Climatic conditions in USA. Weather in all regions of USA
Of like mind States of America located in the central part 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 Space of Mexico Caribbean Flood in the west and south-west - the Pacific Ocean, the northern and north-west seashore of Alaska - the Arctic Ocean.
U.S. borders with Canada in the north (the total ultimately of 8893 km borders, including 2,477 km in Alaska), with Mexico in the south (3141 km), with Russia in the north-west (sea purfle to the Bering Demanding and the Arctic shelf, the distance between the islands of Lesser and Obese Diomede, belonging to the Coordinated States and Russia, respectively, is only 4 km) and Cuba in the south-east (the dado as the breaker, the Straits of Florida, and on earth, in the U.S. naval post at Guantanamo Bay, located just in Cuba).
The Hawaiian Islands are located in the dominant Pacific Scads, a distance of about 4000 km from the mainland. Assorted holm territories, and in undivided make 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 many of island territories with other bureaucratic repute (in each cause, it installs a independent bargain, backed by way of the decision of the federal authorities). These include the island 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 Island, Johnston Atoll, Midway Islet, Navassa Island, Palmyra, Wake, Kingman Reef and some other territory.
The thoroughgoing square footage of the mother country is on every side 9,360,000 even meters. km (9,820,000 square meters. kms - with the islands and the Trust Territories).
Ambience and weather
Aura USA is a abundant contrast of climatic conditions. At the core of the country have identified two main climatic tract - East and West. The limits between them coincides with isohyet 500 mm and should be crudely along the meridian 100 ° W
Eastern sector as a usually is characterized before clammy mood with an as a rule annual rainfall of 500 mm along the meridian 100 ° W to more than 1500 mm in the south-east. The cardinal source of outpouring - genial moist breath coming from the Gulf of Mexico, and - to a much lesser capaciousness - from the Atlantic Ocean. Temperatures in this region are more influenced around latitude than the pinnacle of the integument, and preferably uniformly increased from north to south. As a conclude, deficient rare summers in the north and intense in the south extensive and hot, and winters in the north has a long and nippy, in the south is short, and to a great extent warm.
Current weather for NY. Much of the eastern region branch of knowledge to everyday live through changes, mainly because the rush of animated air from the south often interrupted the masses of cold manner infiltrating from the north. Specifically convertible climate ailing in Unknown England, where wordy rainy seasons apace replaced cloudless dry.
In the Western Tract high territory has a celebrated influence on the motion of the atmosphere. When vlagonesuschie current masses heart-rending from the Pacific Lots to the east, rising during the course of the great mountains, where precipitation. Accordingly, the windward western slopes of the mountains is much better supplied with moisture, than the vast arid field located on the leeward side of the rain shadow of mountains. Although in broad the Western Region is hereditary in the arid weather, mean annual snow ranges from less than 120 mm in the Sonora vacant to more than 2500 mm in some areas the Coast Ranges.
Temperatures in the western region depends on latitude and altitude, and in coastal areas affected 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 via hot weather. Unstable Mountains to protect them from the invasion of frigid 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.
Steamy continental ambiance with terse summers covers the northern states from North Dakota to Maine. Summer is stubby and there is a warm, daytime pinnacle temperatures (27-38 ° C) were observed in fine poorly, much farther down - in the cloud. The frost-free term, brief - from less than 120 days in North Dakota to almost 180 days in the Point Cape Cod in Massachusetts. The winters are large and apathetic, again with daytime extreme temperatures below 0 ° C.
Weather forecast at Chicago. Average annual downpour ranges from 500 mm in the west to over 1000 mm on the seaboard of New England. At least half of the unqualified showers falls in summer, and they often oblige vociferous character. Winter downpour by falls as snow. Top gift of snow defend in the mountains of New England and especially in the valley r.Sv. Lawrence.
Sticky continental clime with crave summer includes most of the Midwest and is characterized nearby long lustful and sultry summer. Acrid summer days, the crest temperatures overtake 32 ° C, the nights are warm. The greater faction of the section frost-free age 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 kind suffer, again with fog.
General annual sleet ranges from 500 mm in the west to over and above 1000 mm on the skim of New England. At least half of the mount up to snow falls in summer, and they often give birth to torrential character. Winter precipitation normally falls as snow. Highest point perceptiveness of snow attire in the mountains of Fresh England and especially in the valley r.Sv. Lawrence.
Steamy continental climate with long summer includes most of the Midwest and is characterized by way of hunger peppery and clammy summer. Sharp summer days, the maximum temperatures exceed 32 ° C, the nights are warm. The greater part of the neighbourhood frost-free span lasts from 150 to 200 days, which creates favorable conditions pro growing corn and other crops. Winters are cold, but there are periods of mellow sick, often 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 construct of summer showers. Although snowfalls are annual, winter rainfall primarily rain.
Muggy subtropical climate occupies all but the entire countryside to the south of the muggy continental climate. Summer is long and hot: ardent and sticky date (most temperature 32-38 ° C); scarcely any 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 sphere are uncivil and kind, the acme daytime temperatures of 10 to 21 ° C.
In most of the arrondissement falls year on average 1000-1500 mm of rainstorm in the west - no greater than 500 mm. The distribution of downpour on seasonal uniform. They decrease mainly in the brand of rain. In tardily summer and autumn coastal areas from time to time suffer from tropical storms, which differ tremendous destructive force.
Muggy and sizzling tropical air is the most southern part of Florida. This is the only area truly tropical climate on the mainland Collaborative States. This year straightforward there are no sharp seasonal and routine fluctuations in temperature. Afternoon apogee temperatures are typically 21-32 ° C, and at night-time just 6 ° C below. Fair-minded as in the subtropical weather, here dear applicable humidity and constantly stuffy. Normally annual rainfall exceeds 1500 mm, with most of their accounts in the service of the epoch from May to October.
Part temperate maritime ambiance 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 same latitudes. Summer is chiefly irritated, top quotidian temperature 21-26 ° C and least stygian - 10-15 ° C. Winters are non-violent, with temperatures most often exposed to 0 ° C, the highest daytime temperature rises to 4-15 ° C. The frost-free interval lasts from 200 up to 300 days, and glacial are inveterately alone at night.
Weather May. Normal annual hail ranges from 750 to 3600 mm and more, with the most sticky western slopes of the Coast Ranges. Although the rains taking year about, most of them in the character of unceasing rain or drizzle in the lead-gray excessively falls on winter. Clouds natural winter sick, and in combination with frequent brown study and fog, the withstand reminds protracted drizzle with overcast in Western Europe. Every year, winter is a few 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 audacious (about +12 ° C) and the wettest, but at any set, the profusion breezes soothe the poorly in the administration of greater comfort. But, urban smog in conjunction with the summer fury makes the outshine of summer is not the outwit time to affect the capital, while adjacent to the northern and southern reserve areas in the unmodified era, take without equal bear up against conditions.
The climate of Alaska somewhat grating, since 30% of its territory is located within the Arctic Circle. In northern and central areas, with their sub-Arctic climate, the thermometer in winter over fall-off to -45-50 ° C, in summer the air was tempestuous to +16-20 ° C (in the northern regions - +2-6 ° C) with remarkably stubby rainfall (with reference to 250 mm annually). In southern and important parts of the climate is temperate maritime, average summer temperature is everywhere +18 ° C, but again the air is frenzied to +30 ° C) in winter - from -6 ° C to +4 ° C, drizzle is falling from 400 to 600 mm per year.