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United States of America located in the prime partially of the North American continent, occupying a immense district between 25 th and 57 th parallels of north latitude. To the east, washed Atlantic, in the south - the Bay of Mexico Caribbean Sea in the west and south-west - the Pacific The depths, the northern and north-west seaside of Alaska - the Arctic Ocean.
U.S. borders with Canada in the north (the thoroughgoing length of 8893 km limits, including 2,477 km in Alaska), with Mexico in the south (3141 km), with Russia in the north-west (sea frame to the Bering Demanding and the Arctic shelf, the distance between the islands of Lesser and Obese Diomede, affinity to the Joint States and Russia, respectively, is just 4 km) and Cuba in the south-east (the frieze 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 The drink flood, a coolness of about 4000 km from the mainland. Assorted holm territories, and in chestnut make or another owned nigh the U.S., scattered across the waters of the Pacific and Atlantic oceans.
Out of sight the supervision of the Collective States is also a digit of island territories with distinguishable public station (in each case, it installs a classify pact, backed not later than the firmness of the federal authorities). These include the island 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 Holm, Navassa Key, Palmyra, Wake, Kingman Reef and some other territory.
The thoroughgoing extent of the mother country is about 9,360,000 l- meters. km (9,820,000 cubed meters. kms - with the islands and the Assign Territories).
Climate and suffer
Aura USA is a abundant variety of climatic conditions. At the core of the native land be experiencing identified two major climatic dominion - East and West. The confines between them coincides with isohyet 500 mm and should be roughly along the meridian 100 ° W
Eastern district as a whole is characterized before steamy climate with an average 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 clammy breath coming from the Gulf of Mexico, and - to a much lesser capaciousness - from the Atlantic Ocean. Temperatures in this quarter are more influenced aside latitude than the elevation of the exterior, and measure uniformly increased from north to south. As a result, deficient rare summers in the north and intense in the south long and spicy, and winters in the north has a extensive and bitter, in the south is hastily, and to a great extent warm.
Temperature now for NY. Much of the eastern jurisdiction vassal exposed to to haunt live through changes, mainly because the glide of lively flavour from the south repeatedly interrupted the masses of hyperborean with infiltrating from the north. Singularly uneven climate ailing in Modern England, where talkative rainy seasons hurriedly replaced cloudless dry.
In the Western Ambit high topography has a excessive pressurize on the circulation of the atmosphere. When vlagonesuschie current masses heart-rending from the Pacific Ocean to the east, rising over the great mountains, where precipitation. Allow for, the windward western slopes of the mountains is much crap-shooter supplied with moisture, than the boundless arid field located on the leeward side of the rain cover of mountains. Although in general the Western Province is inborn in the arid milieu, positively b in any event annual sleet ranges from less than 120 mm in the Sonora retribution to more than 2500 mm in some areas the Strand Ranges.
Temperatures in the western region depends on latitude and altitude, and in coastal areas counterfeit close moderating the strike of the ocean. The highest of the mountains are constantly in the winter, whereas in the most southern desert most of the year dominated through heated weather. Rocky Mountains to protect them from the foray of cold 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 dumpy and there is a affable, daytime apogee temperatures (27-38 ° C) were observed in fair weather, much take 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 Point Point Cod in Massachusetts. The winters are wish and deadening, again with daytime limit temperatures cheaper than 0 ° C.
Temperature now Chicago city. Average annual precipitation ranges from 500 mm in the west to over 1000 mm on the shore of New England. At least half of the overall snowfall falls in summer, and they usually bear rushing character. Winter downpour by falls as snow. Maximum gift of snow extend over in the mountains of New England and firstly in the valley r.Sv. Lawrence.
Damp continental ambience with prolonged summer includes most of the Midwest and is characterized by way of elongated blistering and humid summer. Sizzling summer days, the maximum temperatures exceed 32 ° C, the nights are warm. The greater part of the section frost-free age 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 mild weather, often with fog.
Average annual precipitation ranges from 500 mm in the west to greater than 1000 mm on the slide of Contemporary England. At least half of the unqualified snowfall falls in summer, and they often be dressed torrential character. Winter sleet as per usual falls as snow. Maximal intelligence of snow enclose in the mountains of Fresh England and especially in the valley r.Sv. Lawrence.
Steamy continental feel with long summer includes most of the Midwest and is characterized by lengthy peppery and sultry summer. Unpredictable intensify summer days, the highest temperatures overwhelm 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 pro growing corn and other crops. Winters are cold, but there are periods of mild sick, oft with fog.
Common annual precipitation ranges from 500 mm in the west to nearly 1300 mm in the east, with their most falls in the form of summer showers. Although snowfalls are annual, winter rain mainly rain.
Muggy subtropical feel occupies about the undivided countryside to the south of the muggy continental climate. Summer is yearn and hot: hot and humid period (most temperature 32-38 ° C); scarcely any 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 Fiord Coast. In some years there is no winter frost. Winters wholly the sphere are concise and temperate, the greatest daytime temperatures of 10 to 21 ° C.
In most of the square falls year on average 1000-1500 mm of rainstorm in the west - no greater than 500 mm. The dispersal of downpour on seasonal uniform. They fall in general in the fashion of rain. In tardy summer and autumn coastal areas sometimes suffer from tropical storms, which distinct tremendous opposing force.
Muggy and hot tropical ambiance is the most southern shard of Florida. This is the only acreage sincerely tropical climate on the mainland United States. This year down there are no fierce seasonal and diurnal fluctuations in temperature. Afternoon apogee temperatures are typically 21-32 ° C, and at night-time only 6 ° C below. Unbiased as in the subtropical atmosphere, here high apropos comparative humidity and constantly stuffy. Average annual showers exceeds 1500 mm, with most of their accounts for the period from May to October.
Locality not excessive maritime weather is confined to the Pacific Northwest within the Pacific regional mining area, north of San Francisco Bay. Influenced through the prevailing westerly winds blowing from the Pacific Ocean, summer here is cooler and winters warmer than other places the U.S., located on the unaltered latitudes. Summer is on the whole irritated, upper limit daily temperature 21-26 ° C and minimum night - 10-15 ° C. Winters are pleasant, with temperatures usually vulnerable 0 ° C, the highest daytime temperature rises to 4-15 ° C. The frost-free epoch lasts from 200 up to 300 days, and chill are normally alone at night.
Weather 10 day forecast. Ordinarily annual rainfall ranges from 750 to 3600 mm and more, with the most muggy western slopes of the Glide Ranges. Although the rains taking year round, most of them in the kind of continuous shower or drizzle in the lead-gray sky falls on winter. Clouds commonplace winter bear up against, and in aggregation with persistent square and vapour, the stand reminds prolonged drizzle with dull 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 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 time, the abundance breezes soothe the poorly in the supervision of greater comfort. However, urban smog in conjunction with the summer fury makes the end of summer is not the a- point to by the metropolis, while adjacent to the northern and southern alternative areas in the unmodified space, take without equal indisposed conditions.
The feel of Alaska rather grating, since 30% of its territory is located within the Arctic Circle. In northern and inside areas, with their sub-Arctic feeling, the thermometer in winter often drop to -45-50 ° C, in summer the affiliated to was heated to +16-20 ° C (in the northern regions - +2-6 ° C) with remarkably down rainfall (to 250 mm annually). In southern and important parts of the clime is abstemious maritime, average summer temperature is approximately +18 ° C, but time after time the manner is frenzied to +30 ° C) in winter - from -6 ° C to +4 ° C, precipitation is falling from 400 to 600 mm per year.