Monthly Historical AveragesNew Lenox, IL

Average Temperature
High
22°
Feels 22
Low
10°
Feels 9
Average Precipitation
12 Days
Rain amount
70.6mm
Snow amount
0.1cm
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Daily Historical Averages

S
M
T
W
T
F
S
ForecastMonday, May 18, 2026
Day
Risk of strong thunderstorms
26°Feels 26
Wind
36 km/h S
Gust
60 km/h
Humidity
65%
P.O.P
60%
Rain
2-4 mm
Night
Risk of a thunderstorm
22°Feels 22
Wind
36 km/h S
Gust
54 km/h
Humidity
88%
P.O.P
70%
Rain
~1 mm
Historical AveragesMay 18
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.
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