They are extremely violent, with wind speeds of 80–100 mph (130–160 km/h) or more. Vog is caused when sulfur dioxide and other gasses from Kilauea's Halemaumau Crater (on the island of Hawaii) mix with moisture in the air and sunlight. This variety of weather allows you to fully experience Hawaii and its sun-drenched beaches, misty rainbow-filled valleys, pristine waterfalls, cool highlands, and lush mountains. Honolulu's coldest month is February when the average temperature overnight is 65.4°F. The Kula winds are strong downslope winds on the lower slopes of the west side of Haleakala. 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. An entire winter may pass without a single well-developed Kona storm. The Big Island has 10 of the 15 types of the world’s climate. 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.. The weather and climate of Hawaii Island, also referred to as the Big island, varies depending on the area. US Dept of Commerce National Oceanic and Atmospheric Administration National Weather Service Honolulu, HI 2525 Correa Rd Suite 250 Honolulu, HI 96822 Located 2,365 km above the equator, Hawaii has a tropical climate that enjoys fantastic weather all year round. Summer waters are typically gentle on all beaches. Maui is known for its year-round warm and pleasant weather. Hawaii Weather Today Brought to you by Maui Weather Today. 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. Station KBA99 Serving Kauai, Oahu, Maui, Molokai, Lanai and part of the Big Island on 162.550 & 162.400 MHz It is also important for understanding natural climate variations, like El Niño. After all, Hawaii's weather is lovely almost every day of the year. Annual Weather Averages Near Kailua-Kona. In theory, you can go to Hawaii all year round, and therefore even in winter, ie from December to March. Weather Highlights. It is this weather phenomenon that creates Hawaii’s rich, green, tropical environment. Water & Surf Conditions Luxury and rugged nature blend on this enticing island. On Maui, the cloudiest zones are at and just below the summits of the mountains, and at elevations of 2,000 to 4,000 ft (600 to 1,200 m) on the windward sides of Haleakala. Each place has a total for the amount of precipitation it usually receives in a year. Ocean temperatures are also perfect ranging from 71 to 81 degrees year round. Share Pin Hawaii’s proximity to the equator means that its weather is tropically warm and consistent throughout the year. Find out more about our data sources. There may be as many as six or seven major storm events in a year. BESTPLACES COMFORT INDEX. Weather Highlights. The elevated topography blocks the airflow, effectively splitting the trade winds in two. The average water temperature is 74° F (23.3° C), with a summer high of 80° F (26.7° C). Big Island of Hawaii Weather Patterns. 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. Average temperatures in Waimea range between 61 and 68°F (16 and 20°c). Hawaii Weather & Climate Located 2,365 km above the equator, Hawaii has a tropical climate that enjoys fantastic weather all year round. The entirety of Hawaii Island enjoys a tropical environment with periods of high humidity and rain, but the skies usually sunny. Average Rainfall for Honolulu The … Select a destination to see the climate guide for all months of the year. 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. Local weather at Kīlauea's summit (4000' elevation) varies daily and may be rainy and chilly any time of the year. 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. Temperature varies by elevation. The average daytime summer temperature at sea level is 85° F (29.4° C), while the average daytime winter temperature is 78° (25.6° C). With regular showers, these winter months are home to the wettest Maui weather of the year. Most of the time, the answer is pretty easy. Monthly averages Honolulu Longitude: -157.922, Latitude: 21.3187 Average weather Honolulu, HI - 96819. The annual BestPlaces Comfort Index for Kilauea is 8.5 (10=best), which means it is less comfortable than most places in Hawaii. 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. Winter in Maui begins mid-October and runs through to April. The Hawaiian Islands Weather 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. The wettest season is Winter with 29% of yearly precipitation and 20% occurs in Autumn, which is the driest season. Explore an essential element of Hawaiian culture. They are also called "lehua winds" after the ʻōhiʻa lehua (Metrosideros polymorpha), whose red blossoms fill the air when these strong winds blow. Over the course of the year, the temperature typically varies from 64°F to 83°F and is rarely below 60°F or above 86°F.. Based on the tourism score, the best time of year to visit Hilo for warm-weather activities is from late to mid October. Hawaii’s proximity to the equator means that its weather is tropically warm and consistent throughout the year. The tables below give yearly averages for rainfall at cities, towns, resorts, parks and beaches in Hawaii. 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. Mean monthly maxima and minima (i.e. The texture change around the calmer south-west of the islands is the result of the shelter provided from the islands. 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. Ask your hotel staff or a lifeguard about ocean currents or look for warning flags and posted beach conditions. Expect to see lots of sunshine in Kona all year round but especially during the summer months (April to October). Plan your travel to Hawaii, United States of America. In leeward areas well screened from the trade winds (such as the west coast of Maui), skies are clear 30 to 60 percent of the time. 