Viewing Station: IL-CK-326 : Morton Grove 1.2 WNW
Mar 30, 2020 - Dec 15, 20252,060 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.73"
December 1-15, 2025(15 of 15 days covered by obs)
NOAA Normal
1.02"
Departure from Normal
-0.29" : 72% of Normal
Year-To-Date: 26.98"
Jan 1 to Dec 15, 2025(349 of 349 days covered by obs)
NOAA Normal
36.34"
Departure from Normal
-9.36" : 74% of Normal
Water Year-To-Date: 5.55"
Oct 1, 2025 to Dec 15, 2025(76 of 76 days covered by obs)
NOAA Normal
6.75"
Departure from Normal
-1.20" : 82% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.94
2.06
-0.12
Feb
1.84
1.95
-0.11
Mar
2.25
2.25
0.00
Apr
3.72
3.77
-0.05
May
4.50
4.65
-0.15
Jun
4.47
4.33
0.14
Jul
3.80
3.66
0.14
Aug
3.75
4.03
-0.28
Sep
3.32
3.37
-0.05
Oct
3.28
3.42
-0.14
Nov
2.45
2.54
-0.09
Dec
2.11
2.19
-0.08
37.43
38.22
-0.79