Climatic conditions in USA. Temperatures in different regions of USA
Unified States of America located in the central corner of the North American continent, occupying a unlimited area between 25 th and 57 th parallels of north latitude. To the east, washed Atlantic, in the south - the Bay of Mexico Caribbean Flood in the west and south-west - the Pacific Lots, the northern and north-west seaside 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 (mystified frame to the Bering Limiting and the Arctic shelf, the reserve between the islands of Lesser and Gargantuan Diomede, affinity to the Joint States and Russia, separately, is solely 4 km) and Cuba in the south-east (the border as the sevens, the Straits of Florida, and on touch, in the U.S. naval post at Guantanamo Bay, located directly in Cuba).
The Hawaiian Islands are located in the central Pacific Scads, a distance of about 4000 km from the mainland. Assorted holm territories, and in one form or another owned on the U.S., scattered across the waters of the Pacific and Atlantic oceans.
Subservient to the supervision of the Collective States is also a thousand of isle territories with different civil station (in each cause, it installs a split pact, backed before the firmness of the federal authorities). These comprehend the islet territory of American Samoa, Guam, Northern Mariana Islands, Marshall Islands, Federated States of Micronesia, Puerto Rico, U.S. Virgin Islands, Baker, Howland Islet and Jarvis Cay, Johnston Atoll, Midway Holm, Navassa Islet, Palmyra, Wake, Kingman Reef and some other territory.
The complete extent of the state is about 9,360,000 square meters. km (9,820,000 cubed meters. kms - with the islands and the Assign Territories).
Climate and weather
Climate USA is a abundant heterogeneity of climatic conditions. At the core of the nation drink 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 zone as a whole is characterized close to steamy weather 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 - keen foggy breath coming from the Gulf of Mexico, and - to a much lesser capaciousness - from the Atlantic Ocean. Temperatures in this quarter are more influenced beside latitude than the height of the exterior, and preferably uniformly increased from north to south. As a conclude, terse summers in the north and irritated in the south dream of and hot, and winters in the north has a crave and bitter, in the south is hastily, and to a great extent warm.
Weather conditions NY. Much of the eastern jurisdiction branch of knowledge to everyday live through changes, first because the emanate of warm aura from the south often interrupted the masses of cold manner infiltrating from the north. Notably uneven seedy in Late England, where prolix rainy seasons despatch replaced cloudless dry.
In the Western Territory high topography has a excessive influence on the episode of the atmosphere. When vlagonesuschie current masses impressive from the Pacific Ocean to the east, rising upwards the great mountains, where precipitation. Commensurate with explain, the windward western slopes of the mountains is much recovered supplied with moisture, than the vast arid district located on the leeward side of the rain shadow of mountains. Although in comprehensive the Western Tract is inherent in the arid milieu, mean annual precipitation ranges from less than 120 mm in the Sonora vacant 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 counterfeit past moderating the import of the ocean. The highest of the mountains are constantly in the winter, whereas in the most southern empty most of the year dominated through biting weather. Unstable Mountains to watch over them from the infraction of frigid 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.
Sticky continental climate with momentary summers covers the northern states from North Dakota to Maine. Summer is dumpy and there is a impassioned, daytime apogee temperatures (27-38 ° C) were observed in fair rise above, much take down - in the cloud. The frost-free period, sweet deficient in - from less than 120 days in North Dakota to give 180 days in the Point Point Cod in Massachusetts. The winters are crave and aloof, again with daytime maximum temperatures cheaper than 0 ° C.
Temperature now Chicago city. Standard in the main annual precipitation ranges from 500 mm in the west to over 1000 mm on the seaboard of Trendy England. At least half of the unqualified snowfall falls in summer, and they usually have rushing character. Winter showers usually falls as snow. Pinnacle province of snow cover in the mountains of New England and notably in the valley r.Sv. Lawrence.
Steamy continental ambience with crave summer includes most of the Midwest and is characterized by way of protracted blistering and sultry summer. Acrid summer days, the top temperatures overtake 32 ° C, the nights are warm. The greater part of the section 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 softening poorly, again with fog.
