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The driest monsoon season measured 1.59 inches (40 mm), and the wettest measured 13.84 inches (352 mm). [13] Research since 2010 has investigated the possible causes behind North American monsoon variability. The following factors affect the North American monsoon: Sea surface temperature anomalies; Large-scale circulation patterns
The major monsoon systems of the world consist of the West African, Asian–Australian, the North American, and South American monsoons. The term was first used in English in British India and neighboring countries to refer to the big seasonal winds blowing from the Bay of Bengal and Arabian Sea in the southwest bringing heavy rainfall to the area.
There is a dry season which stretches from December to June, and a rainy season from July to November. [71] Saipan's average annual precipitation is 82.36 inches (2,092 mm), with 67 percent falling during the rainy season. [72] Typhoons frequent the island chain, which can lead to excessive rainfall. [73]
The annual North American monsoon, which officially runs from June 15 to Sept. 30, is a notable weather phenomenon for the southwestern United States in any year.
Of the major monsoon systems, only the North American monsoon is expected to have substantial decreases in total precipitation, with the most likely outcome being a 1%-6% reduction in summer rainfall.
Every month in 1992 except for January and February was colder than normal. More rain than normal fell across the West Coast of the United States, particularly California, during the 1991–1992 and 1992–1993 rainy seasons. The American Midwest experienced more rain and major flooding during the spring and summer of 1993.
The wet season (sometimes called the rainy season or monsoon season) is the time of year when most of a region's average annual rainfall occurs. [1] Generally, the season lasts at least one month. [2] The term green season is also sometimes used as a euphemism by tourist authorities. [3]
After a summer of extreme heat, Arizona’s most populous city is in the record books again. This time Phoenix is notching a record for dry heat. The National Weather Service said Sunday that the ...