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United States of America located in the prime partially of the North American continent, occupying a unlimited arrondissement between 25 th and 57 th parallels of north latitude. To the east, washed Atlantic, in the south - the Gulf of Mexico Caribbean Plethora in the west and south-west - the Pacific Ocean, the northern and north-west seashore of Alaska - the Arctic Ocean.
U.S. borders with Canada in the north (the add up to length of 8893 km boundary, including 2,477 km in Alaska), with Mexico in the south (3141 km), with Russia in the north-west (domain dado to the Bering Limiting and the Arctic shelf, the reserve between the islands of Lesser and Big Diomede, connection to the Cooperative States and Russia, respectively, is solely 4 km) and Cuba in the south-east (the frieze as the swell, the Straits of Florida, and on touch, in the U.S. naval base at Guantanamo Bay, located just in Cuba).
The Hawaiian Islands are located in the main Pacific Ocean, a mileage of there 4000 km from the mainland. Many archipelago territories, and in undivided bearing or another owned during the U.S., scattered across the waters of the Pacific and Atlantic oceans.
Out of sight the supervision of the Amalgamated States is also a thousand of eyot territories with distinguishable civil stature (in each at all events, it installs a classify concord, backed before the decision of the federal authorities). These involve the islet territory of American Samoa, Guam, Northern Mariana Islands, Marshall Islands, Federated States of Micronesia, Puerto Rico, U.S. Virgin Islands, Baker, Howland Island and Jarvis Cay, Johnston Atoll, Midway Islet, Navassa Island, Palmyra, Wake, Kingman Reef and some other territory.
The complete extent of the mother country is regarding 9,360,000 substantial meters. km (9,820,000 square meters. kms - with the islands and the Trust Territories).
Climate and live through
Weather USA is a extraordinary variety of climatic conditions. At the gist of the country induce identified two major climatic department - East and West. The limits between them coincides with isohyet 500 mm and should be unsympathetically along the meridian 100 ° W
Eastern sector as a whole is characterized during wet mood with an as a rule annual rainfall of 500 mm along the meridian 100 ° W to more than 1500 mm in the south-east. The main provenience of outpouring - keen drizzly wind coming from the Sea loch of Mexico, and - to a much lesser size - from the Atlantic Ocean. Temperatures in this quarter are more influenced aside latitude than the height of the surface, and rather uniformly increased from north to south. As a emerge, short summers in the north and eager in the south protracted and spicy, and winters in the north has a crave and cold, in the south is hastily, and very warm.
Local weather for NY. Much of the eastern region branch of knowledge to everyday suffer changes, most of all because the flow of animated air from the south ordinarily interrupted the masses of heatless air infiltrating from the north. Specifically uneven weather in Modern England, where wordy rainy seasons quickly replaced cloudless dry.
In the Western Tract huge ground has a true influence on the distribution of the atmosphere. When vlagonesuschie aerate masses moving from the Pacific Abundance to the east, rising upwards the high mountains, where precipitation. Interest, the windward western slopes of the mountains is much recovered supplied with moisture, than the boundless arid area located on the leeward side of the rain shadow of mountains. Although in comprehensive the Western Province is inborn in the arid ambience, of course annual showers ranges from less than 120 mm in the Sonora desert to more than 2500 mm in some areas the Strand Ranges.
Temperatures in the western domain depends on latitude and altitude, and in coastal areas counterfeit alongside moderating the import of the ocean. The highest of the mountains are constantly in the winter, whereas in the most southern desert most of the year dominated past unpredictable intensify weather. Rocky Mountains to watch over them from the invasion of cold-blooded zephyr masses from the north.
Climatic regions. On the mainland, the U.S. gives 11 climatic regions, including four in the Eastern climatic territory and seven - in the West.
Steamy continental aura with terse summers covers the northern states from North Dakota to Maine. Summer is short and there is a impassioned, daytime climax temperatures (27-38 ° C) were observed in brilliant poorly, much farther down - in the cloud. The frost-free interval, short - from less than 120 days in North Dakota to almost 180 days in the Ness Cape Cod in Massachusetts. The winters are crave and cold, in many cases with daytime maximum temperatures cheaper than 0 ° C.
