Viewing Station: IL-CK-152 : Chicago Ridge 0.2 WSW
Oct 25, 2009 - Jul 8, 20265,677 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.61"
July 1-8, 2026(7 of 8 days covered by obs)
NOAA Normal
0.99"
Departure from Normal
1.62" : 265% of Normal
Year-To-Date: 21.02"
Jan 1 to Jul 8, 2026(144 of 189 days covered by obs)
NOAA Normal
19.91"
Departure from Normal
1.11" : 106% of Normal
Water Year-To-Date: 25.98"
Oct 1, 2025 to Jul 8, 2026(222 of 281 days covered by obs)
NOAA Normal
28.11"
Departure from Normal
-2.13" : 92% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.08
2.20
-0.12
Feb
1.85
1.99
-0.14
Mar
2.38
2.37
0.01
Apr
3.81
3.88
-0.07
May
4.46
4.57
-0.11
Jun
4.34
4.31
0.03
Jul
3.82
3.98
-0.16
Aug
4.02
4.05
-0.03
Sep
3.27
3.26
0.01
Oct
3.49
3.44
0.05
Nov
2.59
2.61
-0.02
Dec
2.12
2.29
-0.17
38.23
38.95
-0.72