Average change in
Temperature
Average change in high temperature day-to-day
Last Month:
4.3°
Last Year:
6.0°
Average change in low temperature day-to-day
Last Month:
7.1°
Last Year:
7.1°
Average change in
Precipitation
Chance of dry day after a precip day
Last Month:
43%
Last Year:
59%
Chance of precip day after a dry day
Last Month:
19%
Last Year:
25%
ForecastAdvisor Fact
8.1% of Persistence's high temperature forecasts for Chicago were exactly right last month.