations in Hawaii for next month - December. Over the course of the year, the temperature typically varies from 68°F to 87°F and is rarely below 63°F or above 89°F. By VI Staff on October 15, 2020 - Updated. If you see a white mist along the coast, it could simply be salt spray hanging in the air. Annual Weather Averages Near Kailua-Kona. Hawaii Weather & Climate Located 2,365 km above the equator, Hawaii has a tropical climate that enjoys fantastic weather all year round. Use this monthly calendar to view weather averages, such as average temperature 14 days ahead of today, as well as the historical weather patterns over the past year. In the leeward areas, temperatures may reach into the low 90s several days during the year, but temperatures higher than these are unusual. If you're looking to avoid rain altogether on your Hawaiian vacation, then the Big Island is a good choice. As storms cross the Pacific, they tend to lose strength if they bear northward and encounter cooler water. Every year or two a tropical storm will affect the weather in some part of the islands. Strong currents can make any beach unsafe at any time during the year, particularly in the winter. Weather in Hawaii Frequently Asked Questions Event Summaries Turn Around, Don't Drown StormReady TsunamiReady Our Mission Our Office Our Products HI RSS Feeds. Most locations also have information on the number of days with wet weather. Ocean temperatures are also perfect ranging from 71 to 81 degrees year round. Water & Surf Conditions Weather in The Hawaiian Islands is very consistent, with only minor changes in temperature throughout the year. It is this active interaction between wind, ocean current, and temperature that creates this uniquely long wake west of Hawaii. And though the 'wet season' has arrived, there is still plenty of sun. Under trade wind conditions, there is very often a pronounced moisture discontinuity between 4,000 and 8,000 feet (1,200 and 2,400 m). Official records for Honolulu have been kept at downtown from February 1877 to September 1949, and at Honolulu Int'l since October 1949. There are really only two seasons in Hawaii: summer (kau) from May to October and winter (hooilo) from November to April. Greetings from your Aloha Weatherman: I know that you would love to be here in the islands visiting on vacation, and yet there you are, somewhere else in the world. This warm water drives further changes in wind, allowing the island effect to extend far into the western Pacific. Rarely does the temperature rise from above 90 °F (32 °C) or drop below 60 °F (16 °C) at lower elevations. Hawaii differs from many tropical locations with pronounced wet and dry seasons, in that the wet season coincides with the winter months (rather than the summer months more typical of other places in the tropics). Luxury and rugged nature blend on this enticing island. Hawaii Weather Today Brought to you by Maui Weather Today. The island of Molokai remains true to its island roots. Winter in Maui begins mid-October and runs through to April. US Dept of Commerce National Oceanic and Atmospheric Administration National Weather Service Honolulu, HI 2525 Correa Rd Suite 250 Honolulu, HI 96822 (808) 973-5286 Comments? Honolulu Temperature Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual; Avg. In july the weather in Hawaii is perfect. Hawaii's fourth largest island is called the “Garden Island.”. Averages are for Honolulu International Airport, which is 4 miles from Honolulu. [7] Windward slopes have greater rainfall than leeward lowlands and tall mountains.[8]. Station Data. Though the trade winds are fairly constant, their relatively uniform air flow is distorted and disrupted by mountains, hills, and valleys. With 2.4in over 15 … Distinct instruments and sounds define music in Hawaii. January in Maui is comfortably warm with high temperature averages of 81°F (27°C).Low temperatures are a cool 63°F (17°C) for Hawaii’s tropical winter season. Due to cooler waters around Hawaii, the risk of tropical cyclones is low for Hawai'i. These are very localized, sometimes reaching speeds of 60 to 100 mph (100 to 160 km/h) and are best known in the settled areas of Kula and Lahaina on Maui. Hawaii has a spectacular, diverse climate and enjoys nearly perfect weather. Thankfully, the islands are cooled by trade winds that provide a refreshing breeze even in the scorching temperatures. On windward coasts, many brief showers are common, not one of which is heavy enough to produce more than 0.01 in (0.25 mm) of rain. Depending on your personal sensitivity, you may want to learn more about vog before traveling to Hawaii Island and visiting Hawaii Volcanoes National Park. Average Rainfall for Honolulu The … Find out more about our data sources. [citation needed], True hurricanes are rare in Hawai'i, thanks in part to the comparatively cool waters around the islands as well as unfavorable atmospheric conditions, such as enhanced wind shear; only four have affected the islands during 63 years.