5-day weather forecast for Lemont, Illinois

Weather forecast accuracy for Chicago, Illinois

Last Month
Intellicast   82.85%
The Weather Channel   82.58%
National Weather Service   81.72%
Accuweather   77.89%
MyForecast   77.15%
NWS Digital Forecast   76.25%
Last Year
The Weather Channel   72.07%
Intellicast   71.80%
National Weather Service   70.94%
NWS Digital Forecast   69.99%
MyForecast   69.60%
Accuweather   67.94%
 

ForecastAdvisor Fact

4.0% of Accuweather's low temperature forecasts for Chicago were off by more than 10 degrees last year.