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United States of America located in the significant partially of the North American continent, occupying a unlimited section between 25 th and 57 th parallels of north latitude. To the east, washed Atlantic, in the south - the Gulf of Mexico Caribbean Sea 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 add up to 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 detach between the islands of Lesser and Gargantuan Diomede, association to the United States and Russia, mutatis mutandis, is only 4 km) and Cuba in the south-east (the resemble closely as the swell, the Straits of Florida, and on earth, 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 distance of there 4000 km from the mainland. Uncountable holm territories, and in chestnut make or another owned during the U.S., scattered across the waters of the Pacific and Atlantic oceans.
Second to the supervision of the Synergetic States is also a digit of eyot territories with different political stature (in each at all events, it installs a separate pact, backed by way of the finding 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 Ait and Jarvis Cay, Johnston Atoll, Midway Island, Navassa Islet, Palmyra, Wake, Kingman Reef and some other territory.
The gross area of the native land is regarding 9,360,000 square meters. km (9,820,000 honourable meters. kms - with the islands and the Credit Territories).
Aura and survive
Aura USA is a abundant variety of climatic conditions. At the gist of the nation be experiencing identified two main climatic department - East and West. The bounds between them coincides with isohyet 500 mm and should be clumsily along the meridian 100 ° W
Eastern district as a caboodle largely is characterized by clammy climate with an commonplace annual rainfall of 500 mm along the meridian 100 ° W to more than 1500 mm in the south-east. The pre-eminent provenience of shower - keen clammy air coming from the Sea loch of Mexico, and - to a much lesser extent - from the Atlantic Ocean. Temperatures in this region are more influenced around latitude than the elevation of the surface, and to a certain extent uniformly increased from north to south. As a result, terse summers in the north and warm in the south protracted and acrid, and winters in the north has a long and chill, in the south is hastily, and exact warm.
Weather in NY. Much of the eastern region branch of knowledge to haunt indisposed changes, most of all because the emanate of lively breath from the south much interrupted the masses of cold manner infiltrating from the north. Singularly changeable seedy in Late England, where talkative rainy seasons apace replaced cloudless dry.
In the Western Tract high terrain has a great change on the motion of the atmosphere. When vlagonesuschie current masses moving from the Pacific Lots to the east, rising during the course of the great mountains, where precipitation. Accordingly, the windward western slopes of the mountains is much recovered supplied with moisture, than the jumbo arid area located on the leeward side of the shower track of mountains. Although in comprehensive the Western Tract is ingrained in the arid ambience, wealth annual snow ranges from less than 120 mm in the Sonora vacant to more than 2500 mm in some areas the Coast Ranges.
Temperatures in the western domain depends on latitude and altitude, and in coastal areas studied by moderating the strike of the ocean. The highest of the mountains are constantly in the winter, whereas in the most southern empty most of the year dominated through unpredictable intensify weather. Rocky Mountains to defend them from the infraction of distant haughtiness 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.
Humid continental climate with in a word summers covers the northern states from North Dakota to Maine. Summer is stubby and there is a affable, daytime climax temperatures (27-38 ° C) were observed in fine rise above, much slash - in the cloud. The frost-free interval, sweet deficient in - from less than 120 days in North Dakota to approximately 180 days in the Point Point Cod in Massachusetts. The winters are long and deadening, in many cases with daytime supreme temperatures below 0 ° C.
Weather forecast for Chicago. Standard in the main annual downpour ranges from 500 mm in the west to over 1000 mm on the seaboard of New England. At least half of the total drizzle falls in summer, and they commonly obtain relentless character. Winter showers usually falls as snow. Pinnacle province of snow extend over in the mountains of Rejuvenated England and notably in the valley r.Sv. Lawrence.
Humid continental climate with crave summer includes most of the Midwest and is characterized nearby elongated hot and sultry summer. Hot summer days, the supreme temperatures beat 32 ° C, the nights are warm. The greater part of the division frost-free age lasts from 150 to 200 days, which creates favorable conditions for growing corn and other crops. Winters are unheated, but there are periods of serene suffer, again with fog.
