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Unified States of America located in the prime party of the North American continent, occupying a unlimited section between 25 th and 57 th parallels of north latitude. To the east, washed Atlantic, in the south - the Gulf of Mexico Caribbean Sea in the west and south-west - the Pacific Lots, the northern and north-west seashore of Alaska - the Arctic Ocean.
U.S. borders with Canada in the north (the add up to magnitude of 8893 km boundary, 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 distance between the islands of Lesser and Large Diomede, connection to the United States and Russia, respectively, is only 4 km) and Cuba in the south-east (the resemble closely as the swell, the Straits of Florida, and on arrive, in the U.S. naval base at Guantanamo Bay, located just in Cuba).
The Hawaiian Islands are located in the main Pacific Davy jones’s locker, a mileage of more 4000 km from the mainland. Many holm territories, and in one bearing or another owned by the U.S., scattered across the waters of the Pacific and Atlantic oceans.
Subservient to the supervision of the Synergetic States is also a many of island territories with other bureaucratic status (in each at all events, it installs a classify bargain, backed before the conclusion of the federal authorities). These comprehend the eyot area of American Samoa, Guam, Northern Mariana Islands, Marshall Islands, Federated States of Micronesia, Puerto Rico, U.S. Virgin Islands, Baker, Howland Island and Jarvis Island, Johnston Atoll, Midway Island, Navassa Ait, Palmyra, Wake, Kingman Reef and some other territory.
The total extent of the country is to 9,360,000 l- meters. km (9,820,000 square meters. kms - with the islands and the Guardianship Territories).
Feeling and live through
Feeling USA is a extraordinary make of climatic conditions. At the insides of the country induce identified two big climatic tract - East and West. The confines between them coincides with isohyet 500 mm and should be crudely along the meridian 100 ° W
Eastern region as a whole is characterized close to steamy mood with an average annual rainfall of 500 mm along the meridian 100 ° W to more than 1500 mm in the south-east. The main outset of rain - warm moist wind coming from the Opening of Mexico, and - to a much lesser tract - from the Atlantic Ocean. Temperatures in this region are more influenced beside latitude than the tallness of the surface, and to a certain extent uniformly increased from north to south. As a emerge, brief summers in the north and irritated in the south long and acrid, and winters in the north has a long and bitter, in the south is hastily, and to a great extent warm.
Temperature NY. Much of the eastern region source to continuing live through changes, first because the emanate of warm aura from the south much interrupted the masses of heatless with infiltrating from the north. Notably changeable climate ailing in Unknown England, where talkative rainy seasons hurriedly replaced cloudless dry.
In the Western Region himalayan territory has a true pressure on the episode of the atmosphere. When vlagonesuschie reveal masses moving from the Pacific Davy jones’s locker to the east, rising during the course of the considerable mountains, where precipitation. Interest, the windward western slopes of the mountains is much recovered supplied with moisture, than the jumbo arid area located on the leeward side of the rain shadow of mountains. Although in general the Western Region is inherent in the arid ambience, of course 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 domain depends on latitude and altitude, and in coastal areas studied by 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 biting weather. Unvarying Mountains to protect them from the infraction of cold-blooded haughtiness 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.
Wet continental ambiance with in a word summers covers the northern states from North Dakota to Maine. Summer is short and there is a impassioned, daytime maximum temperatures (27-38 ° C) were observed in brilliant weather, much slash - in the cloud. The frost-free spell, underfunded - from less than 120 days in North Dakota to give 180 days in the Ness Cape Cod in Massachusetts. The winters are crave and aloof, continually with daytime limit temperatures cheaper than 0 ° C.
Weather now in Chicago. Average annual rainfall ranges from 500 mm in the west to onto 1000 mm on the coast of New England. At least half of the total drizzle falls in summer, and they often oblige torrential character. Winter precipitation normally falls as snow. Maximum capacity of snow sheathe in the mountains of Chic England and notably in the valley r.Sv. Lawrence.
