Viewing Station: IL-CK-456 : Hoffman Estates 4.2 W
Aug 15, 2025 - Mar 28, 2026226 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 4.36"
March 1-28, 2026(28 of 28 days covered by obs)
NOAA Normal
2.09"
Departure from Normal
2.27" : 209% of Normal
Year-To-Date: 5.46"
Jan 1 to Mar 28, 2026(87 of 87 days covered by obs)
NOAA Normal
5.61"
Departure from Normal
-0.15" : 97% of Normal
Water Year-To-Date: 11.87"
Oct 1, 2025 to Mar 28, 2026(179 of 179 days covered by obs)
NOAA Normal
13.35"
Departure from Normal
-1.48" : 89% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.75
1.93
-0.18
Feb
1.77
1.82
-0.05
Mar
2.31
2.26
0.05
Apr
3.74
3.77
-0.03
May
4.78
4.91
-0.13
Jun
4.55
4.51
0.04
Jul
3.87
3.78
0.09
Aug
3.93
4.14
-0.21
Sep
3.46
3.47
-0.01
Oct
3.26
3.30
-0.04
Nov
2.42
2.52
-0.10
Dec
2.06
2.13
-0.07
37.90
38.54
-0.64