5-day weather forecast for San Francisco, California

Weather changeability for San Francisco, California

Temperature Last Month Last Year
Average change in high temperature day-to-day 2.1° 3.6°
Average change in low temperature day-to-day 4.5° 2.8°
Precipitation Last Month Last Year
Chance of dry day after a precip day 16% 38%
Chance of precip day after a dry day 33% 8%

Weather forecast accuracy for San Francisco, California

Last Month
AccuWeather   91.36%
The Weather Channel   87.35%
Weather Underground   87.35%
NWS Digital Forecast   86.40%
Foreca   85.26%
Dark Sky (forecast.io)   81.79%
MeteoGroup   80.56%
World Weather Online   62.35%
Persistence   56.55%
Last Year
Weather Underground   89.06%
AccuWeather   88.47%
The Weather Channel   88.38%
Foreca   87.89%
NWS Digital Forecast   85.82%
MeteoGroup   85.36%
Dark Sky (forecast.io)   81.78%
World Weather Online   73.48%
Persistence   68.93%

ForecastAdvisor Fact

9.9% of World Weather Online's low temperature forecasts for San Francisco were off by more than 10 degrees last month.