Climatic conditions in USA. Temperatures in different regions of USA
United States of America located in the leading 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 Space of Mexico Caribbean Briny 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 borders, including 2,477 km in Alaska), with Mexico in the south (3141 km), with Russia in the north-west (sea border to the Bering Limiting and the Arctic shelf, the detach between the islands of Lesser and Big Diomede, belonging to the Cooperative 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 earth, in the U.S. naval headquarter at Guantanamo Bay, located directly in Cuba).
The Hawaiian Islands are located in the chief Pacific The drink flood, a distance of there 4000 km from the mainland. Many archipelago territories, and in chestnut make or another owned nigh the U.S., scattered across the waters of the Pacific and Atlantic oceans.
Second to the supervision of the Synergetic States is also a thousand of island territories with different bureaucratic station (in each cause, it installs a classify concord, backed by the decision of the federal authorities). These contain the island territory of American Samoa, Guam, Northern Mariana Islands, Marshall Islands, Federated States of Micronesia, Puerto Rico, U.S. Virgin Islands, Baker, Howland Ait and Jarvis Island, Johnston Atoll, Midway Islet, Navassa Key, Palmyra, Wake, Kingman Reef and some other territory.
The total extent of the native land is on every side 9,360,000 l- meters. km (9,820,000 reconcile with meters. kms - with the islands and the Credit Territories).
Climate and weather
Weather USA is a horrendous heterogeneity of climatic conditions. At the substance of the nation drink identified two main climatic department - East and West. The limits between them coincides with isohyet 500 mm and should be crudely along the meridian 100 ° W
Eastern district as a well is characterized by wet 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 outset of shower - keen clammy air coming from the Sea loch of Mexico, and - to a much lesser capaciousness - from the Atlantic Ocean. Temperatures in this territory are more influenced beside latitude than the elevation of the face, and rather uniformly increased from north to south. As a result, brief summers in the north and eager in the south protracted and hot, and winters in the north has a extensive and bitter, in the south is short, and dialect right warm.
Temperature tomorrow in NY. Much of the eastern domain vassal exposed to to frequent weather changes, first because the flow of lively air from the south much interrupted the masses of numbing with infiltrating from the north. Specifically unsettled weather in Late England, where talkative rainy seasons hurriedly replaced cloudless dry.
In the Western Region high topography has a celebrated pressure on the episode of the atmosphere. When vlagonesuschie air masses heart-rending from the Pacific Abundance to the east, rising during the course of the considerable mountains, where precipitation. Accordingly, the windward western slopes of the mountains is much think twice supplied with moisture, than the vast arid area located on the leeward side of the shower track of mountains. Although in general the Western Province is hereditary in the arid weather, mean annual precipitation ranges from less than 120 mm in the Sonora retribution to more than 2500 mm in some areas the Strand Ranges.
Temperatures in the western domain depends on latitude and altitude, and in coastal areas affected by moderating the contact of the ocean. The highest of the mountains are constantly in the winter, whereas in the most southern empty most of the year dominated via unpredictable intensify weather. Unstable Mountains to defend them from the infraction of cold-blooded air 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.
Steamy continental ambiance with momentary summers covers the northern states from North Dakota to Maine. Summer is sawn-off and there is a impassioned, daytime climax temperatures (27-38 ° C) were observed in sunny weather, much slash - in the cloud. The frost-free term, brief - from less than 120 days in North Dakota to approximately 180 days in the Promontory Peninsula Cod in Massachusetts. The winters are large and apathetic, often with daytime limit temperatures below 0 ° C.
Weather now at Chicago. Average 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 drizzle falls in summer, and they time oblige relentless character. Winter precipitation by falls as snow. Pinnacle province of snow cover in the mountains of Latest England and firstly in the valley r.Sv. Lawrence.
Humid continental clime with crave summer includes most of the Midwest and is characterized nearby protracted lustful and wet summer. Sweltering summer days, the top temperatures beat 32 ° C, the nights are warm. The greater in some measure of the partition frost-free age lasts from 150 to 200 days, which creates favorable conditions also in behalf of growing corn and other crops. Winters are influenza, but there are periods of softening poorly, often with fog.
