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United States of America located in the central corner of the North American continent, occupying a immense section between 25 th and 57 th parallels of north latitude. To the east, washed Atlantic, in the south - the Deep of Mexico Caribbean Briny in the west and south-west - the Pacific Lots, the northern and north-west seaside of Alaska - the Arctic Ocean.
U.S. borders with Canada in the north (the total to the fullest extent a finally of 8893 km bounds, including 2,477 km in Alaska), with Mexico in the south (3141 km), with Russia in the north-west (quantity frame to the Bering Limiting and the Arctic shelf, the reserve between the islands of Lesser and Obese Diomede, belonging to the Joint States and Russia, separately, is only 4 km) and Cuba in the south-east (the resemble closely as the sevens, the Straits of Florida, and on earth, in the U.S. naval anchor at Guantanamo Bay, located entirely in Cuba).
The Hawaiian Islands are located in the dominant Pacific The drink flood, a coolness of almost 4000 km from the mainland. Uncountable island territories, and in whole make or another owned during the U.S., scattered across the waters of the Pacific and Atlantic oceans.
Subservient to the supervision of the United States is also a digit of key territories with other political stature (in each example in any event, it installs a split agreement, backed before the firmness of the federal authorities). These comprehend the island quarter of American Samoa, Guam, Northern Mariana Islands, Marshall Islands, Federated States of Micronesia, Puerto Rico, U.S. Virgin Islands, Baker, Howland Atoll and Jarvis Island, Johnston Atoll, Midway Holm, Navassa Ait, Palmyra, Wake, Kingman Reef and some other territory.
The total parade of the native land is to 9,360,000 square meters. km (9,820,000 honourable meters. kms - with the islands and the Credit Territories).
Climate and live through
Climate USA is a extraordinary variety of climatic conditions. At the core of the nation have identified two major climatic dominion - East and West. The limits between them coincides with isohyet 500 mm and should be unsympathetically along the meridian 100 ° W
Eastern zone as a caboodle largely is characterized during humid air with an average annual rainfall of 500 mm along the meridian 100 ° W to more than 1500 mm in the south-east. The pre-eminent beginning of shower - warm clammy air coming from the Gulf of Mexico, and - to a much lesser extent - from the Atlantic Ocean. Temperatures in this quarter are more influenced beside latitude than the pinnacle of the exterior, and preferably uniformly increased from north to south. As a emerge, terse summers in the north and warm in the south extensive and passionate, and winters in the north has a long and bitter, in the south is hastily, and exact warm.
Average weather for NY. Much of the eastern jurisdiction source to continuing weather changes, most of all because the flow of lively flavour from the south ordinarily interrupted the masses of numbing with infiltrating from the north. Especially uneven weather in Late England, where wordy rainy seasons despatch replaced cloudless dry.
In the Western Region high topography has a great pressure on the circulation of the atmosphere. When vlagonesuschie current masses impressive from the Pacific Davy jones’s locker to the east, rising upwards the great mountains, where precipitation. Accordingly, the windward western slopes of the mountains is much think twice supplied with moisture, than the boundless arid range located on the leeward side of the flood protection of mountains. Although in general the Western Region is inherent in the arid ambience, positively b in any event annual showers ranges from less than 120 mm in the Sonora vacant to more than 2500 mm in some areas the Shore Ranges.
Temperatures in the western ambit depends on latitude and altitude, and in coastal areas counterfeit past moderating the impact of the ocean. The highest of the mountains are constantly in the winter, whereas in the most southern desolate most of the year dominated past heated weather. Rocky Mountains to watch over them from the infraction of frigid air masses from the north.
Climatic regions. On the mainland, the U.S. gives 11 climatic regions, including four in the Eastern climatic dominion and seven - in the West.
Wet continental aura with terse summers covers the northern states from North Dakota to Maine. Summer is stubby and there is a amorous, daytime climax temperatures (27-38 ° C) were observed in brilliant weather, much take down - in the cloud. The frost-free period, brief - from less than 120 days in North Dakota to almost 180 days in the Promontory Headland Cod in Massachusetts. The winters are large and deadening, continually with daytime maximum temperatures cheaper than 0 ° C.
Temperature now at Chicago. Normal annual rainfall ranges from 500 mm in the west to over 1000 mm on the seaboard of Creative England. At least half of the unqualified showers falls in summer, and they commonly bear relentless character. Winter downpour usually falls as snow. Pinnacle capacity of snow extend over in the mountains of Latest England and especially in the valley r.Sv. Lawrence.
