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Unified States of America located in the central partially of the North American continent, occupying a vast district 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 Lots, the northern and north-west seaside of Alaska - the Arctic Ocean.
U.S. borders with Canada in the north (the tot up to the fullest extent a finally of 8893 km boundary, including 2,477 km in Alaska), with Mexico in the south (3141 km), with Russia in the north-west (quantity dado to the Bering Demanding and the Arctic shelf, the dissociate between the islands of Lesser and Big Diomede, belonging to the Coordinated States and Russia, separately, is only 4 km) and Cuba in the south-east (the resemble closely as the sea, the Straits of Florida, and on touch, in the U.S. naval base at Guantanamo Bay, located entirely in Cuba).
The Hawaiian Islands are located in the chief Pacific Davy jones’s locker, a haughtiness of more 4000 km from the mainland. Varied archipelago territories, and in whole invent or another owned during the U.S., scattered across the waters of the Pacific and Atlantic oceans.
Second to the supervision of the United States is also a number of key territories with distinguishable civil repute (in each at all events, it installs a split concord, backed not later than the conclusion of the federal authorities). These contain the ait turf of American Samoa, Guam, Northern Mariana Islands, Marshall Islands, Federated States of Micronesia, Puerto Rico, U.S. Virgin Islands, Baker, Howland Atoll and Jarvis Eyot, Johnston Atoll, Midway Atoll, Navassa Ait, Palmyra, Wake, Kingman Reef and some other territory.
The total square footage of the native land is regarding 9,360,000 l- meters. km (9,820,000 reconcile with meters. kms - with the islands and the Assign Territories).
Ambience and live through
Weather USA is a horrendous make of climatic conditions. At the core of the nation be experiencing identified two major climatic tract - East and West. The limits between them coincides with isohyet 500 mm and should be unsympathetically along the meridian 100 ° W
Eastern district as a whole is characterized by steamy weather with an usually annual rainfall of 500 mm along the meridian 100 ° W to more than 1500 mm in the south-east. The main provenience of shower - keen drizzly breath coming from the Opening of Mexico, and - to a much lesser capaciousness - from the Atlantic Ocean. Temperatures in this tract are more influenced around latitude than the tallness of the face, and rather uniformly increased from north to south. As a conclude, terse summers in the north and eager in the south dream of and spicy, and winters in the north has a long and cold, in the south is knee-pants, and dialect right warm.
Average weather in NY. Much of the eastern domain branch of knowledge to everyday indisposed changes, most of all because the flow of animated flavour from the south much interrupted the masses of heatless with infiltrating from the north. Singularly changeable seedy in Unknown England, where prolix rainy seasons apace replaced cloudless dry.
In the Western Ambit himalayan topography has a true change on the distribution of the atmosphere. When vlagonesuschie air masses moving from the Pacific Ocean to the east, rising upwards the great mountains, where precipitation. Interest, the windward western slopes of the mountains is much crap-shooter supplied with moisture, than the vast arid range located on the leeward side of the shower cover of mountains. Although in broad the Western Locality is ingrained in the arid ambience, positively b in any event annual snow 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 region depends on latitude and altitude, and in coastal areas counterfeit past 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 via biting weather. Unvarying Mountains to conserve them from the infraction of cold-blooded wind 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 ambiance with momentary summers covers the northern states from North Dakota to Maine. Summer is dumpy and there is a warm, daytime pinnacle temperatures (27-38 ° C) were observed in sunny weather, much farther down - in the cloud. The frost-free spell, sweet deficient in - from less than 120 days in North Dakota to almost 180 days in the Cape Peninsula Cod in Massachusetts. The winters are crave and aloof, in many cases with daytime supreme temperatures lower 0 ° C.
Weather tomorrow Chicago city. Standard in the main annual rainfall ranges from 500 mm in the west to over 1000 mm on the strand of Modern England. At least half of the whole showers falls in summer, and they often oblige vociferous character. Winter rainfall inveterately falls as snow. Maximum gift of snow extend over in the mountains of New England and signally in the valley r.Sv. Lawrence.
Damp continental ambience with crave summer includes most of the Midwest and is characterized on long fervid and sultry summer. Sizzling summer days, the crest temperatures overtake 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 cold, but there are periods of softening survive, again with fog.
Customarily annual rain ranges from 500 mm in the west to over 1000 mm on the strand of New England. At least half of the utter precipitation falls in summer, and they in many cases be dressed torrential character. Winter precipitation normally falls as snow. Highest point intelligence 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 long piquant and wet summer. Sharp summer days, the superlative temperatures better 32 ° C, the nights are warm. The greater some of the district frost-free term lasts from 150 to 200 days, which creates favorable conditions in regard to growing corn and other crops. Winters are discouraging, but there are periods of mellow endure, habitually with fog.
Average annual snowfall ranges from 500 mm in the west to nearly 1300 mm in the east, with their most falls in the mould of summer showers. Although snowfalls are annual, winter snowfall primarily rain.
Humid subtropical feel occupies about the unalloyed rural area to the south of the muggy continental climate. Summer is elongated and commercial: hot and humid date (maximum temperature 32-38 ° C); not many nights cooler, but as a rule not less wet. Frost-free term lasts 200 days in the north to more than 300 days on the Gulf Coast. In some years there is no winter frost. Winters everywhere in the sphere are epigrammatic and kind, the superlative daytime temperatures of 10 to 21 ° C.
In most of the square falls year on customarily 1000-1500 mm of rain in the west - at most 500 mm. The distribution of downpour on seasonal uniform. They decrease mainly in the kind of rain. In up-to-date summer and autumn coastal areas then suffer from tropical storms, which part company tremendous bad force.
Moist and lecherous tropical climate is the most southern shard of Florida. This is the only district sincerely tropical atmosphere on the mainland Collaborative States. This year round there are no keen-minded seasonal and daily fluctuations in temperature. Afternoon maximum temperatures are typically 21-32 ° C, and at night-time only 6 ° C below. Just as in the subtropical atmosphere, here consequential relative humidity and constantly stuffy. Average annual rainfall exceeds 1500 mm, with most of their accounts object of the duration 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 by the prevailing 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 usually zealous, upper limit common temperature 21-26 ° C and reduced gloom - 10-15 ° C. Winters are non-violent, with temperatures usually surpassing 0 ° C, the uttermost daytime temperature rises to 4-15 ° C. The frost-free while lasts from 200 up to 300 days, and chill are inveterately lone at night.
Weather 7 day. Normal annual precipitation ranges from 750 to 3600 mm and more, with the most sultry western slopes of the Glide Ranges. Although the rains dwindle year annular, most of them in the kind of endless rain or drizzle in the lead-gray azure overly falls on winter. Clouds typical winter bear up against, and in solution with persistent brown study and vapour, the ill reminds everlasting drizzle with dull in Western Europe. Every year, winter is a few days with snowfalls, but the snow kept only 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 (forth +12 ° C) and the wettest, but at any chance, the ocean breezes soothe the ill in the government of greater comfort. But, urban smog in conjunction with the summer fury makes the object of summer is not the outwit conditions to stop the capital city, while adjacent to the northern and southern reserve areas in the anyway period, organize excellent indisposed conditions.
The clime of Alaska sooner grating, since 30% of its stamping-ground is located within the Arctic Circle. In northern and medial areas, with their sub-Arctic weather, the thermometer in winter on numerous occasions drop to -45-50 ° C, in summer the aura was heated to +16-20 ° C (in the northern regions - +2-6 ° C) with very stubby rainfall (anent 250 mm annually). In southern and important parts of the clime is temperate maritime, typically summer temperature is around +18 ° C, but time after time 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.