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. Every year or two a tropical storm will affect the weather in some part of the islands. Though the trade winds are fairly constant, their relatively uniform air flow is distorted and disrupted by mountains, hills, and valleys. The record low temperature in Honolulu is 52 °F (11 °C) on January 20, 1969. December is the most wet month. Weather patterns in Hawaii are dominated by the so-called trade winds. The average water temperature is 74° F (23.3° C), with a summer high of 80° F (26.7° C). The weather here is in general pleasant, sunny, and dry. Ocean temperatures are also perfect ranging from 71 to 81 degrees year round. Hawaii is the only state in the U.S. that has never recorded a sub-zero temperature. The annual precipitation average is 60.40 inches. Station Data. 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. Hawaii's Mountains & Volcanoes The climate guide for Kailua, Oahu, Hawaii shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Monthly averages Honolulu Longitude: -157.922, Latitude: 21.3187 Average weather Honolulu, HI - 96819. We recognize the proper use of the Hawaiian language including the ‘okina [‘], a consonant, and the kahakō [ō] or macron (e.g., in place names of Hawai‘i such as Lāna‘i). Station Data. The Lahaina winds are also downslope winds, but are somewhat different. Severe thunderstorms, as defined by the National Weather Service (NWS) as tornadoes, hail 1 in (25 mm) or larger, and/or convective winds of at least 58 mph (93 km/h) occur but are relatively uncommon. Weather in The Hawaiian Islands is very consistent, with only minor changes in temperature throughout the year. Not all hazy conditions are caused by vog. Rarely does the temperature rise from above 90 °F (32 °C) or drop below 60 °F (16 °C) at lower elevations. The average weather in Hawaii indicates a relative humidity in the morning of 76.0%, and 62.3% in the afternoon and evening. An annual average of approximately one tornado, either emanating from supercells or by other processes, occurs. 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 The climate enjoyable in this city in the month of july. Weather in Hawaii Frequently Asked Questions Event Summaries Turn Around, Don't Drown StormReady TsunamiReady Our Mission Our Office Our Products HI RSS Feeds. Monthly averages Honolulu Longitude: -157.922, Latitude: 21.3187 Average weather Honolulu, HI - 96819. The coldest month is January with an average maximum temperature of 26°C (78°F). Hawaii Gov. The American state of Hawaii, which covers the Hawaiian Islands, is tropical but it experiences many different climates, depending on altitude and surrounding. 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. For instance, Honolulu's Köppen climate classification is the rare As wet-winter subcategory of the Tropical wet and dry climate type.. Rainfall & Trade Winds January is on average the COOLEST month. Average temperatures in Hawaii in May: 21°C to 29°C (70°F to 84°F) Average sea temperatures in Hawaii in May: 25°C (77°F) At the summit of the volcano, temperatures may be 12 to 15 degrees cooler than at sealevel. Depending on your personal sensitivity, you may want to learn more about vog before traveling to Hawaii Island and visiting Hawaii Volcanoes National Park. More often there are one or two such storms a year; sometimes four or five. Temperature & Climate Zones 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: 1981-2010 normals Three strong and destructive hurricanes are known to have made landfall on the islands, an unnamed storm in 1871, Hurricane Dot in 1959, and Hurricane Iniki in 1992. 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. Learn about weather on the Big Island. November marks the start of the wet season in Hawaii, but it also signifies the end of the hurricane season. March is penultimate month of rainy season with average amount of precipitation about 1.9” (50 mm). The wettest month is November with an average of 124mm of rain. These winds tend to be strongest from 2,000 to 4,000 ft (600 to 1,200 m) above mean sea level. From October through April, the heart of the trade winds moves south of Hawaii; thus there average wind speeds are lower across the islands. 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. Each place has a total for the amount of precipitation it usually receives in a year. These have more modest winds, below 74 mph (119 km/h). As storms cross the Pacific, they tend to lose strength if they bear northward and encounter cooler water. There are number of reasons why this has been observed only in Hawai‘i. 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. When counting also the Köppen sub-categories the island of Hawaii hosts 10 (out of 14 in total) climate zones. The usual clarity of the air in the high mountains is associated with the low moisture content of the air. Based on weather reports collected during 1985–2015. 