5-day weather forecast for Chicago, Illinois

Weather changeability for Chicago, Illinois

Temperature Last Month Last Year
Average change in high temperature day-to-day 3.7° 6.0°
Average change in low temperature day-to-day 5.6° 6.8°
Precipitation Last Month Last Year
Chance of dry day after a precip day 50% 60%
Chance of precip day after a dry day 14% 27%

Weather forecast accuracy for Chicago, Illinois

Last Month
MeteoGroup   85.56%
The Weather Channel   83.61%
Weather Underground   83.61%
AccuWeather   81.39%
Foreca   81.11%
NWS Digital Forecast   77.23%
Dark Sky (forecast.io)   72.22%
World Weather Online   62.07%
Persistence   49.43%
Last Year
MeteoGroup   79.19%
Weather Underground   79.11%
The Weather Channel   78.98%
Foreca   77.30%
AccuWeather   75.88%
Dark Sky (forecast.io)   72.41%
NWS Digital Forecast   71.32%
World Weather Online   63.77%
Persistence   44.10%

ForecastAdvisor Fact

It rained or snowed 49% of the time in Chicago last month when AccuWeather's text forecasts called for precipitation, and 11% of the time when they did not.