Temperature tomorrow in Chicago. Average annual precipitation ranges from 500 mm in the west to during the course of 1000 mm on the seaboard of New England. At least half of the total drizzle falls in summer, and they often have rushing character. Winter precipitation usually falls as snow. Top capacity of snow cover in the mountains of Chic England and notably in the valley r.Sv. Lawrence.
Damp continental feeling with crave summer includes most of the Midwest and is characterized on great hot and soggy summer. Acrid summer days, the maximum temperatures overtake 32 ° C, the nights are warm. The greater in some measure of the partition frost-free span lasts from 150 to 200 days, which creates favorable conditions in return growing corn and other crops. Winters are cold, but there are periods of serene survive, oft with fog.
Customarily annual snow ranges from 500 mm in the west to upward of 1000 mm on the slide of Unexplored England. At least half of the unqualified snowfall falls in summer, and they on numerous occasions give birth to rushing character. Winter snow for the most part falls as snow. Peak capacity of snow enclose in the mountains of Modern England and exceptionally in the valley r.Sv. Lawrence.
Humid continental climate with long summer includes most of the Midwest and is characterized through hunger peppery and sultry summer. Sharp summer days, the highest temperatures better 32 ° C, the nights are warm. The greater part 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 equable sick, repeatedly with fog.
Normally annual hail ranges from 500 mm in the west to wellnigh 1300 mm in the east, with their most falls in the construct of summer showers. Although snowfalls are annual, winter rainfall primarily rain.
Damp subtropical climate occupies almost the unalloyed countryside to the south of the wet continental climate. Summer is long and sharp: scalding and sticky day (limit temperature 32-38 ° C); few 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 Separation Coast. In some years there is no winter frost. Winters throughout the district are concise and mellow, the greatest daytime temperatures of 10 to 21 ° C.
In most of the arrondissement falls year on norm 1000-1500 mm of rainstorm in the west - only 500 mm. The allotment of snow on seasonal uniform. They decrease mainly in the fashion of rain. In late summer and autumn coastal areas again suffer from tropical storms, which differ tremendous opposing force.
Muggy and hot tropical air is the most southern part of Florida. This is the exclusively district truly tropical climate on the mainland In harmony States. This year globelike there are no keen-minded seasonal and routine fluctuations in temperature. Afternoon limit temperatures are typically 21-32 ° C, and at night-time just 6 ° C below. Unprejudiced as in the subtropical feeling, here foremost conditioned by humidity and constantly stuffy. Mediocre annual showers exceeds 1500 mm, with most of their accounts object of the duration from May to October.
Territory cool maritime climate is confined to the Pacific Northwest within the Pacific regional mining district, north of San Francisco Bay. Influenced next to 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 as usual lively, top common temperature 21-26 ° C and reduced night - 10-15 ° C. Winters are pleasant, with temperatures on the whole above 0 ° C, the highest 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 hourly. Normal annual precipitation ranges from 750 to 3600 mm and more, with the most humid western slopes of the Sail Ranges. Although the rains fall year about, most of them in the kind of endless rain or drizzle in the lead-gray azure overly falls on winter. Clouds commonplace winter sick, and in solution with usual fog and low-hanging cloud, the ill reminds protracted drizzle with darkened in Western Europe. Every year, winter is a only one days with snowfalls, but the snow kept only on the tops of the mountains. As well as on the Pacific Ocean. August and September - the warmest months (+24-30 ° C), January and February - the most phlegmatic (forth +12 ° C) and the wettest, but at any set, the gobs breezes soothe the poorly in the government of greater comfort. How on earth, urban smog in conjunction with the summer warmth makes the end of summer is not the best time to affect the metropolis, while adjacent to the northern and southern reserve areas in the same duration, organize a number weather conditions.
The feel of Alaska more bleak, since 30% of its vicinage is located within the Arctic Circle. In northern and pre-eminent areas, with their sub-Arctic weather, the thermometer in winter on numerous occasions fall-off to -45-50 ° C, in summer the air was frantic to +16-20 ° C (in the northern regions - +2-6 ° C) with very low rainfall (anent 250 mm annually). In southern and central parts of the clime is equable maritime, normally summer temperature is everywhere +18 ° C, but again the air is heated to +30 ° C) in winter - from -6 ° C to +4 ° C, drizzle is falling from 400 to 600 mm per year.