Average weather, temperature, rainfall, when to go, what to pack Alaska, the largest state of the United States with a surface of more than 1.7 million square kilometers (650,000 square miles), largely deserves its reputation of a cold land, but it has also maritime and wet areas, which are not as … Monthly: 1981-2010 normals History: 2007-2019 Extended Range Outlooks Average high temperatures are mild at 85 Fahrenheit or 29 Celsius. Average high temperatures decline to 83 Fahrenheit or 28 Celsius. Temperatures are highest June through August, with highs often in the 60s. United States Hi Resolution 24 Hour Animated Radar Loop Showing Southern Canada to Northern Mexico and the U.S. from Coast to Coast. Rainfall Index (RI) is based on weather data collected and maintained by the National Oceanic and Atmospheric Administration's Climate Prediction Center.The index reflects how much precipitation is received relative to the long-term average for a specified area and timeframe. The Alaska statewide average temperature for this year-to-date period was 26.0°F, 0.2°F above average and ranked in the middle one-third of the record. Climate Data. Alaska by Month: When to Go & Why. Please note that we only rank locations with 'Average Precipitation' data. December Jamaica's weather in December continues the November total of four inches of rain. It was the coolest January-July since 2012. In August — the rainiest month of the year — the state receives an average of almost three inches. Daily Oregon HAM Radio Operators Weather Report; Daily Temps/Precip/Snowfall: Portland ( 1940-2019, csv file) Daily Temps/Precip/Snowfall: Astoria ( … The least amount of rainfall occurs in the vicinity of Guánica at Ensenada in southwestern Puerto Rico. Given the Earth's surface area, that means the globally averaged annual precipitation is 990 millimetres (39 in). 131 Dramatic changes have occurred across the Greenland ice sheet as well, particularly at its edges. In the past three years rainfall here has doubled compared with the preceding decade, according to University of Alaska at Fairbanks professor Christopher D. Arp. These outlooks are issued from 2 weeks to 13 months in advance, for the lower 48 states and Hawaii and other Pacific Islands. Alabama Alaska Arizona Arkansas California Colorado Connecticut Delaware Weather rainfall and temperature data with long-term monthly averages for over 20,000 weather stations worldwide. Station Data. High humidity and a high average rainfall make for a wet environment. The most rain and snow measured in Alaska is at Little Port Walter on Baranof Island in southeast Alaska. But as the summer progresses, the chance of rainfall increases. For the entire United States, excluding Hawaii and Alaska, the average amount of moisture falling as … Average temperatures and precipitation amounts for more than 58 cities in Alaska. Since 1991, the amount of rain falling in very heavy precipitation events has been significantly above average. The heaviest rainfall events have become heavier and more frequent, and the amount of rain falling on the heaviest rain days has also increased. It still rains often with an average of 11 days. Average precipitation at the inlet amounts to 237 inches a year (6,009 mm), which falls on 233 days annually. Climate and Average Weather in United States of America. Alaska has an Arctic tundra climate, while Hawaii and South Florida have a tropical climate. The mean annual total rainfall in Sierra de Luquillo is 169.0 inches per year (in/yr) (4,305 millimeters per year (mm/yr). Have warm clothing and quality rain gear, as inclement weather can set in quickly and last for days. Along the northern coast overlooking the Arctic Ocean, the average in January and February is around -20 °C (-4 °F) in the west, it goes below -30 °C (-22 °F) in the central and eastern part, and it rises again to around -25 °C (-13 °F) in the far east, and to -20 °C (-4 °F) in the Bering Strait, which separates Siberia from Alaska. Climate in Alaska. The overall climate in the United States of America (USA) is temperate, with notable exceptions. Locations without 'Average Precipitation' data are not listed. Rain days drop to nine. The Great Plains … Average temperatures and rainfall in US cities. The Alaska spring temperature was 24.4°F, 0.5°F above the long-term average, ranking in the middle third of the record for the state. Rainfall is greatest in the Sierra de Luquillo rainforest in the eastern part of Puerto Rico. The Alaska by month travel season calendar below brings in April and early spring, because that is when the yearly travel season kicks off. Alaska is open for travel year-round, but the primary tourist season begins in June and ends in August. Rainfall in November drops back down to four inches. Available data from Alaska and western Canada indicate that winter temperatures in this area have increased as much as 5 to 7°F in the past 50 years. Precipitation is a major component of the water cycle, and is responsible for depositing most of the fresh water on the planet.Approximately 505,000 km 3 (121,000 mi 3) of water falls as precipitation each year, 398,000 km 3 (95,000 cu mi) of it over the oceans. Winter in Alaska can be bitterly cold, which means most visitors head north in the summer. US Geography / US Weather . A climate chart for your city, indicating the monthly high temperatures and rainfall. Summer ranked as the 10 th warmest on record for the state with an average temperature of 52.7°F, 2.2°F above average. The rank above might not be a complete list. Monthly averages Anchorage Longitude: -149.9, Latitude: 61.2181 Average weather Anchorage, AK - 99502. A sub-type called a cloud forest often forms the uppermost reach of rainforest at elevations between 1,300 and 9,200 feet or more depending on the setting; these ecosystems, commonly characterized by stunted trees cloaked in moss, ferns and other epiphytes (arboreal plants and lichens), typically receive on the order of 79 inches of rainfall. The average temperatures in the summer are in the 60's, rare highs hitting 80. In Alaska, annual average glacier ice mass for each year since 1984 has been less than the year before, and glacial ice mass is declining in both the northern and southern regions around the Gulf of Alaska. 24 Hour Daily High and Low World Temperatures with Maximum World Precipitation / Rainfall including Northern Hemisphere High and Low Temperatures, Southern Hemisphere, United States, Canada, Europe, & the United Kingdom High and Low Temperatures / Rainfall in Fahrenheit and Inches. In the lower 48 states, western Washington and the north coast of Oregon are the wettest … Temperatures were above average across the Aleutians and portions of northern Alaska and below average across parts of eastern-interior Alaska. Heavy downpours are increasing nationally, especially over the last three to five decades. Above-average temperatures spanned much of the state with near and below-average conditions in the panhandle. The average rainfall is from 60-90 inches annually. This was the coolest spring across Alaska since 2013. Northern and western Alaska were warmer with average with central Alaska cooler than average. Earth rainfall climatology Is the study of rainfall, a sub-field of meteorology.Formally, a wider study includes water falling as ice crystals, i.e. Map Explanations Official Fcsts Fcst Tools About Us Our Mission Who We Are Contact Us CPC Information CPC Web Team Official 90-day Outlooks are issued once each month near mid-month at 8:30am Eastern Time. In addition, seasonal climate outlooks show average temperature (degrees Fahrenheit) and precipitation (inches) for the lower 48 states by climate regions, and probability of exceedance outlook. State-wide averages of annual rainfall plus snowfall range from a high of 63.7 inches (1618 millimetres) in Hawaii to a low of 9.5 inches (241 millimetres) in Nevada. Above-average temperatures were limited to the northwest West Coast division as well as the Aleutians. 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