Northern lights over Bear Lake, Eielson Air Force Base, Alaska. At the top of the Earth there is an arctic climate and some of the coldest temperatures in the world are found here. About 5 to 10 inches (125 to 250 mm) of precipitation, mostly as snow but also as rain (especially in August), creates a waterlogged environment due to low evaporation and permafrost. Yakutat has an annual precipitation of around 130 inches, one of the highest in the state. Thanks to a modifying effect of the ocean, the long Arctic night temperatures of the immediate coastal areas do not drop to the extreme low readings reached in the Alaskan interior. Ft. Yukon holds the all-time record with a sizzling 100°F temperature recorded in 1915. In the summer, high temperatures average in the 60s and low temperatures in the 50s. Here’s the Alaska NOAA weather website for more information. Much of the southern parts are temperate rainforest. In Fairbanks, a city built on permafrost, the annual mean temperature is just 28°F. Several fish species already have begun migrating northward along Alaska’s Pacific Coast because of the warming temperatures. Snow covers the ground about eight months of the year, and usually falls every month of the year.For Barrow – the most northerly first-order station operated by the National Weather Service-every year the sun dips below the horizon at 12:50 p.m. on November 18, and is not seen again until 11:51 a.m. on January 24. The mixing of the warm waters with the Bering Sea’s cold waters contributes to an atmospheric low-pressure centre known as the Aleutian low. This zone is located almost directly in the path of easterly moving storms that cross the Gulf of Alaska. Lowest Temperature -79.8° F (-62° C) at Prospect Creek on January 23, 1971. Northern and eastern sections are predominantly continental. The weather changes in different parts of the world. Annual snowfalls vary from about 60 to 90 inches. Thunderstorms are common in the interior in summer, and severe lightning has caused forest fires. The climate in Juneau and the southeast panhandle is a mid-latitude oceanic climate (Köppen climate classification Cfb) in the southern sections and an oceanic, marine subpolar climate (similar to Scotland, or Haida Gwaii), (Köppen Cfc) in the northern parts. Birch, willow, and aspen trees are also prevalent in the interior. Above is the USDA Alaska planting zones map. Boreal forest, Alaska, U.S., dominated by spruce trees (. Where there are similar weather patterns this is known as a climate. Freezing rain is extremely rare. The western coasts are bathed by the Alaska Current, which carries relatively warm Pacific waters northward and westward along the southern Aleutian Islands. For example using slide like I am!!! Average temperatures throughout the entire winter, however, are considerably higher than those experienced in the Alaskan interior (North Central zone). The high latitude drives the seasonal pattern of available solar radiation. The climate in Southcentral Alaska is a subarctic climate due to its short, cool summers. This map has been created to help gardeners know what kind … Musk oxen in the snow, Arctic National Wildlife Refuge, northeastern Alaska, U.S. Caribou migrating, Arctic National Wildlife Refuge, Alaska. The vast interior region of Alaska has a markedly continental climate, with frigid winters, and short but mild summers, during which there can be a few hot days. Alaska’s summers are warm with temperatures that can reach into the 90°s. All Using world map outlines, pupils could use different colours to shade different areas to convey the different climates, labelling them or creating their own climate key. The impacts on wildlife, and the people who depend on it for their livelihoods, will be huge. Midnight sun over Kotzebue Sound, Alaska, north of the Arctic Circle. May is a definite transitional period, and July is the warmest month of the year. When compared to high readings near 90°, Alaska temperatures range is an astonishing 170°. Frequent and relatively heavy precipitation occurs, with annual amounts close to that of the immediate coastal regions of Washington and Oregon. One of the most common is that Alaska temperatures in summer are cool. The panhandle and southern islands are covered with Sitka spruce, hemlock, some Alaskan cedar, and other evergreens. Strong southeasterly winds are frequent from October through March. Temperate climates are found a bit further south, and as you approach the equator you find Mediterranean and desert climates. Many believe that the far northern part of Alaska would be the coldest. Temperatures