Viewing Station: IL-MCH-107 : Crystal Lake 3.9 WNW
Apr 1, 2022 - Dec 7, 2025394 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.50"
December 1-7, 2025(2 of 7 days covered by obs)
NOAA Normal
0.45"
Departure from Normal
0.05" : 111% of Normal
Year-To-Date: 27.71"
Jan 1 to Dec 7, 2025(172 of 341 days covered by obs)
NOAA Normal
35.64"
Departure from Normal
-7.93" : 78% of Normal
Water Year-To-Date: 4.52"
Oct 1, 2025 to Dec 7, 2025(45 of 68 days covered by obs)
NOAA Normal
5.96"
Departure from Normal
-1.44" : 76% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.75
1.80
-0.05
Feb
1.73
1.81
-0.08
Mar
2.19
2.22
-0.03
Apr
3.73
3.72
0.01
May
4.44
4.69
-0.25
Jun
4.67
4.82
-0.15
Jul
3.89
3.92
-0.03
Aug
3.81
3.88
-0.07
Sep
3.47
3.54
-0.07
Oct
3.08
3.15
-0.07
Nov
2.43
2.40
0.03
Dec
2.00
2.02
-0.02
37.19
37.97
-0.78