Viewing Station: IL-CK-32 : Chicago 6.4 NNE
Mar 28, 2007 - Nov 2, 2025867 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.05"
November 1-4, 2025(1 of 4 days covered by obs)
NOAA Normal
0.34"
Departure from Normal
-0.29" : 15% of Normal
Year-To-Date: 23.72"
Jan 1 to Nov 4, 2025(44 of 308 days covered by obs)
NOAA Normal
33.10"
Departure from Normal
-9.38" : 72% of Normal
Water Year-To-Date: 2.90"
Oct 1, 2025 to Nov 4, 2025(4 of 35 days covered by obs)
NOAA Normal
3.76"
Departure from Normal
-0.86" : 77% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.01
2.20
-0.19
Feb
1.83
2.06
-0.23
Mar
2.24
2.26
-0.02
Apr
3.73
3.79
-0.06
May
4.45
4.47
-0.02
Jun
4.23
4.48
-0.25
Jul
3.69
3.93
-0.24
Aug
3.89
4.08
-0.19
Sep
3.27
3.31
-0.04
Oct
3.42
3.67
-0.25
Nov
2.52
2.65
-0.13
Dec
2.10
2.31
-0.21
37.38
39.21
-1.83