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Unified States of America located in the prime party 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 Space of Mexico Caribbean Plethora in the west and south-west - the Pacific The depths, the northern and north-west beach of Alaska - the Arctic Ocean.
U.S. borders with Canada in the north (the add up to 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 (domain dado to the Bering Demanding and the Arctic shelf, the reserve between the islands of Lesser and Obese Diomede, association to the Joint States and Russia, severally, is only 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 entirely in Cuba).
The Hawaiian Islands are located in the central Pacific Davy jones’s locker, a coolness of about 4000 km from the mainland. Assorted island territories, and in whole bearing 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 thousand of isle territories with other political repute (in each example in any event, it installs a separate concord, backed by way of the decision of the federal authorities). These include 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 Key, Palmyra, Wake, Kingman Reef and some other territory.
The gross area of the state is regarding 9,360,000 square meters. km (9,820,000 cubed meters. kms - with the islands and the Guardianship Territories).
Climate and live through
Climate USA is a great heterogeneity of climatic conditions. At the insides of the countryside have identified two big climatic tract - 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 whole is characterized close to wet 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 outset of shower - pleasant drizzly wind coming from the Opening of Mexico, and - to a much lesser size - from the Atlantic Ocean. Temperatures in this region are more influenced beside latitude than the elevation of the exterior, and preferably uniformly increased from north to south. As a emerge, brief summers in the north and warm in the south long and hot, and winters in the north has a extended and nippy, in the south is short, and exact warm.
Temperature tomorrow New York. Much of the eastern section branch of knowledge to continuing indisposed changes, mainly because the rush of vexed breath from the south often interrupted the masses of numbing with infiltrating from the north. Singularly convertible climate ailing in Late England, where wordy rainy seasons despatch replaced cloudless dry.
In the Western Tract high territory has a excessive change on the circulation of the atmosphere. When vlagonesuschie reveal masses unfixed from the Pacific Davy jones’s locker to the east, rising upwards the considerable mountains, where precipitation. Allow for, the windward western slopes of the mountains is much think twice supplied with moisture, than the vast arid field located on the leeward side of the shower shadow of mountains. Although in broad the Western Province is inherent in the arid ambience, positively b in any event annual snow ranges from less than 120 mm in the Sonora barren to more than 2500 mm in some areas the Seaboard Ranges.
Temperatures in the western region depends on latitude and altitude, and in coastal areas studied alongside moderating the import of the ocean. The highest of the mountains are constantly in the winter, whereas in the most southern jilt most of the year dominated by unpredictable intensify weather. Unvarying Mountains to protect them from the infraction of cold haughtiness 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.
Humid continental aura with short summers covers the northern states from North Dakota to Maine. Summer is dumpy and there is a amorous, daytime maximum temperatures (27-38 ° C) were observed in fine rise above, much take down - in the cloud. The frost-free spell, short - from less than 120 days in North Dakota to approximately 180 days in the Point Headland Cod in Massachusetts. The winters are wish and apathetic, often with daytime maximum temperatures under 0 ° C.
Weather Chicago. Average annual downpour ranges from 500 mm in the west to onto 1000 mm on the coast of Trendy England. At least half of the whole showers falls in summer, and they usually obtain relentless character. Winter precipitation normally falls as snow. Top gift of snow defend in the mountains of Rejuvenated England and firstly in the valley r.Sv. Lawrence.
Steamy continental clime with long summer includes most of the Midwest and is characterized on protracted hot and sultry summer. Sizzling summer days, the supreme temperatures beat 32 ° C, the nights are warm. The greater in some measure of the division frost-free span lasts from 150 to 200 days, which creates favorable conditions for growing corn and other crops. Winters are emotionless, but there are periods of softening survive, oft with fog.
Ordinary annual snow ranges from 500 mm in the west to upward of 1000 mm on the coast of Unusual England. At least half of the utter downpour falls in summer, and they in many cases have rushing character. Winter precipitation as per usual falls as snow. Maximal perceptiveness of snow cover in the mountains of New England and especially in the valley r.Sv. Lawrence.
Steamy continental ambience with long summer includes most of the Midwest and is characterized through protracted piquant and sultry summer. Piping hot summer days, the maximum 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 for growing corn and other crops. Winters are depressing, but there are periods of mild endure, repeatedly with fog.
Customarily annual snowfall ranges from 500 mm in the west to more 1300 mm in the east, with their most falls in the construct of summer showers. Although snowfalls are annual, winter snowfall primarily rain.
Muggy subtropical aura occupies wellnigh the entire nation to the south of the damp continental climate. Summer is yearn and heated: hot and steamy day (limit temperature 32-38 ° C); only one nights cooler, but most of the time not less wet. Frost-free term lasts 200 days in the north to more than 300 days on the Split Coast. In some years there is no winter frost. Winters everywhere the district are uncivil and mild, the acme 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 decrease mainly in the brand of rain. In tardy summer and autumn coastal areas again suffer from tropical storms, which distinct tremendous critical force.
Sultry and keen tropical climate is the most southern function of Florida. This is the only acreage in reality tropical ambience on the mainland In harmony States. This year straightforward there are no fierce seasonal and day after day fluctuations in temperature. Afternoon apogee temperatures are typically 21-32 ° C, and at gloaming barely 6 ° C below. Unbiased as in the subtropical atmosphere, here consequential relative humidity and constantly stuffy. Normally annual precipitation exceeds 1500 mm, with most of their accounts in the service of the space from May to October.
Locality stable maritime aura is confined to the Pacific Northwest within the Pacific regional mining area, north of San Francisco Bay. Influenced via the dominating westerly winds blowing from the Pacific The briny, summer here is cooler and winters warmer than other places the U.S., located on the unaltered latitudes. Summer is as usual lively, upper limit continually temperature 21-26 ° C and minimum night - 10-15 ° C. Winters are pleasant, with temperatures on the whole vulnerable 0 ° C, the crest daytime temperature rises to 4-15 ° C. The frost-free while lasts from 200 up to 300 days, and glacial are usually at best at night.
Weather October. Average annual hail ranges from 750 to 3600 mm and more, with the most sultry western slopes of the Sail Ranges. Although the rains capitulation year about, most of them in the kind of continuous rain or drizzle in the lead-gray empyrean falls on winter. Clouds commonplace winter weather, and in mosaic with frequent fog and low-hanging cloud, the stand reminds prolonged drizzle with starless 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 aside the Pacific Ocean. August and September - the warmest months (+24-30 ° C), January and February - the most deliberate (forth +12 ° C) and the wettest, but at any time, the ocean breezes soothe the out of sorts in the administration of greater comfort. On the other hand, urban smog in conjunction with the summer vehemence makes the object of summer is not the a- time to visit the urban sprawl, while adjoining the northern and southern frequent areas in the same duration, take first-rate indisposed conditions.
The weather of Alaska sooner bleak, since 30% of its territory is located within the Arctic Circle. In northern and inside areas, with their sub-Arctic climate, the thermometer in winter over again fall-off to -45-50 ° C, in summer the affiliated to was tempestuous to +16-20 ° C (in the northern regions - +2-6 ° C) with remarkably stubby rainfall (about 250 mm annually). In southern and important parts of the feeling is temperate maritime, typically summer temperature is approximately +18 ° C, but time after time the air is quickened to +30 ° C) in winter - from -6 ° C to +4 ° C, downpour is falling from 400 to 600 mm per year.