Sticky continental clime with long summer includes most of the Midwest and is characterized by way of long fervid and humid summer. Sizzling summer days, the crest temperatures beat 32 ° C, the nights are warm. The greater duty 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 mild poorly, again with fog.
Ordinary annual rain ranges from 500 mm in the west to over and above 1000 mm on the coast of Unusual England. At least half of the mount up to snowfall falls in summer, and they time after time have torrential character. Winter sleet as per usual falls as snow. Maximal perceptiveness of snow cover in the mountains of Fresh England and remarkably in the valley r.Sv. Lawrence.
Steamy continental feel with extended summer includes most of the Midwest and is characterized past hunger scalding and wet summer. Sharp summer days, the highest temperatures exceed 32 ° C, the nights are warm. The greater some of the locale frost-free period lasts from 150 to 200 days, which creates favorable conditions an eye to growing corn and other crops. Winters are depressing, but there are periods of equable endure, oft with fog.
Customarily annual hail ranges from 500 mm in the west to wellnigh 1300 mm in the east, with their most falls in the physique of summer showers. Although snowfalls are annual, winter rain primarily rain.
Moist subtropical climate occupies wellnigh the undivided country to the south of the muggy continental climate. Summer is extensive and commercial: scalding and muggy date (extreme temperature 32-38 ° C); few nights cooler, but usually not less wet. Frost-free full stop lasts 200 days in the north to more than 300 days on the Fiord Coast. In some years there is no winter frost. Winters throughout the sphere are uncivil and mild, the superlative daytime temperatures of 10 to 21 ° C.
In most of the arrondissement falls year on commonplace 1000-1500 mm of outpouring in the west - at most 500 mm. The allotment of downpour on seasonal uniform. They sinking mainly in the form of rain. In tardily summer and autumn coastal areas again suffer from tropical storms, which differ tremendous bad force.
Sultry and sizzling tropical ambiance is the most southern function of Florida. This is the exclusively district really tropical ambience on the mainland Cooperative States. This year globelike there are no fierce seasonal and routine fluctuations in temperature. Afternoon apogee temperatures are typically 21-32 ° C, and at night-time just 6 ° C below. Unprejudiced as in the subtropical atmosphere, here high applicable humidity and constantly stuffy. Norm annual rain exceeds 1500 mm, with most of their accounts object of the duration from May to October.
Locality stable maritime climate 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 Profusion, summer here is cooler and winters warmer than other places the U.S., located on the verbatim at the same time latitudes. Summer is chiefly lively, upper limit common temperature 21-26 ° C and minimum stygian - 10-15 ° C. Winters are non-violent, with temperatures usually exposed to 0 ° C, the uttermost daytime temperature rises to 4-15 ° C. The frost-free while lasts from 200 up to 300 days, and ice-cold are inveterately lone at night.
Weather and temperature. Average annual hail ranges from 750 to 3600 mm and more, with the most sticky western slopes of the Glide Ranges. Although the rains capitulation year round, most of them in the kind of perpetual volley or drizzle in the lead-gray empyrean falls on winter. Clouds natural winter withstand, and in mosaic with usual square and low-hanging cloud, the weather reminds everlasting drizzle with darkened in Western Europe. Every year, winter is a some days with snowfalls, but the snow kept sole 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 cool (with respect to +12 ° C) and the wettest, but at any duration, the gobs breezes soothe the weather in the government of greater comfort. However, urban smog in conjunction with the summer fury makes the outshine of summer is not the most superbly beat to stop the capital city, while adjacent to the northern and southern frequent areas in the unmodified space, organize a number weather conditions.
The feel of Alaska sooner harsh, since 30% of its stamping-ground is located within the Arctic Circle. In northern and inside areas, with their sub-Arctic clime, the thermometer in winter on numerous occasions come by 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 (anent 250 mm annually). In southern and principal parts of the clime is equable maritime, mean summer temperature is everywhere +18 ° C, but frequently the air is intensified to +30 ° C) in winter - from -6 ° C to +4 ° C, precipitation is falling from 400 to 600 mm per year.