Climate conditions in USA. Weather in different parts of USA
Unified States of America located in the central corner of the North American continent, occupying a immense section 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 Ocean, the northern and north-west seashore of Alaska - the Arctic Ocean.
U.S. borders with Canada in the north (the total to the fullest extent a finally of 8893 km boundary, including 2,477 km in Alaska), with Mexico in the south (3141 km), with Russia in the north-west (domain frame to the Bering Demanding and the Arctic shelf, the dissociate between the islands of Lesser and Large Diomede, affinity to the Cooperative States and Russia, separately, is just 4 km) and Cuba in the south-east (the resemble closely as the swell, the Straits of Florida, and on earth, in the U.S. naval base at Guantanamo Bay, located directly in Cuba).
The Hawaiian Islands are located in the dominant Pacific The drink flood, a coolness of about 4000 km from the mainland. Many holm territories, and in chestnut bearing or another owned by the U.S., scattered across the waters of the Pacific and Atlantic oceans.
Second to the supervision of the United States is also a many of eyot territories with different bureaucratic repute (in each at all events, it installs a independent pact, backed by way of the decision of the federal authorities). These include the ait 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 Atoll, Navassa Island, Palmyra, Wake, Kingman Reef and some other territory.
The total area of the native land is to 9,360,000 even meters. km (9,820,000 honourable meters. kms - with the islands and the Trust Territories).
Ambience and survive
Weather USA is a great contrast of climatic conditions. At the gist of the nation drink identified two primary climatic tract - East and West. The bounds between them coincides with isohyet 500 mm and should be crudely along the meridian 100 ° W
Eastern sector as a whole is characterized during humid weather with an average annual rainfall of 500 mm along the meridian 100 ° W to more than 1500 mm in the south-east. The first beginning of shower - warm moist air coming from the Inlet of Mexico, and - to a much lesser extent - from the Atlantic Ocean. Temperatures in this territory are more influenced by latitude than the elevation of the surface, and rather uniformly increased from north to south. As a consequence, short summers in the north and warm in the south long and acrid, and winters in the north has a long and nippy, in the south is short, and dialect right warm.
Temperature tomorrow New York. Much of the eastern jurisdiction subject to frequent live through changes, mainly because the glide of warm flavour from the south repeatedly interrupted the masses of cold manner infiltrating from the north. Singularly changeable seedy in Unknown England, where prolix rainy seasons hurriedly replaced cloudless dry.
In the Western Tract huge territory has a true pressure on the circulation of the atmosphere. When vlagonesuschie current masses heart-rending from the Pacific Abundance to the east, rising upwards the considerable mountains, where precipitation. Accordingly, the windward western slopes of the mountains is much recovered supplied with moisture, than the jumbo arid field located on the leeward side of the rain track of mountains. Although in broad the Western Locality is inborn in the arid ambience, wealth annual showers ranges from less than 120 mm in the Sonora retribution to more than 2500 mm in some areas the Coast Ranges.
Temperatures in the western domain depends on latitude and altitude, and in coastal areas counterfeit alongside moderating the impact of the ocean. The highest of the mountains are constantly in the winter, whereas in the most southern desolate most of the year dominated past hot weather. Unstable Mountains to conserve them from the foray of distant air 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.
Sticky continental ambience with short summers covers the northern states from North Dakota to Maine. Summer is stubby and there is a warm, daytime maximum temperatures (27-38 ° C) were observed in sunny poorly, much farther down - in the cloud. The frost-free period, short - from less than 120 days in North Dakota to almost 180 days in the Promontory Peninsula Cod in Massachusetts. The winters are wish and apathetic, again with daytime extreme temperatures under 0 ° C.
Weather tomorrow Chicago city. Normal annual precipitation ranges from 500 mm in the west to onto 1000 mm on the coast of Creative England. At least half of the unqualified showers falls in summer, and they time oblige rushing character. Winter precipitation normally falls as snow. Maximum province of snow sheathe in the mountains of Rejuvenated England and signally in the valley r.Sv. Lawrence.
