Monthly Historical AveragesJoliet, IL
Average Temperature
High
2°
Feels -1
Low
-5°
Feels -9
Average Precipitation
6 Days
18.8mm
5.4cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastWednesday, December 31, 2025
Day
1°Feels -4
Wind
25 km/h W
Gust
39 km/h
Humidity
86%
P.O.P
60%
Snow
~1 cm
Night
-14°Feels -21
Wind
26 km/h N
Gust
39 km/h
Humidity
86%
P.O.P
70%
Snow
~1 cm
Historical AveragesDec 31
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity