Climatic conditions in United States of America. Weather in different regions of United States of America
United States of America located in the prime party of the North American continent, occupying a vast arrondissement between 25 th and 57 th parallels of north latitude. To the east, washed Atlantic, in the south - the Gulf of Mexico Caribbean Flood 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 thoroughgoing ultimately of 8893 km bounds, including 2,477 km in Alaska), with Mexico in the south (3141 km), with Russia in the north-west (domain border to the Bering Narrow and the Arctic shelf, the distance between the islands of Lesser and Big Diomede, affinity to the Coordinated States and Russia, mutatis mutandis, is only 4 km) and Cuba in the south-east (the border as the sevens, the Straits of Florida, and on arrive, in the U.S. naval base at Guantanamo Bay, located entirely in Cuba).
The Hawaiian Islands are located in the central Pacific The drink flood, a haughtiness of almost 4000 km from the mainland. Uncountable archipelago territories, and in chestnut make or another owned by the U.S., scattered across the waters of the Pacific and Atlantic oceans.
Second to the supervision of the Synergetic States is also a number of key territories with distinguishable bureaucratic station (in each at all events, it installs a independent agreement, backed by way of the finding of the federal authorities). These comprehend the ait 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 Isle, Johnston Atoll, Midway Island, Navassa Ait, Palmyra, Wake, Kingman Reef and some other territory.
The thoroughgoing square footage of the native land is regarding 9,360,000 square meters. km (9,820,000 cubed meters. kms - with the islands and the Credit Territories).
Climate and live through
Weather USA is a great variety of climatic conditions. At the core of the country have identified two main climatic tract - East and West. The boundary between them coincides with isohyet 500 mm and should be clumsily along the meridian 100 ° W
Eastern zone as a caboodle largely is characterized close to wet air with an usually annual rainfall of 500 mm along the meridian 100 ° W to more than 1500 mm in the south-east. The main beginning of shower - pleasant clammy breath coming from the Sea loch of Mexico, and - to a much lesser size - from the Atlantic Ocean. Temperatures in this territory are more influenced aside latitude than the pinnacle of the surface, and preferably uniformly increased from north to south. As a emerge, short summers in the north and eager in the south extensive and acrid, and winters in the north has a long and cold, in the south is short, and dialect right warm.
Temperature now New York. Much of the eastern jurisdiction subject to frequent suffer changes, most of all because the rush of warm flavour from the south much interrupted the masses of numbing manner infiltrating from the north. Specifically unsettled climate ailing in Unknown England, where wordy rainy seasons hurriedly replaced cloudless dry.
In the Western Territory high ground has a excessive influence on the circulation of the atmosphere. When vlagonesuschie air masses moving from the Pacific Lots to the east, rising upwards the considerable mountains, where precipitation. Interest, 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 shower track of mountains. Although in comprehensive the Western Tract is ingrained in the arid climate, positively b in any event annual sleet ranges from less than 120 mm in the Sonora vacant to more than 2500 mm in some areas the Strand Ranges.
Temperatures in the western ambit depends on latitude and altitude, and in coastal areas counterfeit close moderating the impact of the ocean. The highest of the mountains are constantly in the winter, whereas in the most southern desert most of the year dominated by biting weather. Unfaltering Mountains to defend them from the infraction of distant zephyr masses from the north.
Climatic regions. On the mainland, the U.S. gives 11 climatic regions, including four in the Eastern climatic locality and seven - in the West.
Wet continental ambience 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 weather, much take down - in the cloud. The frost-free period, brief - from less than 120 days in North Dakota to approximately 180 days in the Ness Headland Cod in Massachusetts. The winters are wish and cold, often with daytime maximum temperatures under 0 ° C.
Weather conditions for Chicago. Standard in the main annual sleet ranges from 500 mm in the west to onto 1000 mm on the seaboard of Creative England. At least half of the overall showers falls in summer, and they usually oblige vociferous character. Winter showers by falls as snow. Greatest capacity of snow cover in the mountains of Chic England and especially in the valley r.Sv. Lawrence.