[when?] In theory, you can go to Hawaii all year round, and therefore even in winter, ie from December to March. US Dept of Commerce National Oceanic and Atmospheric Administration National Weather Service Honolulu, HI 2525 Correa Rd Suite 250 Honolulu, HI 96822 Windward areas tend to be cloudier during the summer, when the trade winds and associated clouds are more prevalent, while leeward areas, which are less affected by cloudy conditions associated with trade wind cloudiness, tend to be cloudier during the winter, when storm fronts pass through more frequently. Monthly averages Honolulu Longitude: -157.922, Latitude: 21.3187 Average weather Honolulu, HI - 96819. Second, the high mountain topography provides a significant disturbance to the winds. However, as the largest island in the archipelago, the climate can vary dramatically depending on the area. The island of Hawaii for example hosts 4 (out of 5 in total) climate groups on a surface as small as 4,028 square miles (10,430 km2) according to the Köppen climate types: tropical, arid, temperate and polar. The American state of Hawaii, which covers the Hawaiian Islands, is tropical but it experiences many different climates, depending on altitude and surrounding. Island weather is unpredictable. The weather here is in general pleasant, sunny, and dry. This means that if it is raining where you are, there is almost always a sunny spot to be found around the coast. Weather Highlights. Courtesy of Scotty Robson - Fotolia.com. The yearly cloudiness breakdown for Hawaii indicates 78 days of clear skies, 160 … Keep in mind that Kauai is small enough to drive around in a single day, it only takes about an hour to reach almost any part of the island, and daylight hours don’t change much throughout the year. Find the best time to go to Kihei (Hawaii). During the winter, snowfall is common at the summits of Mauna Kea and Mauna Loa on Hawaii Island. Climate Historical Summaries Weather", National Oceanic and Atmospheric Administration, "WMO climate normals for Hilo/WSO AP 87, HI 1961−1990", "WMO Climate Normals for HONOLULU, OAHU, HI 1961–1990", https://en.wikipedia.org/w/index.php?title=Climate_of_Hawaii&oldid=988515216, Articles with unsourced statements from February 2018, All articles with vague or ambiguous time, Vague or ambiguous time from February 2018, Creative Commons Attribution-ShareAlike License, Source: NOAA (relative humidity and sun 1961−1990), Source: NOAA (relative humidity and sun 1961–1990), This page was last edited on 13 November 2020, at 17:25. The hurricane season in the Hawaiian Islands is roughly from June through November, when hurricanes and tropical storms are most probable in the North Pacific. Kalihiwai, Hawaii - Travel and vacation weather averages, current conditions and forecasts. Hawaii Island, also known as the Big Island, is known for warm temperatures throughout the year. As a result of the shielding effect of volcanic mountains and the differences in weather at various elevations, you can find tropical rainforests, cool alpine regions, arid deserts and sunny beaches—all within the span of just a few miles Its daytime temperatures along the coasts generally range from only the mid-70s to the mid-80s most of the year. The rains may continue steadily, but the longer lasting ones are characteristically interrupted by intervals of lighter rain or partial clearing, as well as by intense showers superimposed on the more moderate continuous, steady rain. With regular showers, these winter months are home to the wettest Maui weather of the year. In August, the warmest month, the average day time temperature rises to 88.9°F. Whenever potential travelers to Hawaii are surveyed, their first questions are often the same: "How's the weather in Hawaii?" Honolulu, USA: Annual Weather Averages The most daily sunshine hours in Honolulu are 11 in July. Breathtaking natural wonders, landmarks and more. On days without an inversion, the sky is almost cloudless (completely cloudless skies are extremely rare). Monthly: 1981-2010 normals History: 2007-2019 Hawaii's Mountains & Volcanoes Summer High: the July high is around 81 degrees Winter Low: the January low is 63 Rain: averages 101 inches of rain a year Snow: averages 0 inches of snow a year. NOAA Weather Radio. The Hawaiian Islands’ trade winds mean there is almost always a cooling breeze here. It concerns the city of Lanai only. Annual mean rainfall ranges from 7.4 in (188 mm) on the summit of Mauna Kea[6] to 404.4 in (10,271 mm) in Big Bog. In these locations the sky is cloudy more than 70 percent of the time. The inversion is present 50 to 70 percent of the time; its height fluctuates from day to day, but it is usually between 5,000 and 7,000 feet (1,500 and 2,100 m). The humidity averages for each month are listed below for places in Hawaii. Ocean temperatures are also perfect ranging from 71 to 81 degrees year round. Learn about weather on the Big Island. Quaint towns, farms and beautiful beaches await on the “Valley Isle.”