Viewing Station: IL-LK-42 : Gurnee 1.6 W
Apr 12, 2008 - Aug 24, 20266,506 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 7.57"
August 1-24, 2026(24 of 24 days covered by obs)
NOAA Normal
2.85"
Departure from Normal
4.72" : 266% of Normal
Year-To-Date: 33.35"
Jan 1 to Aug 24, 2026(236 of 236 days covered by obs)
NOAA Normal
24.37"
Departure from Normal
8.98" : 137% of Normal
Water Year-To-Date: 40.39"
Oct 1, 2025 to Aug 24, 2026(328 of 328 days covered by obs)
NOAA Normal
31.92"
Departure from Normal
8.47" : 127% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.80
1.95
-0.15
Feb
1.75
1.91
-0.16
Mar
2.25
2.29
-0.04
Apr
3.80
3.80
0.00
May
4.13
4.30
-0.17
Jun
4.32
4.37
-0.05
Jul
3.47
3.66
-0.19
Aug
3.68
3.59
0.09
Sep
3.43
3.55
-0.12
Oct
3.21
3.19
0.02
Nov
2.41
2.41
0.00
Dec
1.93
2.13
-0.20
36.18
37.15
-0.97