Climatic conditions in USA. Climate in different regions of USA
Mutual States of America located in the leading partially 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 beach of Alaska - the Arctic Ocean.
U.S. borders with Canada in the north (the total to the fullest extent a finally of 8893 km limits, including 2,477 km in Alaska), with Mexico in the south (3141 km), with Russia in the north-west (sea dado to the Bering Strait and the Arctic shelf, the distance between the islands of Lesser and Obese Diomede, belonging to the United States and Russia, respectively, is solely 4 km) and Cuba in the south-east (the frieze as the breaker, the Straits of Florida, and on arrive, in the U.S. naval headquarter at Guantanamo Bay, located directly in Cuba).
The Hawaiian Islands are located in the chief Pacific Ocean, a distance of more 4000 km from the mainland. Varied archipelago territories, and in undivided bearing or another owned nigh the U.S., scattered across the waters of the Pacific and Atlantic oceans.
Subservient to the supervision of the United States is also a many of isle territories with different public status (in each case, it installs a independent pact, backed by way of the conclusion of the federal authorities). These include the island area of American Samoa, Guam, Northern Mariana Islands, Marshall Islands, Federated States of Micronesia, Puerto Rico, U.S. Virgin Islands, Baker, Howland Islet and Jarvis Island, Johnston Atoll, Midway Holm, Navassa Island, Palmyra, Wake, Kingman Reef and some other territory.
The total area of the country is on every side 9,360,000 square meters. km (9,820,000 square meters. kms - with the islands and the Assign Territories).
Aura and live through
Feeling USA is a abundant contrast of climatic conditions. At the core of the countryside drink identified two primary climatic dominion - East and West. The bounds between them coincides with isohyet 500 mm and should be crudely along the meridian 100 ° W
Eastern zone as a usually is characterized before clammy air with an commonplace annual rainfall of 500 mm along the meridian 100 ° W to more than 1500 mm in the south-east. The main provenience of rain - 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 by latitude than the height of the integument, and measure uniformly increased from north to south. As a result, brief summers in the north and eager in the south long and passionate, and winters in the north has a long and bitter, in the south is hastily, and very warm.
Weather for NY. Much of the eastern section subject to frequent live through changes, most of all because the glide of vexed aura from the south often interrupted the masses of cold air infiltrating from the north. Especially uneven climate ailing in Unknown England, where prolix rainy seasons despatch replaced cloudless dry.
In the Western Tract huge terrain has a excessive change on the circulation of the atmosphere. When vlagonesuschie current masses heart-rending from the Pacific Davy jones’s locker to the east, rising during the course of the considerable mountains, where precipitation. Accordingly, the windward western slopes of the mountains is much recovered supplied with moisture, than the boundless arid range located on the leeward side of the shower track of mountains. Although in broad the Western Tract is inborn in the arid ambience, wealth annual sleet ranges from less than 120 mm in the Sonora barren to more than 2500 mm in some areas the Coast Ranges.
Temperatures in the western sector depends on latitude and altitude, and in coastal areas non-natural past moderating the impact 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 hot weather. Unvarying Mountains to conserve them from the foray of frigid wind 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 ambience with short summers covers the northern states from North Dakota to Maine. Summer is dumpy and there is a amorous, daytime apogee temperatures (27-38 ° C) were observed in fine poorly, much slash - in the cloud. The frost-free interval, short - from less than 120 days in North Dakota to almost 180 days in the Promontory Peninsula Cod in Massachusetts. The winters are large and apathetic, again with daytime limit temperatures under 0 ° C.
Weather conditions Chicago. Typical annual downpour ranges from 500 mm in the west to over 1000 mm on the coast of Modern England. At least half of the unqualified showers falls in summer, and they commonly obtain vociferous character. Winter downpour usually falls as snow. Greatest condition of snow defend in the mountains of New England and notably in the valley r.Sv. Lawrence.
Sticky continental ambience with extensive summer includes most of the Midwest and is characterized on long blistering and sultry summer. Sweltering summer days, the supreme temperatures exceed 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 in return growing corn and other crops. Winters are emotionless, but there are periods of mild survive, oft with fog.
Average annual precipitation ranges from 500 mm in the west to over 1000 mm on the slide of Contemporary England. At least half of the mount up to downpour falls in summer, and they time after time be dressed vociferous character. Winter sleet for the most part falls as snow. Peak perceptiveness of snow attire in the mountains of New England and remarkably in the valley r.Sv. Lawrence.
Humid continental climate with big summer includes most of the Midwest and is characterized by hunger hot and sultry summer. Hot summer days, the maximum temperatures pass 32 ° C, the nights are warm. The greater neck of the woods of the locale frost-free span lasts from 150 to 200 days, which creates favorable conditions for growing corn and other crops. Winters are cold, but there are periods of mild indisposed, oft with fog.
Common annual drizzle ranges from 500 mm in the west to nearly 1300 mm in the east, with their most falls in the physique of summer showers. Although snowfalls are annual, winter rainfall at bottom rain.
Moist subtropical climate occupies all but the entire countryside to the south of the wet continental climate. Summer is extensive and heated: hot and humid time (extreme temperature 32-38 ° C); not many nights cooler, but usually 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 greatest daytime temperatures of 10 to 21 ° C.
In most of the acreage falls year on customarily 1000-1500 mm of rainstorm in the west - no greater than 500 mm. The dispersal of downpour on seasonal uniform. They flop start in general in the kind of rain. In tardy summer and autumn coastal areas sometimes suffer from tropical storms, which part company tremendous opposing force.
Moist and sizzling tropical climate is the most southern part of Florida. This is the just precinct in reality tropical atmosphere on the mainland Collaborative States. This year down there are no keen-minded seasonal and daily fluctuations in temperature. Afternoon zenith temperatures are typically 21-32 ° C, and at vespers all the time just 6 ° C below. Unbiased as in the subtropical weather, here high conditioned by 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 department, north of San Francisco Bay. Influenced by the dominating 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 chiefly zealous, upper limit quotidian temperature 21-26 ° C and nadir gloom - 10-15 ° C. Winters are non-violent, with temperatures usually surpassing 0 ° C, the highest daytime temperature rises to 4-15 ° C. The frost-free while lasts from 200 up to 300 days, and glacial are inveterately lone at night.
Weather October. Middling annual hail ranges from 750 to 3600 mm and more, with the most sticky western slopes of the Glide Ranges. Although the rains taking year annular, most of them in the kind of perpetual rain or drizzle in the lead-gray azure overly falls on winter. Clouds usual winter withstand, and in mosaic with frequent square and mist, the stand reminds protracted drizzle with dull in Western Europe. Every year, winter is a scarcely any days with snowfalls, but the snow kept just on the tops of the mountains. As correctly as aside 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 set, the abundance breezes soothe the out of sorts in the direction of greater comfort. On the other hand, urban smog in conjunction with the summer heat makes the end of summer is not the a- point to by the capital city, while adjacent to the northern and southern frequent areas in the unmodified duration, have excellent indisposed conditions.
The climate of Alaska sooner sour, since 30% of its turf is located within the Arctic Circle. In northern and inside areas, with their sub-Arctic weather, the thermometer in winter over drop to -45-50 ° C, in summer the affiliated to was fiery to +16-20 ° C (in the northern regions - +2-6 ° C) with very low rainfall (to 250 mm annually). In southern and key parts of the climate is equable maritime, average summer temperature is around +18 ° C, but often the air is intensified to +30 ° C) in winter - from -6 ° C to +4 ° C, drizzle is falling from 400 to 600 mm per year.