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 4.1° 3.9°
Average change in low temperature day-to-day 3.5° 3.3°
Precipitation Last Month Last Year
Chance of dry day after a precip day 100% 56%
Chance of precip day after a dry day 0% 6%

Weather forecast accuracy for Fullerton, California

Last Month
AccuWeather   91.67%
Weather Underground   90.80%
The Weather Channel   90.52%
Foreca   88.22%
MeteoGroup   87.36%
NWS Digital Forecast   84.40%
Dark Sky (forecast.io)   82.76%
World Weather Online   72.92%
Persistence   71.35%
Last Year
Weather Underground   87.59%
AccuWeather   87.40%
The Weather Channel   87.25%
Foreca   86.11%
MeteoGroup   85.54%
NWS Digital Forecast   79.90%
Dark Sky (forecast.io)   77.76%
World Weather Online   77.47%
Persistence   67.78%

ForecastAdvisor Fact

2.5% of NWS Digital Forecast's high temperature forecasts for Fullerton were off by more than 10 degrees last month.