San Diego 30 Day Weather Forecast 2025 Forecast. A risky day is not a direct prediction of precipitation (rain/snow) but instead a forecast of. 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.
Daily temperature and precipitation predictions based on advanced long range model. 30dayweather long range weather forecasts predict ideal conditions for a storm.