5-day weather forecast for Pacifica, California

Weather changeability for San Francisco, California

Temperature Last Month Last Year
Average change in high temperature day-to-day 4.7° 3.6°
Average change in low temperature day-to-day 3.8° 2.8°
Precipitation Last Month Last Year
Chance of dry day after a precip day 50% 38%
Chance of precip day after a dry day 3% 8%

Weather forecast accuracy for San Francisco, California

Last Month
The Weather Channel   85.48%
Weather Underground   85.48%
Foreca   84.14%
AccuWeather   83.60%
MeteoGroup   83.33%
NWS Digital Forecast   82.53%
Dark Sky (forecast.io)   78.49%
Persistence   65.89%
World Weather Online   65.00%
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

80.2% of Weather Underground's high temperature forecasts for San Francisco were within 3 degrees of actual temperatures last year.