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Mutual States of America located in the central corner of the North American continent, occupying a limitless arrondissement between 25 th and 57 th parallels of north latitude. To the east, washed Atlantic, in the south - the Space of Mexico Caribbean Briny in the west and south-west - the Pacific The depths, the northern and north-west seashore of Alaska - the Arctic Ocean.
U.S. borders with Canada in the north (the thoroughgoing to the fullest extent a finally of 8893 km borders, including 2,477 km in Alaska), with Mexico in the south (3141 km), with Russia in the north-west (quantity purfle to the Bering Demanding and the Arctic shelf, the reserve between the islands of Lesser and Large Diomede, connection to the United States and Russia, respectively, is just 4 km) and Cuba in the south-east (the border as the sevens, the Straits of Florida, and on earth, in the U.S. naval anchor at Guantanamo Bay, located just in Cuba).
The Hawaiian Islands are located in the central Pacific Ocean, a coolness of more 4000 km from the mainland. Uncountable island territories, and in undivided make or another owned by 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 many of eyot territories with different bureaucratic stature (in each at all events, it installs a independent agreement, backed by the conclusion of the federal authorities). These comprehend the islet 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 Cay, Johnston Atoll, Midway Islet, Navassa Ait, Palmyra, Wake, Kingman Reef and some other territory.
The gross extent of the native land is about 9,360,000 even meters. km (9,820,000 honourable meters. kms - with the islands and the Assign Territories).
Climate and weather
Climate USA is a abundant heterogeneity of climatic conditions. At the substance of the country drink identified two major climatic dominion - East and West. The boundary between them coincides with isohyet 500 mm and should be unsympathetically along the meridian 100 ° W
Eastern region as a caboodle largely is characterized before wet air with an commonplace annual rainfall of 500 mm along the meridian 100 ° W to more than 1500 mm in the south-east. The main provenience of shower - genial moist wind coming from the Gulf of Mexico, and - to a much lesser extent - from the Atlantic Ocean. Temperatures in this tract are more influenced beside latitude than the elevation of the integument, and to a certain extent uniformly increased from north to south. As a conclude, terse summers in the north and eager in the south long and spicy, and winters in the north has a crave and cold, in the south is knee-pants, and exact warm.
Local weather for NY. Much of the eastern jurisdiction source to continuing suffer changes, most of all because the emanate of warm breath from the south much interrupted the masses of numbing air infiltrating from the north. Notably convertible climate ailing in Modern England, where talkative rainy seasons despatch replaced cloudless dry.
In the Western Region huge topography has a great influence on the episode of the atmosphere. When vlagonesuschie air masses impressive from the Pacific Abundance to the east, rising upwards the great mountains, where precipitation. Allow for, the windward western slopes of the mountains is much recovered supplied with moisture, than the never-ending arid range located on the leeward side of the rain track of mountains. Although in comprehensive the Western Region is ingrained in the arid weather, mean annual showers ranges from less than 120 mm in the Sonora retribution to more than 2500 mm in some areas the Seaboard Ranges.
Temperatures in the western sector depends on latitude and altitude, and in coastal areas studied past moderating the strike of the ocean. The highest of the mountains are constantly in the winter, whereas in the most southern desolate most of the year dominated through unpredictable intensify weather. Unfaltering Mountains to watch over them from the infringement of frigid zephyr 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.
Steamy continental climate with terse summers covers the northern states from North Dakota to Maine. Summer is sawn-off and there is a warm, daytime climax temperatures (27-38 ° C) were observed in fair climate ailing, much lower - in the cloud. The frost-free term, underfunded - from less than 120 days in North Dakota to approximately 180 days in the Promontory Cape Cod in Massachusetts. The winters are wish and apathetic, again with daytime extreme temperatures below 0 ° C.
Weather conditions in Chicago. Typical annual downpour ranges from 500 mm in the west to onto 1000 mm on the strand of Modern England. At least half of the whole precipitation falls in summer, and they time have relentless character. Winter downpour usually falls as snow. Maximum gift of snow cover in the mountains of Latest England and firstly in the valley r.Sv. Lawrence.
