5-day weather forecast for Orland Park, Illinois

Weather changeability for Chicago, Illinois

Temperature Last Month Last Year
Average change in high temperature day-to-day 8.7° 6.3°
Average change in low temperature day-to-day 8.1° 6.4°
Precipitation Last Month Last Year
Chance of dry day after a precip day 47% 37%
Chance of precip day after a dry day 62% 36%

Weather forecast accuracy for Chicago, Illinois

Last Month
The Weather Channel   71.94%
NWS Digital Forecast   70.28%
Weather Underground   70.00%
Foreca   70.00%
AccuWeather   69.72%
MeteoGroup   69.72%
Dark Sky   69.72%
World Weather Online   65.56%
Persistence   33.11%
Last Year
The Weather Channel   76.52%
Weather Underground   75.65%
AccuWeather   74.69%
MeteoGroup   73.38%
NWS Digital Forecast   73.37%
Foreca   72.63%
Dark Sky   71.93%
World Weather Online   60.88%
Persistence   42.78%

ForecastAdvisor Fact

It rained or snowed 74% of the time in Chicago last year when NWS Digital Forecast's text forecasts called for precipitation, and 20% of the time when they did not.