Viewing Station: IL-CK-458 : Chicago 3.3 S
Oct 13, 2025 - Mar 2, 202695 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
March 1-2, 2026(2 of 2 days covered by obs)
NOAA Normal
0.15"
Departure from Normal
-0.15" : 0% of Normal
Year-To-Date: 2.88"
Jan 1 to Mar 2, 2026(59 of 61 days covered by obs)
NOAA Normal
3.92"
Departure from Normal
-1.04" : 74% of Normal
Water Year-To-Date: 7.27"
Oct 1, 2025 to Mar 2, 2026(136 of 153 days covered by obs)
NOAA Normal
11.98"
Departure from Normal
-4.71" : 61% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.00
2.38
-0.38
Feb
1.77
2.11
-0.34
Mar
2.27
2.30
-0.03
Apr
3.74
3.80
-0.06
May
4.34
4.49
-0.15
Jun
4.11
4.52
-0.41
Jul
3.60
4.01
-0.41
Aug
4.09
4.11
-0.02
Sep
3.25
3.35
-0.10
Oct
3.49
3.86
-0.37
Nov
2.51
2.66
-0.15
Dec
2.06
2.44
-0.38
37.23
40.03
-2.80