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(Nov. 2009 - Oct. 2010)
Complete 2010 Long-Range Weather Forecast for the Pacific Northwest Region, November 2009 to October 2010 includes week-by-week details.
Free 2-Month Weather Forecast

MARCH 2010: temperature 47° (avg.); precipitation 1" (3" below avg.); Mar 1-3: Sunny, warm; Mar 4-8: A few showers, seasonable; Mar 9-12: Sunny, cool; Mar 13-17: Showers, then sunny, cool; Mar 18-20: Wet snow to rain, cool; Mar 21-24: Showers, mild; Mar 25-28: Showers, then sunny, cool; Mar 29-31: Showers, cool.
APRIL 2010: temperature 50.5° (1° below avg. north, 2° above south); precipitation 3" (1" above avg. north, 1" below south); Apr 1-5: Rain, then sunny, pleasant; Apr 6-10: Showers, seasonable; Apr 11-13: Heavy rain, mild; Apr 14-17: Showers, seasonable; Apr 18-20: Sunny, warm; Apr 21-30: Showers, then sunny, cool.
Annual Weather Summary: November 2009 to October 2010
Winter temperatures and precipitation will be near normal, on average, with above-normal snowfall. The coldest periods will occur in early to mid- and late December, mid-January, and early to mid-February, with the snowiest periods in mid-December, early January, and mid-February.
April and May will be warmer than normal, with near-normal rainfall in Washington and drier-than-normal conditions elsewhere.
Summer will be drier than normal, with below-normal temperatures, on average, in Washington and above-normal temperatures in California and Oregon. The hottest periods will occur in late June and mid-July.
September and October will be warmer and drier than normal.
Temperature and Precipitation November 2009 to October 2010










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