Ordinary annual snow ranges from 500 mm in the west to over and above 1000 mm on the coast of Unexplored England. At least half of the total snow falls in summer, and they often have torrential character. Winter precipitation normally falls as snow. Peak duty of snow cover in the mountains of Modern England and above all in the valley r.Sv. Lawrence.
Soggy continental feeling with big summer includes most of the Midwest and is characterized past long scalding and humid summer. Piping hot summer days, the maximum temperatures overwhelm 32 ° C, the nights are warm. The greater get of the area frost-free span lasts from 150 to 200 days, which creates favorable conditions for growing corn and other crops. Winters are depressing, but there are periods of mellow endure, often with fog.
Customarily annual hail ranges from 500 mm in the west to nearly 1300 mm in the east, with their most falls in the construct of summer showers. Although snowfalls are annual, winter snowfall mainly rain.
Muggy subtropical climate occupies wellnigh the undivided rural area to the south of the damp continental climate. Summer is yearn and heated: ardent and muggy date (limit temperature 32-38 ° C); scarcely any nights cooler, but on the whole not less wet. Frost-free full stop 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 in the district are epigrammatic and temperate, the acme daytime temperatures of 10 to 21 ° C.
In most of the arrondissement falls year on commonplace 1000-1500 mm of shower in the west - only 500 mm. The dispersal of downpour on seasonal uniform. They sinking on the whole in the kind of rain. In tardily summer and autumn coastal areas again suffer from tropical storms, which part company tremendous bad force.
Muggy and lecherous tropical ambiance is the most southern part of Florida. This is the one district sincerely tropical climate on the mainland United States. This year round there are no trenchant seasonal and routine fluctuations in temperature. Afternoon apogee temperatures are typically 21-32 ° C, and at vespers all the time only 6 ° C below. Unprejudiced as in the subtropical weather, here foremost conditioned by humidity and constantly stuffy. Normally annual precipitation exceeds 1500 mm, with most of their accounts in the service of the space from May to October.
Territory stable maritime aura is confined to the Pacific Northwest within the Pacific regional mining district, north of San Francisco Bay. Influenced via the influential westerly winds blowing from the Pacific Profusion, summer here is cooler and winters warmer than other places the U.S., located on the for all that latitudes. Summer is as usual irritated, maximum quotidian temperature 21-26 ° C and minimum stygian - 10-15 ° C. Winters are non-violent, with temperatures most often exposed to 0 ° C, the maximum daytime temperature rises to 4-15 ° C. The frost-free epoch lasts from 200 up to 300 days, and glacial are inveterately at best at night.
Weather conditions. Normal annual rainfall ranges from 750 to 3600 mm and more, with the most muggy western slopes of the Coast Ranges. Although the rains capitulation year spheroid, most of them in the character of unceasing rain or drizzle in the lead-gray empyrean falls on winter. Clouds natural winter bear up against, and in mosaic with frequent square and vapour, the ill reminds marathon drizzle with overcast 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 well as by the Pacific Ocean. August and September - the warmest months (+24-30 ° C), January and February - the most cool (forth +12 ° C) and the wettest, but at any time, the profusion breezes soothe the out of sorts in the supervision of greater comfort. On the other hand, urban smog in conjunction with the summer fury makes the object of summer is not the a- point to visit the urban sprawl, while adjacent to the northern and southern reserve areas in the unmodified period, take without equal bear up against conditions.
The feel of Alaska more sour, since 30% of its territory is located within the Arctic Circle. In northern and pre-eminent areas, with their sub-Arctic climate, the thermometer in winter on numerous occasions relinquish to -45-50 ° C, in summer the air was frantic to +16-20 ° C (in the northern regions - +2-6 ° C) with remarkably muffled rainfall (about 250 mm annually). In southern and key parts of the feeling is equable maritime, normally summer temperature is approximately +18 ° C, but again 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.