Viewing Station: IL-CK-346 : Palatine 1.2 NW
Nov 13, 2020 - May 27, 20261,895 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.43"
May 1-27, 2026(27 of 27 days covered by obs)
NOAA Normal
3.89"
Departure from Normal
-2.46" : 37% of Normal
Year-To-Date: 15.03"
Jan 1 to May 27, 2026(147 of 147 days covered by obs)
NOAA Normal
13.56"
Departure from Normal
1.47" : 111% of Normal
Water Year-To-Date: 22.27"
Oct 1, 2025 to May 27, 2026(238 of 239 days covered by obs)
NOAA Normal
21.32"
Departure from Normal
0.95" : 104% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.86
1.95
-0.09
Feb
1.77
1.90
-0.13
Mar
2.26
2.23
0.03
Apr
3.78
3.70
0.08
May
4.47
4.65
-0.18
Jun
4.62
4.36
0.26
Jul
3.89
3.68
0.21
Aug
3.92
4.01
-0.09
Sep
3.44
3.34
0.10
Oct
3.23
3.24
-0.01
Nov
2.45
2.36
0.09
Dec
2.08
2.10
-0.02
37.77
37.52
0.25