Viewing Station: IL-CK-424 : Tinley Park 1.1 ESE
Apr 19, 2024 - Jul 25, 2025350 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.41"
July 1-26, 2025(25 of 26 days covered by obs)
NOAA Normal
3.48"
Departure from Normal
-1.07" : 69% of Normal
Year-To-Date: 17.82"
Jan 1 to Jul 26, 2025(206 of 207 days covered by obs)
NOAA Normal
22.84"
Departure from Normal
-5.02" : 78% of Normal
Water Year-To-Date: 24.76"
Oct 1, 2024 to Jul 26, 2025(298 of 299 days covered by obs)
NOAA Normal
31.16"
Departure from Normal
-6.40" : 79% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.19
2.21
-0.02
Feb
1.94
1.99
-0.05
Mar
2.43
2.40
0.03
Apr
3.81
3.82
-0.01
May
4.50
4.58
-0.08
Jun
4.49
4.46
0.03
Jul
4.15
4.31
-0.16
Aug
3.99
4.04
-0.05
Sep
3.37
3.32
0.05
Oct
3.44
3.46
-0.02
Nov
2.68
2.68
0.00
Dec
2.20
2.23
-0.03
39.19
39.50
-0.31