General annual sleet ranges from 500 mm in the west to over 1000 mm on the skim of Contemporary England. At least half of the total snow falls in summer, and they time after time be dressed torrential character. Winter snow usually falls as snow. Maximum capacity of snow make up for in the mountains of Fresh England and exceptionally in the valley r.Sv. Lawrence.
Muggy continental feel with long summer includes most of the Midwest and is characterized by long scalding and clammy summer. Piping hot summer days, the highest temperatures exceed 32 ° C, the nights are warm. The greater some of the locale 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 indisposed, often with fog.
Average annual precipitation ranges from 500 mm in the west to nearly 1300 mm in the east, with their most falls in the mould of summer showers. Although snowfalls are annual, winter precipitation at bottom rain.
Moist subtropical climate occupies wellnigh the entire country to the south of the humid continental climate. Summer is long and sharp: scalding and humid time (maximum temperature 32-38 ° C); scarcely any nights cooler, but as a rule not less wet. Frost-free period lasts 200 days in the north to more than 300 days on the Fiord Coast. In some years there is no winter frost. Winters everywhere the quarter are uncivil and temperate, the acme daytime temperatures of 10 to 21 ° C.
In most of the acreage falls year on customarily 1000-1500 mm of rainstorm in the west - just 500 mm. The dispersal of snow on seasonal uniform. They fall on the whole in the form of rain. In up-to-date summer and autumn coastal areas from time to time suffer from tropical storms, which distinct tremendous bad force.
Moist and keen tropical ambiance is the most southern function of Florida. This is the only district in reality tropical climate on the mainland Cooperative States. This year globelike there are no trenchant seasonal and routine fluctuations in temperature. Afternoon apogee temperatures are typically 21-32 ° C, and at gloaming just 6 ° C below. Unprejudiced as in the subtropical weather, here consequential apropos comparative humidity and constantly stuffy. Norm annual rainfall exceeds 1500 mm, with most of their accounts object of the duration from May to October.
Territory temperate maritime ambiance is confined to the Pacific Northwest within the Pacific regional mining area, north of San Francisco Bay. Influenced through the dominant westerly winds blowing from the Pacific Profusion, summer here is cooler and winters warmer than other places the U.S., located on the same latitudes. Summer is usually zealous, upper limit quotidian temperature 21-26 ° C and nadir night-time - 10-15 ° C. Winters are kindly, with temperatures usually above 0 ° C, the crest daytime temperature rises to 4-15 ° C. The frost-free period lasts from 200 up to 300 days, and freezing are normally at best at night.
Weather 10 day forecast. Average annual rain ranges from 750 to 3600 mm and more, with the most sticky western slopes of the Coast Ranges. Although the rains taking year spheroid, most of them in the kind of continuous rain or drizzle in the lead-gray sky falls on winter. Clouds typical winter bear up against, and in mosaic with everyday stifle bewilder and low-hanging cloud, the withstand reminds marathon drizzle with dull in Western Europe. Every year, winter is a few days with snowfalls, but the snow kept exclusive on the tops of the mountains. As well as aside the Pacific Ocean. August and September - the warmest months (+24-30 ° C), January and February - the most cool (about +12 ° C) and the wettest, but at any set, the profusion breezes soothe the weather in the administration of greater comfort. How on earth, urban smog in conjunction with the summer warmth makes the point of summer is not the best conditions to stop the capital city, while abutting the northern and southern frequent areas in the anyway period, have first-rate weather conditions.
The weather of Alaska rather bleak, since 30% of its vicinage is located within the Arctic Circle. In northern and medial areas, with their sub-Arctic climate, the thermometer in winter on numerous occasions come by to -45-50 ° C, in summer the aura was frantic to +16-20 ° C (in the northern regions - +2-6 ° C) with very down rainfall (to 250 mm annually). In southern and central parts of the clime is moderate maritime, mean summer temperature is on all sides +18 ° C, but time after time the air is heated to +30 ° C) in winter - from -6 ° C to +4 ° C, snow is falling from 400 to 600 mm per year.