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 3.4° 3.6°
Average change in low temperature day-to-day 2.2° 2.8°
Precipitation Last Month Last Year
Chance of dry day after a precip day 0% 38%
Chance of precip day after a dry day 0% 8%

Weather forecast accuracy for San Francisco, California

Last Month
MeteoGroup   93.45%
AccuWeather   91.67%
Foreca   91.07%
The Weather Channel   90.77%
Weather Underground   90.77%
Dark Sky (forecast.io)   88.99%
NWS Digital Forecast   84.88%
Persistence   83.33%
World Weather Online   69.75%
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

67.9% of Weather Underground's high temperature forecasts for San Francisco were within 3 degrees of actual temperatures last month.