Long-Range Weather Forecast for San Diego, CA

November 2026 Long Range Weather Forecast for Pacific Southwest

Dates	Weather Conditions
Nov 1-4	Sunny, warm
Nov 5-17	Rainy periods north, sunny south; warm
Nov 18-22	Rainy, cool
Nov 23-30	Sunny; cool north, warm south
November	temperature 61° (2° above avg.) precipitation 2.5" (1.5" above avg.)

December 2026 Long Range Weather Forecast for Pacific Southwest

Dates	Weather Conditions
Dec 1-10	A few showers north, sunny south; warm
Dec 11-14	Showers, warm
Dec 15-18	Sunny, cool
Dec 19-22	Showers north, sunny south; mild
Dec 23-31	Rainy periods, some heavy; chilly
December	temperature 57° (2° above avg.) precipitation .5" (1.5" above avg.)

12-Month Long-Range Weather Outlook

November 2026 to October 2027

Winter will be warmer and wetter than normal, with near- to above-normal mountain snowfall. The coldest temperatures will occur in late December, mid- to late January, early February, and late March. The stormiest periods will be in late December, mid-January, early and late February, and early and late March. April and May will be warmer than normal, with below-normal rainfall. Summer will be hotter and drier than normal, with the hottest periods in early June, early and late July, and mid- to late August. September and October will be warmer and wetter than normal.

See the complete 12-month weather forecast in The Old Farmer’s Almanac..

Weather Trend Graph

November 2026 to October 2027