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 4.7° 6.2°
Average change in low temperature day-to-day 5.8° 8.9°
Precipitation Last Month Last Year
Chance of dry day after a precip day 50% 60%
Chance of precip day after a dry day 50% 32%
 
 

Weather forecast accuracy for Rockford, Illinois

Last Month
The Weather Channel   75.29%
Weather Underground   75.29%
MeteoGroup   72.41%
AccuWeather   72.02%
Foreca   69.83%
Dark Sky (forecast.io)   69.83%
NWS Digital Forecast   66.67%
Persistence   42.86%
Last Year
Weather Underground   76.51%
The Weather Channel   76.06%
MeteoGroup   73.67%
WeatherBug   73.12%
Foreca   72.55%
AccuWeather   72.10%
NWS Digital Forecast   69.12%
CustomWeather   66.48%
Persistence   41.00%
 

ForecastAdvisor Fact

7.1% of AccuWeather's low temperature forecasts for Rockford were exactly right last month.