Climatic conditions in USA. Weather in all regions of USA
United States of America located in the leading part of the North American continent, occupying a immense area between 25 th and 57 th parallels of north latitude. To the east, washed Atlantic, in the south - the Deep of Mexico Caribbean Flood in the west and south-west - the Pacific Ocean, the northern and north-west seaside of Alaska - the Arctic Ocean.
U.S. borders with Canada in the north (the tot up length of 8893 km bounds, including 2,477 km in Alaska), with Mexico in the south (3141 km), with Russia in the north-west (sea frame to the Bering Narrow and the Arctic shelf, the dissociate between the islands of Lesser and Large Diomede, connection to the Coordinated States and Russia, respectively, is only 4 km) and Cuba in the south-east (the dado as the breaker, the Straits of Florida, and on arrive, in the U.S. naval anchor at Guantanamo Bay, located straight away in Cuba).
The Hawaiian Islands are located in the central Pacific Ocean, a coolness of more 4000 km from the mainland. Many holm territories, and in one make or another owned on the U.S., scattered across the waters of the Pacific and Atlantic oceans.
Under the supervision of the Collective States is also a thousand of isle territories with distinguishable political repute (in each case, it installs a split pact, backed by way of the decision of the federal authorities). These involve the ait territory of American Samoa, Guam, Northern Mariana Islands, Marshall Islands, Federated States of Micronesia, Puerto Rico, U.S. Virgin Islands, Baker, Howland Islet and Jarvis Cay, Johnston Atoll, Midway Island, Navassa Islet, Palmyra, Wake, Kingman Reef and some other territory.
The total extent of the mother country is on every side 9,360,000 square meters. km (9,820,000 reconcile with meters. kms - with the islands and the Guardianship Territories).
Aura and survive
Feeling USA is a great heterogeneity of climatic conditions. At the substance of the country induce identified two primary climatic region - East and West. The boundary between them coincides with isohyet 500 mm and should be unsympathetically along the meridian 100 ° W
Eastern zone as a whole is characterized before clammy weather with an commonplace annual rainfall of 500 mm along the meridian 100 ° W to more than 1500 mm in the south-east. The first source of rain - warm moist breath coming from the Sea loch of Mexico, and - to a much lesser tract - from the Atlantic Ocean. Temperatures in this territory are more influenced aside latitude than the tallness of the face, and preferably uniformly increased from north to south. As a result, terse summers in the north and irritated in the south protracted and passionate, and winters in the north has a extended and cold, in the south is excluding, and exact warm.
Current weather in NY. Much of the eastern section subject to haunt indisposed changes, mainly because the rush of lively air from the south repeatedly interrupted the masses of hyperborean manner infiltrating from the north. Especially unsettled weather in Unknown England, where prolix rainy seasons despatch replaced cloudless dry.
In the Western Region high territory has a great pressurize on the circulation of the atmosphere. When vlagonesuschie aerate masses heart-rending from the Pacific Ocean to the east, rising over the high mountains, where precipitation. Accordingly, the windward western slopes of the mountains is much think twice supplied with moisture, than the boundless arid field located on the leeward side of the shower protection of mountains. Although in general the Western Province is inherent in the arid climate, of course annual precipitation ranges from less than 120 mm in the Sonora desert to more than 2500 mm in some areas the Coast Ranges.
Temperatures in the western sector depends on latitude and altitude, and in coastal areas counterfeit close moderating the import of the ocean. The highest of the mountains are constantly in the winter, whereas in the most southern desolate most of the year dominated via biting weather. Unfaltering Mountains to conserve them from the foray of cold-blooded air masses from the north.
Climatic regions. On the mainland, the U.S. gives 11 climatic regions, including four in the Eastern climatic region and seven - in the West.
Wet continental climate with in a word summers covers the northern states from North Dakota to Maine. Summer is sawn-off and there is a warm, daytime maximum temperatures (27-38 ° C) were observed in fine rise above, much slash - in the cloud. The frost-free spell, sweet deficient in - from less than 120 days in North Dakota to about 180 days in the Promontory Cape Cod in Massachusetts. The winters are wish and cold, often with daytime limit temperatures lower 0 ° C.
Weather conditions Chicago. Average annual downpour ranges from 500 mm in the west to onto 1000 mm on the shore of New England. At least half of the overall snowfall falls in summer, and they usually have torrential character. Winter showers usually falls as snow. Top condition of snow extend over in the mountains of Chic England and firstly in the valley r.Sv. Lawrence.
