2010 Long-Range Weather Forecast for Desert Southwest

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(Nov. 2009 - Oct. 2010)

Complete 2010 Long-Range Weather Forecast for the Desert Southwest Region, November 2009 to October 2010 includes week-by-week details.

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Free 2-Month Weather Forecast

MARCH 2010: temperature 54.5° (avg. east, 5° below west); precipitation 1.2" (avg. east, 1.4" above west); Mar 1-2: Sunny, cool; Mar 3-7: T-storms, then sunny, cool; Mar 8-14: Showers, then sunny, cool; Mar 15-18: Scattered showers, warm; Mar 19-24: Sunny, seasonable; Mar 25-31: Rainy periods, cool.

APRIL 2010: temperature 63.5° (2° above avg. east, 3° below west); precipitation 1" (avg. east, 1" above west); Apr 1-5: Sunny, seasonable east; rainy, cool west; Apr 6-16: Sunny, turning warm; Apr 17-21: Scattered t-storms, then sunny, cool; Apr 22-24: Sunny, warm; Apr 25-30: Scattered t-storms, then sunny, cool.

Annual Weather Summary: November 2009 to October 2010

Winter will be colder than normal, on average, especially in the west, with the coldest periods in early to mid-December, mid-January, and early to mid-February. Precipitation and snowfall will be near normal, with the snowiest periods in mid-December, early January, and mid-February.

April and May will be cooler than normal, with above-normal rainfall in the west.

Summer will be cooler and drier than normal, with the hottest temperatures in early and late July and early August.

September and October will be cooler and drier than normal.

Temperature and Precipitation November 2009 to October 2010