Ordinary annual precipitation ranges from 500 mm in the west to over 1000 mm on the skim of New England. At least half of the mount up to precipitation falls in summer, and they often give birth to rushing character. Winter sleet for the most part falls as snow. Peak perceptiveness of snow make up for in the mountains of New England and remarkably in the valley r.Sv. Lawrence.
Steamy continental feeling with extended summer includes most of the Midwest and is characterized through hunger hot and wet summer. Sharp summer days, the extreme temperatures pass 32 ° C, the nights are warm. The greater neck of the woods of the district frost-free period lasts from 150 to 200 days, which creates favorable conditions for growing corn and other crops. Winters are cold, but there are periods of bland weather, repeatedly with fog.
Normally annual hail ranges from 500 mm in the west to all but 1300 mm in the east, with their most falls in the physique of summer showers. Although snowfalls are annual, winter rainfall primarily rain.
Moist subtropical mood occupies all but the undivided rural area to the south of the damp continental climate. Summer is elongated and heated: torrid and muggy time (maximum temperature 32-38 ° C); few nights cooler, but as a rule not less wet. Frost-free period lasts 200 days in the north to more than 300 days on the Fiord Coast. In some years there is no winter frost. Winters everywhere the sphere are short and mild, the superlative daytime temperatures of 10 to 21 ° C.
In most of the acreage falls year on norm 1000-1500 mm of shower in the west - just 500 mm. The distribution of downpour on seasonal uniform. They fall on the whole in the form of rain. In up-to-date summer and autumn coastal areas from time to time suffer from tropical storms, which differ tremendous bad force.
Muggy and keen tropical feeling is the most southern part of Florida. This is the just acreage really tropical clime on the mainland United States. This year round there are no fierce seasonal and routine fluctuations in temperature. Afternoon maximum temperatures are typically 21-32 ° C, and at gloaming barely 6 ° C below. Unprejudiced as in the subtropical weather, here high relative humidity and constantly stuffy. Mediocre annual showers exceeds 1500 mm, with most of their accounts object of the period from May to October.
Locality cool maritime aura is confined to the Pacific Northwest within the Pacific regional mining area, north of San Francisco Bay. Influenced by the influential westerly winds blowing from the Pacific The briny, summer here is cooler and winters warmer than other places the U.S., located on the verbatim at the same time latitudes. Summer is usually warm, maximum continually temperature 21-26 ° C and nadir night - 10-15 ° C. Winters are mild, with temperatures for the most part exposed to 0 ° C, the crest daytime temperature rises to 4-15 ° C. The frost-free period lasts from 200 up to 300 days, and freezing are usually lone at night.
Weather hour by hour. Ordinarily annual precipitation ranges from 750 to 3600 mm and more, with the most sticky western slopes of the Sail Ranges. Although the rains fall year round, most of them in the character of continuous rain or drizzle in the lead-gray azure overly falls on winter. Clouds commonplace winter weather, and in solution with frequent brown study and low-hanging cloud, the ill reminds marathon drizzle with overcast 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 (about +12 ° C) and the wettest, but at any duration, the gobs breezes soothe the ill in the supervision of greater comfort. However, urban smog in conjunction with the summer vehemence makes the point of summer is not the most superbly beat to by the metropolis, while abutting the northern and southern reserve areas in the unmodified period, have excellent bear up against conditions.
The feel of Alaska somewhat sour, since 30% of its stamping-ground is located within the Arctic Circle. In northern and pre-eminent areas, with their sub-Arctic climate, the thermometer in winter often drop to -45-50 ° C, in summer the publicize was frantic to +16-20 ° C (in the northern regions - +2-6 ° C) with remarkably stubby rainfall (about 250 mm annually). In southern and central parts of the climate is abstemious maritime, typically summer temperature is approximately +18 ° C, but again the quality is intensified to +30 ° C) in winter - from -6 ° C to +4 ° C, downpour is falling from 400 to 600 mm per year.