Viewing Station: IL-CK-139 : Oak Lawn 1.1 N
Apr 26, 2009 - Jun 30, 20254,000 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
July 1-1, 2025(0 of 1 days covered by obs)
NOAA Normal
0.12"
Departure from Normal
-0.12" : 0% of Normal
Year-To-Date: 17.88"
Jan 1 to Jul 1, 2025(172 of 182 days covered by obs)
NOAA Normal
18.82"
Departure from Normal
-0.94" : 95% of Normal
Water Year-To-Date: 22.94"
Oct 1, 2024 to Jul 1, 2025(264 of 274 days covered by obs)
NOAA Normal
26.97"
Departure from Normal
-4.03" : 85% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.03
2.19
-0.16
Feb
1.81
1.99
-0.18
Mar
2.36
2.36
0.00
Apr
3.81
3.86
-0.05
May
4.43
4.51
-0.08
Jun
4.26
4.31
-0.05
Jul
3.71
3.89
-0.18
Aug
4.06
4.02
0.04
Sep
3.25
3.25
0.00
Oct
3.50
3.43
0.07
Nov
2.56
2.61
-0.05
Dec
2.09
2.28
-0.19
37.87
38.70
-0.83