. Island wind patterns are very complex. Hawaii is the only state in the U.S. that has never recorded a sub-zero temperature. followed by questions about the specific months they intend to visit. December is the most wet month. Temperature varies by elevation. Want to know what the vog conditions are around the island? Below we've created a … More often there are one or two such storms a year; sometimes four or five. Please heed all weather warnings before hiking, swimming, sailing or participating in any outdoor activities. The Hawaiian Islands’ near-shore water temperatures remain comfortable throughout the year. A large majority of the accommodations are located in areas that receive very little rainfall. After all, Hawaii's weather is lovely almost every day of the year. Disclaimer … The chart below shows the distribution of precipitation annually on the islands; click the chart to e… Monthly: 1981-2010 normals History: 2007-2019 Unusual weather patterns are not uncommon in Hawaii, even more so on this island. These winds are forced upslope by the mountain heights, where their moisture condenses into clouds that produce rain. Weather in Hawaii Frequently Asked Questions Event Summaries Turn Around, Don't Drown StormReady TsunamiReady Our Mission Our Office Our Products HI RSS Feeds. For example, on the Big Island of Hawaii, it is possible to hit the beach and go for a swim and then drive … Three strong and destructive hurricanes are known to have made landfall on the islands, an unnamed storm in 1871,[9] Hurricane Dot in 1959, and Hurricane Iniki in 1992. Temperatures at sea level generally range from highs of 84–88 °F (29–31 °C) during the summer months to 79–83 °F (26–28 °C) during the winter months. The islands are an incredible collection of diverse micro-environments, each with its own unique weather plants and animals. warning in july the weather varied depending on the city and regions of the country. However, in this period, temperatures are a bit lower, nights can be cool, rainfall is more abundant on the northern slopes and is fairly frequent also on the southern slopes, and even some short storms (i.e. The “Heart of Hawaii” is home to Honolulu and much more. The wind wake drives an eastward "counter current" that brings warm water 5,000 miles (8,000 km) from the Asian coast. Climate in island of Hawaii (Big Island) in july In the month of july, the mean temperature in island of Hawaii (Big Island) is 81°F (maximum temperature is 85°F and minimum temperature is 79°F). Coastal areas are drier, especially the south and west side or leeward sides.[2]. Waimea, Hawaii - Travel and vacation weather averages, current conditions and forecasts. First, the ocean reacts slowly to fast-changing winds; winds must be steady to exert force on the ocean, such as the trade winds. Because tropical storms resemble Kona storms, and because early records do not distinguish clearly between them, it has been difficult to estimate the average frequency of tropical storms. Climate - Hawaii Average weather, temperature, rainfall, when to go, what to pack In Hawaii, the climate is tropical, with a hot season from June to October (called kau in the Hawaiian language) and a relatively cool season (hooilo) from December to March. The Pacific High, and with it the trade-wind zone, moves north and south with changing angle of the sun, so that it reaches its northernmost position in the summer. September is on average the WARMEST month. Average Maui Weather by the Month December, January, February. Kailua Kona is located on the west coast of the Big Island of Hawaii. The warmest month is August with an average maximum temperature of 31°C (87°F). Monthly averages Honolulu Longitude: -157.922, Latitude: 21.3187 Average weather Honolulu, HI - 96819. September is the hottest month for Pahoa with an average high temperature of 81.4°, which ranks it as cooler than most places in Hawaii. The inversion tends to suppress the vertical movement of air and so restricts cloud development to the zone just below the inversion.
2020 hawaii weather yearly