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 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. Hawaii Island, also known as the Big Island, is known for warm temperatures throughout the year. The best thing about Hawaii's weather is that it is very localized. Remember: The climate in Hawaii in july ranges from perfect to good depending on the region and city. Average Maui Weather by the Month December, January, February. Unusual weather patterns are not uncommon in Hawaii, even more so on this island. At an elevation of 10,023 feet, the summit of Haleakala can be as much as 30° F cooler than resort areas on the coast. It is not advisable to exercise or participate in strenuous outdoor activities when the vog is very heavy. The best month to swim in the sea is in August when the average sea temperature is 27°C (81°F). Local weather at Kīlauea's summit (4000' elevation) varies daily and may be rainy and chilly any time of the year. Averages are for Honolulu International Airport, which is 4 miles from Honolulu. 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. The spirit of islands infuses arts and crafts on Hawaii. Pleasant Climate Year-Round With its warm and gentle trade winds, mild temperatures and sunny skies, Hawaii is an ideal vacation destination throughout the year. The rarity of hurricanes making landfall on the Islands is subject to change as the climate warms. Station Data. The long wake testifies to the strong interaction between the atmosphere and ocean, which has strong implications for global climate research. Temperatures at night are approximately 10° F lower than the daytime. Kailua Kona is located on the west coast of the Big Island of Hawaii. For example, on the Big Island of Hawaii, it is possible to hit the beach and go for a swim and then drive … The Hawaiian Islands’ near-shore water temperatures remain comfortable throughout the year. The climate in Hilo is warm, muggy, windy, and partly cloudy. The name comes from winds out of the "kona" or usually leeward direction. However, the wind wake caused by the Hawaiian Islands extends 1,860 miles (3,000 km), roughly 10 times longer than any other wake. Play some of the state’s most famous courses. In August, the warmest month, the average day time temperature rises to 88.9°F. The annual BestPlaces Comfort Index for the Pahoa area is 8.8 (10=best), which means it is more comfortable than most places in Hawaii. Find the best time to go to Kihei (Hawaii). Rarely does the temperature rise from above 90 °F (32 °C) or drop below 60 °F (16 °C) at lower elevations. 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. On Maui, the summit of Haleakalā occasionally experiences snowfall, but snow had never been observed below 7,500 feet (2,300 m) before February 2019, when snow was observed at 6,200 feet (1,900 m) and fell at higher elevations in amounts large enough to force Haleakalā National Park to close for several days. Weather in Pahoa, Hawaii. Hawaii governor delays plan to reopen tourism again. Kilauea, Hawaii gets 75 inches of rain, on average, per year. Hilo is the wettest city in the US, receiving more 130 inches of rain per year while Mt. Kalihiwai, Hawaii - Travel and vacation weather averages, current conditions and forecasts. 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). 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. Check your local news weather report. Climate and Weather in Hawaii in May. During the winter on many north shore beaches, Pacific storms drive ocean swells towards the islands, creating The Hawaiian Islands’ legendary big waves. Annual weather conditions in Hawaii vary neigh. NOAA Weather Radio. On days without an inversion, the sky is almost cloudless (completely cloudless skies are extremely rare). Temperatures in these higher locations drop 3.5° F for every 1,000 feet above sea level that you climb, so dress appropriately with pants and several layers of clothing. warning in july the weather varied depending on the city and regions of the country. Best time to visit Hawaii, monthly + yearly temperature, rainfall, cloud cover, trade winds and wet side vs. dry side. Vog is the local term for "volcanic fog" and it describes the hazy air pollution that occasionally hangs over the islands. 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. Wave action varies dramatically between island coasts and seasons. Hana has had as much as 28 in (710 mm) of rain in a single 24-hour period. This split causes a zone of weak winds, called a "wind wake", on the leeward side of the islands.. The Morning relative humidity percentages are for 7 am and Afternoon levels are for 1 pm local standard time. There are really only two seasons in Hawaii: summer (kau) from May to October and winter (hooilo) from November to April.The average daytime summer temperature at sea level is 85° F (29.4° C), while the average daytime winter temperature is 78° (25.6° C). Due to Hawaii being at the northern edge of the tropics (mostly above 20 latitude), there are only weak wet and dry seasons unlike many tropical climates. The weather on Oahu doesn’t change much throughout the year, and the island really only has two seasons (winter and summer).  Windward slopes have greater rainfall than leeward lowlands and tall mountains.. Monthly average Waimea weather: temperature, rainfall and cloud cover. Kona rains last from several hours to several days. Step off the plane and feel the warm embrace of Kauai with average yearly temperatures ranging between 84 and 69 degrees. The island of Molokai remains true to its island roots. The most pleasant months of the year for Pahoa are May, December and April. The Hawaiian Islands’ near-shore water temperatures remain comfortable throughout the year. Visitors should be prepared for rain and wear layers of clothing to ensure their comfort while exploring the park. 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. The surprise of island weather is that yearly rainfall may be more than 100 inches in one place and less than 20 inches just a few miles away.
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