Monthly: 1981-2010 normals Link to TripSavvy Homepage. Kilauea, Hawaii gets 75 inches of rain, on average, per year. Monthly average Waimea weather: temperature, rainfall and cloud cover. Tropical storms are more frequent. Step off the plane and feel the warm embrace of Kauai with average yearly temperatures ranging between 84 and 69 degrees. The average weather in Hawaii indicates a relative humidity in the morning of 76.0%, and 62.3% in the afternoon and evening. In july the weather in Hawaii is perfect. The annual BestPlaces Comfort Index for Kilauea is 8.5 (10=best), which means it is less comfortable than most places in Hawaii. It is this active interaction between wind, ocean current, and temperature that creates this uniquely long wake west of Hawaii. During the winter on many north shore beaches, Pacific storms drive ocean swells towards the islands, creating The Hawaiian Islands’ legendary big waves. Weather in The Hawaiian Islands is very consistent, with only minor changes in temperature throughout the year. During the winter, snowfall is common at the summits of Mauna Kea and Mauna Loa on Hawaii Island. Kailua Kona is located on the west coast of the Big Island of Hawaii. Local weather at Kīlauea's summit (4000' elevation) varies daily and may be rainy and chilly any time of the year. 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. Lihue, Kauai monthly average rainfall graph created by Go Visit Hawaii with data sourced from Temperatures are lower at higher altitudes. 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 km 2) according to the Köppen climate types: tropical, arid, temperate and polar. Depending on your personal sensitivity, you may want to learn more about vog before traveling to Hawaii Island and visiting Hawaii Volcanoes National Park. 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). Monthly: 1981-2010 normals History: 2007-2019 [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?] Monthly: 1981-2010 normals In August, the warmest month, the average day time temperature rises to 88.9°F. Step off the plane and feel the warm embrace of Kauai with average yearly temperatures ranging between 84 and 69 degrees. The average water temperature is 74° F (23.3° C), with a summer high of 80° F (26.7° C). Learn about weather on the Big Island. If you see a white mist along the coast, it could simply be salt spray hanging in the air. Honolulu Temperature Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual; Avg. In Pahoa, there are 12 comfortable months with high temperatures in the range of 70-85°. 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. 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. 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. Though the trade winds are fairly constant, their relatively uniform air flow is distorted and disrupted by mountains, hills, and valleys. Wave conditions are often very localized, so if the waves are too big on your beach, you can usually find calmer water at a more sheltered beach. Places with weather information on Hawaii's Big Island include Kainaliu, Kailua Kona and Captain Cook in South Kona; Naalehu at the island's south end; and Puukohola Heiau in the Kohala region at the north end. Kona lies on the leeward side of the Big Island. 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. 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. 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. Luxury and rugged nature blend on this enticing island. Station Data. 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 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. NOAA National Weather Service Honolulu, HI. Weather in Hawaii Frequently Asked Questions Event Summaries Turn Around, Don't Drown StormReady TsunamiReady Our Mission Our Office Our Products HI RSS Feeds. Mauna Kea Observatory, Hawaii - Travel and vacation weather averages, current conditions and forecasts. 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. BESTPLACES COMFORT INDEX. The island of Molokai remains true to its island roots. Winter scarcely exists in Hawaii; its two main seasons are characterised by a warm winter and an even warmer summer. Hawaii's fourth largest island is called the “Garden Island.”. The chart below shows the distribution of precipitation annually on the islands; click the chart to e… Station Data. The wettest months are from November to March, but winter rains do not generally disrupt vacation plans, since the weather is very localized. Hilo is the wettest city in the US, receiving more 130 inches of rain per year while Mt. 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? 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. For example, on the Big Island of Hawaii, it is possible to hit the beach and go for a swim and then drive … The climate in Hilo is warm, muggy, windy, and partly cloudy. January is on average the COOLEST month. By VI Staff on October 15, 2020 - Updated. Find the best time to go to Kihei (Hawaii). For instance, Honolulu's Köppen climate classification is the rare As wet-winter subcategory of the Tropical wet and dry climate type.[5]. Monthly averages Honolulu Longitude: -157.922, Latitude: 21.3187 Average weather Honolulu, HI - 96819. The Morning relative humidity percentages are for 7 am and Afternoon levels are for 1 pm local standard time. 