Average change in
Temperature
Average change in high temperature day-to-day
Last Month:
8.9°
Last Year:
6.2°
Average change in low temperature day-to-day
Last Month:
9.7°
Last Year:
6.8°
Average change in
Precipitation
Chance of dry day after a precip day
Last Month:
71%
Last Year:
65%
Chance of precip day after a dry day
Last Month:
22%
Last Year:
23%
ForecastAdvisor Fact
5.0% of Persistence's high temperature forecasts for Chicago were exactly right last year.