Complete 2013 Long-Range Weather Forecast for the Pacific Southwest Region, November 2012 to October 2013 includes week-by-week details.
Free 2-Month Weather Forecast
MAY 2013: temperature 63° (1° below avg.); precipitation 0.5" (avg.); May 1-4: Sunny, cool; May 5-9: T-storms, then sunny, cool; May 10-19: A.M. clouds, P.M. sun; May 20-26: Sunny, warm; May 27-31: A.M. clouds and sprinkles, P.M. sun coast; sunny, cool inland.
JUNE 2013: temperature 68° (2° above avg. northwest, 2° below southeast); precipitation 0.1" (avg.); Jun 1-6: Drizzle coast; sunny, cool inland; Jun 7-17: Sunny; cool coast, hot inland; Jun 18-23: Sunny, cool north; A.M. sprinkles, P.M. sun, cool south; Jun 24-30: A.M. drizzle, P.M. sun coast; sunny, hot inland.
Annual Weather Summary: November 2012 to October 2013
Winter temperatures will be above normal, on average, with the coldest periods in mid- and late December and mid- to late January. Rainfall will be a bit below normal in the Bay Area and above normal elsewhere. The stormiest periods will be in mid-November, mid- to late January, and early March. Mountain snowfall will be near to below normal, with the heaviest snows in mid- to late January.
April and May will be drier than normal, with near-normal temperatures.
Summer will be warmer than normal on the coast but cooler inland, with near-normal rainfall. The hottest periods will be in early and late July.
September and October will be cooler than normal, with above-normal rainfall inland and slightly below-normal rainfall on the coast. Expect hot weather in mid-September.