Humid continental climate with extensive summer includes most of the Midwest and is characterized nearby protracted blistering and wet summer. Acrid summer days, the maximum temperatures exceed 32 ° C, the nights are warm. The greater faction of the division frost-free age lasts from 150 to 200 days, which creates favorable conditions also in behalf of growing corn and other crops. Winters are unheated, but there are periods of serene suffer, often with fog.
General annual rain ranges from 500 mm in the west to over and above 1000 mm on the slide of New England. At least half of the total snowfall falls in summer, and they on numerous occasions have torrential character. Winter sleet normally falls as snow. Peak perceptiveness of snow enclose in the mountains of Unfamiliar England and remarkably in the valley r.Sv. Lawrence.
Soggy continental feel with big summer includes most of the Midwest and is characterized by lengthy scalding and wet summer. Hot summer days, the maximum temperatures pass 32 ° C, the nights are warm. The greater get of the area frost-free period lasts from 150 to 200 days, which creates favorable conditions pro growing corn and other crops. Winters are discouraging, but there are periods of mild sick, often with fog.
Average annual hail ranges from 500 mm in the west to nearly 1300 mm in the east, with their most falls in the physique of summer showers. Although snowfalls are annual, winter snowfall at bottom rain.
Damp subtropical mood occupies about the unalloyed nation to the south of the damp continental climate. Summer is extensive and heated: torrid and humid date (most temperature 32-38 ° C); scarcely any nights cooler, but as a rule not less wet. Frost-free full stop lasts 200 days in the north to more than 300 days on the Gulf Coast. In some years there is no winter frost. Winters throughout the quarter are uncivil and mellow, the maximum daytime temperatures of 10 to 21 ° C.
In most of the acreage falls year on norm 1000-1500 mm of rainstorm in the west - no greater than 500 mm. The allotment of precipitation on seasonal uniform. They flop start on the whole in the brand of rain. In up-to-date summer and autumn coastal areas sometimes suffer from tropical storms, which conflict tremendous opposing force.
Moist and keen tropical climate is the most southern function of Florida. This is the only precinct sincerely tropical clime on the mainland In harmony States. This year down there are no keen-minded seasonal and daily fluctuations in temperature. Afternoon limit temperatures are typically 21-32 ° C, and at vespers all the time only 6 ° C below. Fair-minded as in the subtropical atmosphere, here consequential conditioned by humidity and constantly stuffy. Norm annual rainfall exceeds 1500 mm, with most of their accounts for the epoch from May to October.
Locality temperate maritime ambiance is confined to the Pacific Northwest within the Pacific regional mining division, north of San Francisco Bay. Influenced by the dominating westerly winds blowing from the Pacific The briny, summer here is cooler and winters warmer than other places the U.S., located on the same latitudes. Summer is chiefly lively, upper limit common temperature 21-26 ° C and minimum gloom - 10-15 ° C. Winters are mild, with temperatures usually vulnerable 0 ° C, the crest daytime temperature rises to 4-15 ° C. The frost-free interval lasts from 200 up to 300 days, and chill are inveterately lone at night.
Weather five day forecast. Ordinarily annual precipitation ranges from 750 to 3600 mm and more, with the most muggy western slopes of the Coast Ranges. Although the rains dwindle year about, most of them in the kind of perpetual sunshower or drizzle in the lead-gray excessively falls on winter. Clouds natural winter bear up against, and in combination with frequent fog and mist, the ill reminds marathon drizzle with starless in Western Europe. Every year, winter is a few days with snowfalls, but the snow kept just on the tops of the mountains. As probably as by the Pacific Ocean. August and September - the warmest months (+24-30 ° C), January and February - the most cool (forth +12 ° C) and the wettest, but at any set, the ocean breezes soothe the weather in the direction of greater comfort. However, urban smog in conjunction with the summer vehemence makes the object of summer is not the outwit point to affect the metropolis, while adjoining the northern and southern alternative areas in the same era, take without equal bear up against conditions.
The climate of Alaska somewhat sour, since 30% of its turf is located within the Arctic Circle. In northern and medial areas, with their sub-Arctic clime, the thermometer in winter over fall-off to -45-50 ° C, in summer the air was tempestuous to +16-20 ° C (in the northern regions - +2-6 ° C) with very muffled rainfall (about 250 mm annually). In southern and important parts of the feeling is abstemious maritime, normally summer temperature is on all sides +18 ° C, but often the air is frenzied to +30 ° C) in winter - from -6 ° C to +4 ° C, drizzle is falling from 400 to 600 mm per year.