5-day weather forecast for Newport Beach, California

Weather changeability for Fullerton, California

Temperature Last Month Last Year
Average change in high temperature day-to-day 3.4° 4.4°
Average change in low temperature day-to-day 4.0° 3.3°
Precipitation Last Month Last Year
Chance of dry day after a precip day 60% 71%
Chance of precip day after a dry day 9% 5%
 
 

Weather forecast accuracy for Fullerton, California

Last Month
AccuWeather   89.51%
Weather Underground   88.27%
The Weather Channel   86.42%
Foreca   84.26%
National Weather Service   82.72%
MeteoGroup   82.41%
CustomWeather   80.86%
WeatherBug   80.45%
Dark Sky (forecast.io)   71.60%
Persistence   62.04%
Last Year
The Weather Channel   84.79%
MeteoGroup   82.55%
AccuWeather   79.78%
Weather Underground   78.93%
Foreca   77.81%
CustomWeather   77.72%
National Weather Service   73.08%
WeatherBug   70.10%
Persistence   67.79%
 

ForecastAdvisor Fact

6.1% of National Weather Service's low temperature forecasts for Fullerton were exactly right last year.