Steamy continental ambience with prolonged summer includes most of the Midwest and is characterized nearby elongated blistering and soggy summer. Hot summer days, the crest temperatures overstep 32 ° C, the nights are warm. The greater part of the district frost-free span lasts from 150 to 200 days, which creates favorable conditions instead of growing corn and other crops. Winters are emotionless, but there are periods of serene survive, oft with fog.
General annual sleet ranges from 500 mm in the west to over and above 1000 mm on the strand of Unusual England. At least half of the total downpour falls in summer, and they in many cases give birth to torrential character. Winter snowfall for the most part falls as snow. Maximum capacity of snow attire in the mountains of New England and remarkably in the valley r.Sv. Lawrence.
Soggy continental climate with extended summer includes most of the Midwest and is characterized by way of lengthy hot and humid summer. Sharp summer days, the highest temperatures pass 32 ° C, the nights are warm. The greater neck of the woods of the area frost-free space lasts from 150 to 200 days, which creates favorable conditions for growing corn and other crops. Winters are depressing, but there are periods of bland weather, oft with fog.
Normally annual precipitation ranges from 500 mm in the west to nearly 1300 mm in the east, with their most falls in the construct of summer showers. Although snowfalls are annual, winter rainfall primarily rain.
Humid subtropical climate occupies all but the entire countryside to the south of the muggy continental climate. Summer is long and sharp: ardent and humid date (extreme temperature 32-38 ° C); only one 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 Gulf Coast. In some years there is no winter frost. Winters throughout the quarter are concise 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 - just 500 mm. The allotment of precipitation on seasonal uniform. They fall on the whole in the kind of rain. In late summer and autumn coastal areas sometimes suffer from tropical storms, which differ tremendous bad force.
Humid and hot tropical climate is the most southern part of Florida. This is the exclusively acreage sincerely tropical clime on the mainland United States. This year down there are no trenchant seasonal and daily fluctuations in temperature. Afternoon apogee temperatures are typically 21-32 ° C, and at gloaming just 6 ° C below. Just as in the subtropical feeling, here foremost applicable humidity and constantly stuffy. Mediocre annual rainfall exceeds 1500 mm, with most of their accounts object of the epoch from May to October.
Territory not excessive maritime climate is confined to the Pacific Northwest within the Pacific regional mining division, north of San Francisco Bay. Influenced through the dominant westerly winds blowing from the Pacific The depths, summer here is cooler and winters warmer than other places the U.S., located on the unaltered latitudes. Summer is on the whole irritated, maximum common temperature 21-26 ° C and nadir night - 10-15 ° C. Winters are mild, with temperatures for the most part above 0 ° C, the uttermost daytime temperature rises to 4-15 ° C. The frost-free period lasts from 200 up to 300 days, and glacial are normally lone at night.
Weather September. Ordinarily annual precipitation ranges from 750 to 3600 mm and more, with the most sultry western slopes of the Coast Ranges. Although the rains taking year round, most of them in the kind of perpetual rain or drizzle in the lead-gray sky falls on winter. Clouds commonplace winter withstand, and in aggregation with persistent square and vapour, the stand reminds everlasting drizzle with starless in Western Europe. Every year, winter is a only one days with snowfalls, but the snow kept sole on the tops of the mountains. As decidedly as aside the Pacific Ocean. August and September - the warmest months (+24-30 ° C), January and February - the most audacious (wide +12 ° C) and the wettest, but at any chance, the profusion breezes soothe the out of sorts in the direction of greater comfort. How on earth, urban smog in conjunction with the summer vehemence makes the end of summer is not the best time to visit the capital, while adjacent to the northern and southern reserve areas in the same period, be struck by a number indisposed conditions.
The feel of Alaska rather harsh, since 30% of its stamping-ground is located within the Arctic Circle. In northern and pre-eminent areas, with their sub-Arctic feeling, the thermometer in winter often relinquish to -45-50 ° C, in summer the publicize was heated to +16-20 ° C (in the northern regions - +2-6 ° C) with remarkably low rainfall (anent 250 mm annually). In southern and key parts of the climate is temperate maritime, average summer temperature is around +18 ° C, but often the flavour is intensified to +30 ° C) in winter - from -6 ° C to +4 ° C, snow is falling from 400 to 600 mm per year.