5-day weather forecast for Newport Beach, 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   91.07%
AccuWeather   90.18%
Weather Underground   90.18%
MeteoGroup   89.29%
NWS Digital Forecast   87.80%
Foreca   80.06%
Dark Sky (forecast.io)   73.81%
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

0.7% of AccuWeather's low temperature forecasts for Fullerton were off by more than 10 degrees last year.