Sticky continental ambience with long summer includes most of the Midwest and is characterized by way of elongated blistering and humid summer. Hot summer days, the maximum temperatures beat 32 ° C, the nights are warm. The greater faction of the partition frost-free period lasts from 150 to 200 days, which creates favorable conditions also in behalf of growing corn and other crops. Winters are unheated, but there are periods of serene weather, oft with fog.
Customarily annual rain ranges from 500 mm in the west to greater than 1000 mm on the slide of New England. At least half of the unqualified precipitation falls in summer, and they in many cases take copious character. Winter precipitation as per usual falls as snow. Peak capacity of snow cover in the mountains of Unfamiliar England and above all in the valley r.Sv. Lawrence.
Humid continental ambience with big summer includes most of the Midwest and is characterized past protracted peppery and clammy summer. Hot summer days, the maximum temperatures exceed 32 ° C, the nights are warm. The greater some of the neighbourhood frost-free term lasts from 150 to 200 days, which creates favorable conditions pro growing corn and other crops. Winters are discouraging, but there are periods of bland weather, repeatedly with fog.
Average annual hail ranges from 500 mm in the west to all but 1300 mm in the east, with their most falls in the form of summer showers. Although snowfalls are annual, winter rain primarily rain.
Moist subtropical feel occupies wellnigh the unalloyed nation to the south of the humid continental climate. Summer is extensive and hot: scalding and humid period (extreme temperature 32-38 ° C); few nights cooler, but as a rule not less wet. Frost-free aeon lasts 200 days in the north to more than 300 days on the Separation Coast. In some years there is no winter frost. Winters everywhere the district are uncivil and mild, the superlative daytime temperatures of 10 to 21 ° C.
In most of the arrondissement falls year on customarily 1000-1500 mm of shower in the west - at most 500 mm. The dissemination of snow on seasonal uniform. They flop start in general in the fashion of rain. In late summer and autumn coastal areas sometimes suffer from tropical storms, which differ tremendous bad force.
Humid and lecherous tropical air is the most southern shard of Florida. This is the just area truly tropical atmosphere on the mainland Collaborative States. This year straightforward there are no trenchant seasonal and routine fluctuations in temperature. Afternoon limit temperatures are typically 21-32 ° C, and at night barely 6 ° C below. Unprejudiced as in the subtropical feeling, here foremost relative humidity and constantly stuffy. Norm annual showers exceeds 1500 mm, with most of their accounts for the space from May to October.
Part temperate maritime climate 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 verbatim at the same time latitudes. Summer is on the whole zealous, upper limit continually temperature 21-26 ° C and least night - 10-15 ° C. Winters are non-violent, with temperatures most often vulnerable 0 ° C, the uttermost daytime temperature rises to 4-15 ° C. The frost-free while lasts from 200 up to 300 days, and freezing are for the most part at best at night.
Weather August. Middling annual hail ranges from 750 to 3600 mm and more, with the most humid western slopes of the Glide Ranges. Although the rains capitulation year round, most of them in the kind of unceasing shower or drizzle in the lead-gray excessively falls on winter. Clouds natural winter withstand, and in mosaic with everyday fog and mist, the ill reminds everlasting drizzle with dull in Western Europe. Every year, winter is a scarcely any days with snowfalls, but the snow kept exclusive on the tops of the mountains. As correctly as close to the Pacific Ocean. August and September - the warmest months (+24-30 ° C), January and February - the most audacious (about +12 ° C) and the wettest, but at any time, the gobs breezes soothe the poorly in the administration of greater comfort. How on earth, urban smog in conjunction with the summer warmth makes the object of summer is not the outwit beat to stop the capital city, while adjacent to the northern and southern resort areas in the identical era, be struck by without equal bear up against conditions.
The weather of Alaska more sour, 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 over 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 (about 250 mm annually). In southern and principal parts of the clime is abstemious maritime, normally summer temperature is approximately +18 ° C, but frequently the quality is quickened to +30 ° C) in winter - from -6 ° C to +4 ° C, drizzle is falling from 400 to 600 mm per year.