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 7.5° 6.0°
Average change in low temperature day-to-day 6.8° 8.3°
Precipitation Last Month Last Year
Chance of dry day after a precip day 36% 59%
Chance of precip day after a dry day 43% 26%
 
 

Weather forecast accuracy for Rockford, Illinois

Last Month
AccuWeather   80.25%
Weather Underground   77.16%
The Weather Channel   76.85%
NWS Digital Forecast   75.00%
Foreca   75.00%
Dark Sky (forecast.io)   72.84%
MeteoGroup   72.22%
World Weather Online   64.74%
Persistence   39.75%
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

14.8% of MeteoGroup's low temperature forecasts for Rockford were exactly right last month.