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. First, the ocean reacts slowly to fast-changing winds; winds must be steady to exert force on the ocean, such as the trade winds. This brings trade winds during the period of May through September, when they are prevalent 80 to 95 percent of the time. The weather here is in general pleasant, sunny, and dry. Temperatures are lower at higher altitudes. [1] The islands receive most rainfall from the trade winds on their north and east flanks (the windward side) as a result of orographic precipitation. Every year or two a tropical storm will affect the weather in some part of the islands. Located 2,365 km above the equator, Hawaii has a tropical climate that enjoys fantastic weather all year round. Visitors should be prepared for rain and wear layers of clothing to ensure their comfort while exploring the park. Explore an essential element of Hawaiian culture. When counting also the Köppen sub-categories the island of Hawaii hosts 10 (out of 14 in total) climate zones. The months of January and February feature the coldest climate of the year, with January daytime temperatures of 27°C / 80°F, which can drop to 18°C / 64°F. Temperatures at night are approximately 10° F lower than the daytime. An annual average of approximately one tornado, either emanating from supercells or by other processes, occurs. The name comes from winds out of the "kona" or usually leeward direction. Courtesy of Scotty Robson - The wettest month is November with an average of 124mm of rain. For more information, see, annual average of approximately one tornado, "Snow closes Haleakala National Park and creates social media buzz",,+Hawaii,+United+States+of+America, "Western U.S. The spirit of islands infuses arts and crafts on 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. You may be driving along the island and be in a rain storm one minute and in bright sun the next. On trade wind days when the inversion is well defined, the clouds develop below these heights with only an occasional cloud top breaking through the inversion. The climate enjoyable in this city in the month of july. Temperature varies by elevation. Climate and average weather for Kihei (Hawaii), United States of America displayed in graphs. Weather on Hawaii Island: Climate, Seasons, and Average Monthly Temperature. Most locations also have information on the number of days with wet weather. Winter scarcely exists in Hawaii; its two main seasons are characterised by a warm winter and an even warmer summer. Hawaii climate guide. Drier conditions generally prevail from May to September. The hottest weather of the summer is experienced during August and September, with temperatures rising to 32°C / 89°F. The wind wake drives an eastward "counter current" that brings warm water 5,000 miles (8,000 km) from the Asian coast. On average, Hawaii enjoys nine hours of daily sunshine in November, which is still a far cry from conditions back home. With regular showers, these winter months are home to the wettest Maui weather of the year. Average Weather in Honolulu Hawaii, United States. 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). Hawaii's Mountains & Volcanoes Weather in The Hawaiian Islands is very consistent, with only minor changes in temperature throughout the year. Want to know what the vog conditions are around the island? Weather in Hawaii Frequently Asked Questions Event Summaries Turn Around, Don't Drown StormReady TsunamiReady Our Mission Our Office Our Products HI RSS Feeds. Another hurricane, Iwa, caused significant damage in 1982 but its center passed nearby and did not directly make landfall. They are extremely violent, with wind speeds of 80–100 mph (130–160 km/h) or more. These winds are called the trade winds because their stable and predictable patterns allowed intercontinental travel (trade) as early as in the 16th century. 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. More often there are one or two such storms a year; sometimes four or five. Select a destination to see the climate guide for all months of the year. 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. However, the wind wake caused by the Hawaiian Islands extends 1,860 miles (3,000 km), roughly 10 times longer than any other wake. The wettest month is January with an average of 61.2mm of rain. Hawaii weather today forecast includes satellite pictures, news, tsunami warnings. Hana has had as much as 28 in (710 mm) of rain in a single 24-hour period. 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. Its daytime temperatures along the coasts generally range from only the mid-70s to the mid-80s most of the year. Weather data not available for this location. 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",, 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. Quaint towns, farms and beautiful beaches await on the “Valley Isle.”. 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. Remember: The climate in Hawaii in july ranges from perfect to good depending on the region and city. 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. 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. Summer waters are typically gentle on all beaches. 