5-day weather forecast for Azusa, California

Weather changeability for Fullerton, California

Unfortunately, there was not enough data for this station to provide meaningful weather changeability data.

Weather forecast accuracy for Fullerton, California

Last Month
The Weather Channel   94.05%
Weather Underground   94.05%
MeteoGroup   92.86%
AccuWeather   91.67%
Foreca   90.48%
NWS Digital Forecast   88.10%
World Weather Online   88.10%
Persistence   84.52%
Dark Sky (forecast.io)   73.81%
Last Year
Weather Underground   88.46%
AccuWeather   87.64%
The Weather Channel   87.64%
MeteoGroup   87.05%
Foreca   84.99%
NWS Digital Forecast   82.20%
Dark Sky (forecast.io)   76.58%
World Weather Online   76.34%
Persistence   68.39%

ForecastAdvisor Fact

77.9% of AccuWeather's high temperature forecasts for Fullerton were within 3 degrees of actual temperatures last year.