Complete 2013 Long-Range Weather Forecast for the Pacific Northwest Region, November 2012 to October 2013 includes week-by-week details.
Free 2-Month Weather Forecast
MAY 2013: temperature 56° (1° above avg.); precipitation 4" (2" above avg.); May 1-4: Sunny, warm; May 5-10: Showers, then sunny, warm; May 11-13: Heavy rain, warm; May 14-19: Rainy periods, seasonable; May 20-23: Misty, cool; May 24-31: Heavy rain, then sunny, cool.
JUNE 2013: temperature 62° (2° above avg.); precipitation 1" (0.5 below avg.); Jun 1-6: A few showers, cool; Jun 7-11: Sunny, warm; Jun 12-15: Showers, cool; Jun 16-18: Sunny, hot; Jun 19-22: Rainy, cool; Jun 23-30: Sunny, turning hot.
Annual Weather Summary: November 2012 to October 2013
Winter temperatures will be a couple of degrees above normal, on average, with the coldest periods in early to mid-December, late December, and mid- to late January. Rainfall will be below normal, while snowfall will be near normal. The snowiest periods will occur in early to mid-December and mid- to late January. The stormiest periods will come in early to mid-January, late January, and mid-February.
April and May will be slightly cooler than normal, with near-normal rainfall.
Summer will be rainier and slightly warmer than normal, with the hottest periods in mid-June, late June, mid- to late July, and early August.
September and October will be cooler and rainier than normal.