Steamy continental ambience with prolonged summer includes most of the Midwest and is characterized by great lustful and humid summer. Sizzling summer days, the maximum temperatures overstep 32 ° C, the nights are warm. The greater part of the partition frost-free span lasts from 150 to 200 days, which creates favorable conditions also in behalf of growing corn and other crops. Winters are cold, but there are periods of mild poorly, over with fog.
Average annual snow ranges from 500 mm in the west to over and above 1000 mm on the strand of Contemporary England. At least half of the mount up to downpour falls in summer, and they on numerous occasions take torrential character. Winter precipitation usually falls as snow. Maximal capacity of snow cover in the mountains of Fresh England and remarkably in the valley r.Sv. Lawrence.
Muggy continental feel with lengthy summer includes most of the Midwest and is characterized past long peppery and sultry summer. Sharp summer days, the maximum temperatures pass 32 ° C, the nights are warm. The greater part of the neighbourhood frost-free term lasts from 150 to 200 days, which creates favorable conditions an eye to growing corn and other crops. Winters are chilling, but there are periods of mellow indisposed, oft 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 form of summer showers. Although snowfalls are annual, winter rainfall at bottom rain.
Muggy subtropical feel occupies about the undivided rural area to the south of the muggy continental climate. Summer is yearn and heated: hot and muggy date (maximum temperature 32-38 ° C); scarcely any nights cooler, but most of the time not less wet. Frost-free aeon 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 in the region are concise and mild, the acme daytime temperatures of 10 to 21 ° C.
In most of the square falls year on commonplace 1000-1500 mm of rain in the west - at most 500 mm. The distribution of precipitation on seasonal uniform. They fall mainly in the brand of rain. In late summer and autumn coastal areas again suffer from tropical storms, which distinct tremendous bad force.
Moist and hot tropical climate is the most southern function of Florida. This is the only precinct truly tropical climate on the mainland United States. This year down there are no sharp seasonal and day after day fluctuations in temperature. Afternoon limit temperatures are typically 21-32 ° C, and at vespers all the time only 6 ° C below. Unprejudiced as in the subtropical climate, here foremost relative humidity and constantly stuffy. Average annual rain exceeds 1500 mm, with most of their accounts for the space from May to October.
Part temperate maritime weather is confined to the Pacific Northwest within the Pacific regional mining area, north of San Francisco Bay. Influenced by the prevailing westerly winds blowing from the Pacific Ocean, summer here is cooler and winters warmer than other places the U.S., located on the same latitudes. Summer is usually irritated, limit continually temperature 21-26 ° C and nadir stygian - 10-15 ° C. Winters are kindly, with temperatures most often above 0 ° C, the highest daytime temperature rises to 4-15 ° C. The frost-free period lasts from 200 up to 300 days, and chill are normally lone at night.
Weather online. Average annual hail ranges from 750 to 3600 mm and more, with the most muggy western slopes of the Sea-coast Ranges. Although the rains taking year spheroid, most of them in the decorum of unceasing sunshower or drizzle in the lead-gray excessively falls on winter. Clouds natural winter sick, and in solution with persistent square and low-hanging cloud, the weather reminds prolonged drizzle with starless in Western Europe. Every year, winter is a some 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 phlegmatic (forth +12 ° C) and the wettest, but at any time, 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 fury makes the end of summer is not the most superbly time to affect the metropolis, while abutting the northern and southern reserve areas in the same period, organize first-rate indisposed conditions.
The weather of Alaska more grating, since 30% of its turf is located within the Arctic Circle. In northern and medial areas, with their sub-Arctic clime, the thermometer in winter over fall-off to -45-50 ° C, in summer the aura was frantic to +16-20 ° C (in the northern regions - +2-6 ° C) with very stubby rainfall (anent 250 mm annually). In southern and principal parts of the feeling is abstemious maritime, average summer temperature is approximately +18 ° C, but frequently the flavour is heated to +30 ° C) in winter - from -6 ° C to +4 ° C, precipitation is falling from 400 to 600 mm per year.