Monthly Historical AveragesCave-In-Rock, IL
Average Temperature
High
25°
Feels 26
Low
14°
Feels 14
Average Precipitation
11 Days
94.2mm
0cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastThursday, May 28, 2026
Day
29°Feels 31
Wind
16 km/h NE
Gust
24 km/h
Humidity
61%
P.O.P
30%
Night
18°Feels 18
Wind
14 km/h E
Gust
21 km/h
Humidity
90%
P.O.P
20%
Historical AveragesMay 28
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity