Viewing Station: IL-CK-285 : Harwood Heights 0.4 NNE
Aug 29, 2016 - Oct 31, 20253,288 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 3.56"
October 1-31, 2025(31 of 31 days covered by obs)
NOAA Normal
3.35"
Departure from Normal
0.21" : 106% of Normal
Year-To-Date: 27.94"
Jan 1 to Oct 31, 2025(304 of 304 days covered by obs)
NOAA Normal
32.88"
Departure from Normal
-4.94" : 85% of Normal
Water Year-To-Date: 3.56"
Oct 1, 2025 to Oct 31, 2025(31 of 31 days covered by obs)
NOAA Normal
3.35"
Departure from Normal
0.21" : 106% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.95
2.11
-0.16
Feb
1.82
1.97
-0.15
Mar
2.26
2.27
-0.01
Apr
3.72
3.83
-0.11
May
4.48
4.59
-0.11
Jun
4.43
4.34
0.09
Jul
3.75
3.64
0.11
Aug
3.82
3.96
-0.14
Sep
3.30
3.26
0.04
Oct
3.35
3.49
-0.14
Nov
2.45
2.60
-0.15
Dec
2.09
2.23
-0.14
37.42
38.29
-0.87