Viewing Station: IL-LK-39 : Riverwoods 0.4 ENE
Apr 12, 2008 - Jul 13, 20255,777 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.67"
July 1-14, 2025(13 of 14 days covered by obs)
NOAA Normal
1.71"
Departure from Normal
0.96" : 156% of Normal
Year-To-Date: 14.47"
Jan 1 to Jul 14, 2025(189 of 195 days covered by obs)
NOAA Normal
20.11"
Departure from Normal
-5.64" : 72% of Normal
Water Year-To-Date: 20.88"
Oct 1, 2024 to Jul 14, 2025(281 of 287 days covered by obs)
NOAA Normal
27.81"
Departure from Normal
-6.93" : 75% 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