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2015 Long-Range Weather Forecast for Pacific Northwest

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(Nov. 2014 - Oct. 2015)

Complete 2015 Long-Range Weather Forecast for the Pacific Northwest Region, November 2014 to October 2015 includes week-by-week details.

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Free 2-Month Weather Forecast

Map showing long-range weather ragion

MAY 2015: temperature 57° (2° above avg.); precipitation 1" (1" below avg.); May 1-5: Rainy periods, cool; May 6-9: Sunny, warm; May 10-15: A few showers, cool; May 16-18: Sunny, very warm; May 19-22: Rainy periods, cool; May 23-26: Sunny, turning hot; May 27-31: Showers, then sunny, very warm.

JUNE 2015: temperature 63° (1° above avg. north, 5° above south); precipitation 1" (0.5" below avg.); Jun 1-8: A few showers, cool; Jun 9-19: Sunny, turning hot; Jun 20-24: Showers, cool; Jun 25-30: Sunny, hot.

Annual Weather Summary: November 2014 to October 2015

Winter temperatures will be higher than normal, with below-normal snowfall. Precipitation will be below normal in Washington and Oregon and near normal in northern California. The coldest periods will be in late December, mid- to late January, and late February, with the snowiest periods in late December and mid- to late January.

April and May will be slightly drier than normal, with near-normal temperatures.

Summer will be drier than normal, with temperatures near normal in the north and above elsewhere. The hottest periods will occur in mid- and late June and early to mid-July.

September and October will be cooler and drier than normal.

Temperature and Precipitation November 2014 to October 2015

Temperature and Precipitation Graph

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