Viewing Station: IL-LK-133 : Gurnee 3.1 WNW
Dec 15, 2023 - Jun 21, 2026492 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 3.86"
June 1-21, 2026(21 of 21 days covered by obs)
NOAA Normal
3.02"
Departure from Normal
0.84" : 128% of Normal
Year-To-Date: 18.90"
Jan 1 to Jun 21, 2026(172 of 172 days covered by obs)
NOAA Normal
16.75"
Departure from Normal
2.15" : 113% of Normal
Water Year-To-Date: 25.17"
Oct 1, 2025 to Jun 21, 2026(261 of 264 days covered by obs)
NOAA Normal
24.30"
Departure from Normal
0.87" : 104% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.80
1.94
-0.14
Feb
1.75
1.90
-0.15
Mar
2.25
2.29
-0.04
Apr
3.80
3.82
-0.02
May
4.13
4.29
-0.16
Jun
4.32
4.39
-0.07
Jul
3.47
3.66
-0.19
Aug
3.68
3.60
0.08
Sep
3.43
3.53
-0.10
Oct
3.21
3.17
0.04
Nov
2.41
2.39
0.02
Dec
1.93
2.13
-0.20
36.18
37.11
-0.93