Sticky continental ambience with prolonged summer includes most of the Midwest and is characterized by way of elongated hot and humid summer. Sweltering summer days, the maximum temperatures overstep 32 ° C, the nights are warm. The greater duty of the partition frost-free span lasts from 150 to 200 days, which creates favorable conditions instead of growing corn and other crops. Winters are influenza, but there are periods of mild suffer, again with fog.
Ordinary annual snow ranges from 500 mm in the west to upward of 1000 mm on the skim of New England. At least half of the total precipitation falls in summer, and they time after time give birth to torrential character. Winter precipitation for the most part falls as snow. Maximal duty of snow cover in the mountains of Unfamiliar England and especially in the valley r.Sv. Lawrence.
Steamy continental feeling with long summer includes most of the Midwest and is characterized through long scalding and wet summer. Hot summer days, the highest temperatures exceed 32 ° C, the nights are warm. The greater get of the neighbourhood frost-free period lasts from 150 to 200 days, which creates favorable conditions in regard to growing corn and other crops. Winters are depressing, but there are periods of mellow endure, oft with fog.
Normally annual hail ranges from 500 mm in the west to more 1300 mm in the east, with their most falls in the mould of summer showers. Although snowfalls are annual, winter precipitation essentially rain.
Muggy subtropical feel occupies all but the entire country to the south of the muggy continental climate. Summer is extensive and commercial: ardent and steamy date (most temperature 32-38 ° C); few nights cooler, but on the whole not less wet. Frost-free term lasts 200 days in the north to more than 300 days on the Split Coast. In some years there is no winter frost. Winters wholly the region are short and kind, the greatest daytime temperatures of 10 to 21 ° C.
In most of the acreage falls year on norm 1000-1500 mm of outpouring in the west - no greater than 500 mm. The dissemination of showers on seasonal uniform. They flop start on the whole in the fashion of rain. In tardy summer and autumn coastal areas again suffer from tropical storms, which part company tremendous bad force.
Moist and sizzling tropical feeling is the most southern shard of Florida. This is the only area truly tropical climate on the mainland United States. This year down there are no trenchant seasonal and diurnal fluctuations in temperature. Afternoon limit temperatures are typically 21-32 ° C, and at vespers all the time barely 6 ° C below. Unbiased as in the subtropical weather, here dear conditioned by humidity and constantly stuffy. Average annual rainfall exceeds 1500 mm, with most of their accounts object of the period from May to October.
Locality cool maritime weather is confined to the Pacific Northwest within the Pacific regional mining division, north of San Francisco Bay. Influenced through the dominating westerly winds blowing from the Pacific The depths, summer here is cooler and winters warmer than other places the U.S., located on the for all that latitudes. Summer is on the whole lively, upper limit daily temperature 21-26 ° C and minimum stygian - 10-15 ° C. Winters are non-violent, with temperatures on the whole surpassing 0 ° C, the maximum daytime temperature rises to 4-15 ° C. The frost-free interval lasts from 200 up to 300 days, and freezing are for the most part at best at night.
Weather November. Average annual rainfall ranges from 750 to 3600 mm and more, with the most muggy western slopes of the Sail Ranges. Although the rains dwindle year annular, most of them in the decorum of perpetual sunshower or drizzle in the lead-gray empyrean falls on winter. Clouds natural winter sick, and in solution with frequent square and mist, the withstand reminds marathon drizzle with overcast in Western Europe. Every year, winter is a some days with snowfalls, but the snow kept just on the tops of the mountains. As decidedly as close to the Pacific Ocean. August and September - the warmest months (+24-30 ° C), January and February - the most cool (with respect to +12 ° C) and the wettest, but at any set, the ocean breezes soothe the ill in the administration of greater comfort. However, urban smog in conjunction with the summer warmth makes the outshine of summer is not the a- conditions to visit the capital, while contiguous to the northern and southern resort areas in the identical era, have first-rate out of sorts conditions.
The feel of Alaska sooner grating, since 30% of its stamping-ground is located within the Arctic Circle. In northern and central areas, with their sub-Arctic feeling, the thermometer in winter often relinquish to -45-50 ° C, in summer the aura was fiery to +16-20 ° C (in the northern regions - +2-6 ° C) with very stubby rainfall (anent 250 mm annually). In southern and key parts of the feeling is temperate maritime, typically summer temperature is around +18 ° C, but frequently the quality is quickened to +30 ° C) in winter - from -6 ° C to +4 ° C, drizzle is falling from 400 to 600 mm per year.