5-day weather forecast for Rockford, Illinois

Click on a forecast to see the forecast trend for that day

Weather changeability for Rockford, Illinois

Temperature Last Month Last Year
Average change in high temperature day-to-day 4.9° 5.7°
Average change in low temperature day-to-day 8.3° 7.1°
Precipitation Last Month Last Year
Chance of dry day after a precip day 28% 50%
Chance of precip day after a dry day 42% 26%

Weather forecast accuracy for Rockford, Illinois

Last Month
NWS Digital Forecast   72.78%
The Weather Channel   69.17%
Dark Sky (forecast.io)   68.06%
Foreca   67.78%
Weather Underground   67.22%
AccuWeather   64.44%
World Weather Online   62.22%
MeteoGroup   60.83%
Persistence   41.94%
Last Year
The Weather Channel   77.82%
Weather Underground   77.70%
Foreca   76.31%
MeteoGroup   74.91%
AccuWeather   74.32%
NWS Digital Forecast   70.41%
Dark Sky (forecast.io)   70.17%
World Weather Online   58.61%
Persistence   44.89%

ForecastAdvisor Fact

67.4% of NWS Digital Forecast's high temperature forecasts for Rockford were within 3 degrees of actual temperatures last year.