Viewing Station: IL-CK-285 : Harwood Heights 0.4 NNE
Aug 29, 2016 - Sep 22, 20263,605 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 4.35"
September 1-22, 2026(22 of 22 days covered by obs)
NOAA Normal
2.42"
Departure from Normal
1.93" : 180% of Normal
Year-To-Date: 39.46"
Jan 1 to Sep 22, 2026(265 of 265 days covered by obs)
NOAA Normal
28.65"
Departure from Normal
10.81" : 138% of Normal
Water Year-To-Date: 47.84"
Oct 1, 2025 to Sep 22, 2026(357 of 357 days covered by obs)
NOAA Normal
36.54"
Departure from Normal
11.30" : 131% 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