5-day weather forecast for Harvard, Illinois

Weather changeability for Rockford, Illinois

Temperature Last Month Last Year
Average change in high temperature day-to-day 6.3° 6.0°
Average change in low temperature day-to-day 9.4° 8.3°
Precipitation Last Month Last Year
Chance of dry day after a precip day 60% 59%
Chance of precip day after a dry day 24% 26%

Weather forecast accuracy for Rockford, Illinois

Last Month
AccuWeather   81.45%
The Weather Channel   81.18%
Weather Underground   80.65%
Foreca   79.57%
Dark Sky (forecast.io)   76.67%
MeteoGroup   75.54%
NWS Digital Forecast   74.73%
World Weather Online   68.33%
Persistence   35.13%
Last Year
Weather Underground   78.48%
The Weather Channel   78.28%
MeteoGroup   77.38%
AccuWeather   76.71%
Foreca   76.02%
NWS Digital Forecast   71.04%
Dark Sky (forecast.io)   68.18%
World Weather Online   63.36%
Persistence   42.83%

ForecastAdvisor Fact

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