usually remain below the freezing point for most of the year, with daily maximums reaching higher than 32°F an average of 110 days per year. That’s Spring, Summer, and Fall in Alaska. February is generally the coldest month. Temperatures begin to fall in September, with snow becoming more frequent in October. Same this is a really good site to use from school projects. Add up the temperatures and divide the sum by the number of numbers to find the mean. The average date of the last snow is mid-April, but may be as late as early May. Due to a rugged topography, precipitation amounts vary greatly in different localities, even in adjacent localities. Some of the hottest places on Earth are found here, and few people live in this climate. The four seasons are well marked. By signing up for this email, you are agreeing to news, offers, and information from Encyclopaedia Britannica. The end of the short summer is reached in September. The Arctic has limited incoming solar warmth in the winter and an abundance of available light in the summer. That’s a far bigger question than I can answer here sir. The extratropical storm track runs along the Aleutian Island chain, across the Alaska Peninsula, and along the coastal area of the Gulf of Alaska which exposes these parts of the state to a large majority of the storms crossing the North Pacific. The decrease in hours of daylight is as rapid as the increase. Foliage turns green in most sections by late May/early June. Yet, it is not unusual for daily maximum readings to remain in the 50s during the summer months. The Arctic coast of Alaska, on the other hand, is bathed by a cold, westward-flowing ocean current. Alaska’s climate is determined by average temperatures and precipitation received statewide over many years. It says “May through September” at the bottom. Since 1979 the climate of Alaska has been gradually warming (see global warming), which has caused a measurable amount of permafrost to melt. From AC/DC to Bruce Springsteen, test your knowledge of the origins of various musicians and groups in this quiz. It is not uncommon, however, for temperatures to reach into the 90s F (about 34 °C) in summer or drop into the −60s F (about −54 °C) in … That’s guaranteed to have dramatic effects in an Arctic landscape, where even small temperature changes can make the difference between freezing and melting. Alaska climate zones are 1, 2, 3, 4, 5 and 6. Autumn is brief, beginning in early September and ending in mid-October. Moreover, the Arctic Ocean’s pack ice has decreased in thickness, and in summers it has been receding farther north, increasing the possibility that both the Northwest and Northeast passages, accessed through the Bering Strait, may become open for navigation during the summer. What effect does the wide extremes of weather in Alaska have on life expectancy of it’s citizens in comparison to those with less variances? Anchorage, Alaska has a subarctic climate with the code Dfc according to the Köppen climate classification due to its short, cool summers. The coldest weather is normally in January, when very cold days have high temperatures below zero. Britannia Kids Holiday Bundle. Accumulated snow depths of a foot or more are infrequent and, because of moderating temperatures, snow covers seldom persist beyond a week or two. The climate in the extreme north of Alaska is an Arctic climate with long, very cold winters and short, cool summers. KS2 In order to post comments, please make sure JavaScript and Cookies are enabled, and reload the page. Currently you have JavaScript disabled. Pupils could be guided to describe the activities that could be done in each climate, along with the fauna and flora that might be found there. However, the Cordova-Valdez region and parts of the west-central panhandle have the state’s highest precipitation, 220 inches (5,600 mm) or more. Just find the mean of the average weather temperatures. If it pops above zero, residents can say goodbye to the frozen ground beneath their feet, along with the free iceboxes in their basements. Alaska’s interior, a second climatic zone, has a continental climate influenced in the winter by cold air from northern Canada and Siberia. The ameliorating effects of the Beaufort Sea maintain the temperatures of yet another climatic zone—the Arctic coastal lowland, or North Slope—at about 35 to 55 °F (2 to 13 °C) in the summer and about −5 to −20 °F (−21 to −29 °C) in the winter, but frequent storms and the prevailing polar easterlies create frequent high winds and blowing snow. Average monthly precipitation is … How could one isolate weather?