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. Temperature In these tropical islands, even when it rains average temperatures usually reac… The trade winds, constant winds blowing from the … 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. Below we've created a … Most of the time, the answer is pretty easy. Based on weather reports collected during 1985–2015. [3], Temperatures of 90 °F (32 °C) and above are uncommon (with the exception of dry, leeward areas). Keep in mind that it's still plenty warm in many areas. Not all hazy conditions are caused by vog. These have more modest winds, below 74 mph (119 km/h). Average Maui Weather by the Month December, January, February. With 2.4in over 15 … Best Time to Visit Maui, Hawaii - Weather Year Round. Coastal areas are drier, especially the south and west side or leeward sides.[2]. Second, the high mountain topography provides a significant disturbance to the winds. In these locations the sky is cloudy more than 70 percent of the time. Honolulu's coldest month is February when the average temperature overnight is 65.4°F. The inversion tends to suppress the vertical movement of air and so restricts cloud development to the zone just below the inversion. The American state of Hawaii, which covers the Hawaiian Islands, is tropical but it experiences many different climates, depending on altitude and surrounding. At the summit of the volcano, temperatures may be 12 to 15 degrees cooler than at sealevel. Typically, the trade winds continue across the Pacific — unless something gets in their way, like an island. Ask your hotel staff or a lifeguard about ocean currents or look for warning flags and posted beach conditions. However, as the largest island in the archipelago, the climate can vary dramatically depending on the area. Air temperature of this season is slowly grows from 73 °F (23 °C) at March to 75 °F (25 °C) at May. Many people visit Maui during the winter not just because of the weather on Maui, but to escape the cold weather back home. These effects can be especially pronounced in people with respiratory conditions and young children. Kalihiwai, Hawaii - Travel and vacation weather averages, current conditions and forecasts. Each place has a total for the amount of precipitation it usually receives in a year. Thankfully, the islands are cooled by trade winds that provide a refreshing breeze even in the scorching temperatures. Hawaii’s weather can be quite confusing for those used to mainland weather patterns. 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). 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. The Hawaiian Islands’ near-shore water temperatures remain comfortable throughout the year. Station KBA99 Serving Kauai, Oahu, Maui, Molokai, Lanai and part of the Big Island on 162.550 & 162.400 MHz Please try again later. 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. 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. 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. Its daytime temperatures along the coasts generally range from only the mid-70s to the mid-80s most of the year. These winds tend to be strongest from 2,000 to 4,000 ft (600 to 1,200 m) above mean sea level. Continue reading about: Weather on the Big Island, Explained. NOAA Weather Radio. Hawaii is the only state in the U.S. that has never recorded a sub-zero temperature. 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. followed by questions about the specific months they intend to visit. 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. Third, the Hawaiian Islands are large in horizontal (east-west) scale, extending over four degrees in longitude. Hawai‘i's high mountains present a substantial obstacle to the trade winds. The surface waters of the open ocean around Hawaii range from 75 °F (24 °C) between late February and early April, to a maximum of 82 °F (28 °C) in late September or early October. An entire winter may pass without a single well-developed Kona storm. If you're looking to avoid rain altogether on your Hawaiian vacation, then the Big Island is a good choice. The most common effects are headaches, watery eyes and breathing difficulties. Averages are for Keahole Airport, which is 7 miles from Kailua-Kona. The break (a large-scale feature of the Pacific High) is caused by a temperature inversion embedded in the moving trade wind air. In theory, you can go to Hawaii all year round, and therefore even in winter, ie from December to March. Play some of the state’s most famous courses. Most locations also have information on the number of days with wet weather. Station Data. Rainfall in a well-developed Kona storm is widespread and more prolonged than in the usual cold-front storm. They are also called "lehua winds" after the ʻōhiʻa lehua (Metrosideros polymorpha), whose red blossoms fill the air when these strong winds blow. The weather on Oahu doesn’t change much throughout the year, and the island really only has two seasons (winter and summer). Summer waters are typically gentle on … Water & Surf Conditions warning in july the weather varied depending on the city and regions of the country. Please Contact Us. 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. In Honolulu, the summers are hot, oppressive, and dry; the winters are comfortable and humid; and it is windy and mostly clear year round. As storms cross the Pacific, they tend to lose strength if they bear northward and encounter cooler water. The usual clarity of the air in the high mountains is associated with the low moisture content of the air. These towering clouds form along the mountains where the incoming trade wind air converges as it moves up a valley and is forced up and over the mountains to heights of several thousand feet.