Viewing Station: IL-WL-42 : Mokena 1.3 W
Apr 7, 2008 - Jul 25, 20252,871 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 3.63"
July 1-26, 2025(25 of 26 days covered by obs)
NOAA Normal
3.55"
Departure from Normal
0.08" : 102% of Normal
Year-To-Date: 19.55"
Jan 1 to Jul 26, 2025(205 of 207 days covered by obs)
NOAA Normal
22.86"
Departure from Normal
-3.31" : 86% of Normal
Water Year-To-Date: 25.89"
Oct 1, 2024 to Jul 26, 2025(297 of 299 days covered by obs)
NOAA Normal
31.10"
Departure from Normal
-5.21" : 83% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.14
2.15
-0.01
Feb
1.89
1.96
-0.07
Mar
2.42
2.35
0.07
Apr
3.81
3.80
0.01
May
4.56
4.61
-0.05
Jun
4.49
4.43
0.06
Jul
4.23
4.34
-0.11
Aug
4.03
3.98
0.05
Sep
3.41
3.35
0.06
Oct
3.40
3.38
0.02
Nov
2.65
2.61
0.04
Dec
2.19
2.17
0.02
39.22
39.13
0.09