San Diego Weather 20 Day Forecast 2025 Weather. A risky day is not a direct prediction of precipitation (rain/snow) but instead a forecast of ideal conditions. See the long range weather forecast for san diego, check the 30 days forecast view, select a month and get the average expected weather for san diego.

See the long range weather forecast for san diego, check the 30 days forecast view, select a month and get the average expected weather for san diego. Ideal for planning your activities with.