Viewing Station: IL-LK-39 : Riverwoods 0.4 ENE
Apr 12, 2008 - Mar 7, 20266,012 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.29"
March 1-8, 2026(7 of 8 days covered by obs)
NOAA Normal
0.57"
Departure from Normal
0.72" : 225% of Normal
Year-To-Date: 3.06"
Jan 1 to Mar 8, 2026(62 of 67 days covered by obs)
NOAA Normal
4.22"
Departure from Normal
-1.16" : 72% of Normal
Water Year-To-Date: 9.78"
Oct 1, 2025 to Mar 8, 2026(154 of 159 days covered by obs)
NOAA Normal
11.92"
Departure from Normal
-2.14" : 82% 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