Viewing Station: IL-LK-39 : Riverwoods 0.4 ENE
Apr 12, 2008 - Jan 9, 20265,958 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.81"
January 1-10, 2026(9 of 10 days covered by obs)
NOAA Normal
0.61"
Departure from Normal
0.20" : 134% of Normal
Year-To-Date: 0.81"
Jan 1 to Jan 10, 2026(9 of 10 days covered by obs)
NOAA Normal
0.61"
Departure from Normal
0.20" : 134% of Normal
Water Year-To-Date: 7.53"
Oct 1, 2025 to Jan 10, 2026(101 of 102 days covered by obs)
NOAA Normal
8.31"
Departure from Normal
-0.78" : 91% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.88
1.98
-0.10
Feb
1.77
1.90
-0.13
Mar
2.22
2.26
-0.04
Apr
3.74
3.70
0.04
May
4.32
4.44
-0.12
Jun
4.47
4.25
0.22
Jul
3.78
3.62
0.16
Aug
3.78
3.80
-0.02
Sep
3.34
3.31
0.03
Oct
3.20
3.28
-0.08
Nov
2.45
2.41
0.04
Dec
2.05
2.09
-0.04
37.00
37.04
-0.04