5-day weather forecast for Azusa, California

Weather changeability for Fullerton, California

Temperature Last Month Last Year
Average change in high temperature day-to-day 4.4° 3.8°
Average change in low temperature day-to-day 3.2° 2.8°
Precipitation Last Month Last Year
Chance of dry day after a precip day 100% 57%
Chance of precip day after a dry day 11% 4%

Weather forecast accuracy for Fullerton, California

Last Month
Weather Underground   87.78%
AccuWeather   87.50%
The Weather Channel   86.39%
MeteoGroup   83.61%
Foreca   80.56%
NWS Digital Forecast   79.17%
Dark Sky (forecast.io)   77.22%
Persistence   60.23%
Last Year
AccuWeather   86.64%
MeteoGroup   86.59%
The Weather Channel   86.51%
Weather Underground   86.46%
Foreca   85.07%
NWS Digital Forecast   84.05%
CustomWeather   82.36%
WeatherBug   78.67%
Persistence   71.73%

ForecastAdvisor Fact

ForecastWatch.com is the largest provider of weather forecast accuracy statistics.