Viewing Station: IL-MCL-38 : Normal 3.6 NE
Apr 18, 2016 - Sep 22, 20263,796 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 3.22"
September 1-23, 2026(22 of 23 days covered by obs)
NOAA Normal
2.38"
Departure from Normal
0.84" : 135% of Normal
Year-To-Date: 40.51"
Jan 1 to Sep 23, 2026(265 of 266 days covered by obs)
NOAA Normal
28.89"
Departure from Normal
11.62" : 140% of Normal
Water Year-To-Date: 46.15"
Oct 1, 2025 to Sep 23, 2026(357 of 358 days covered by obs)
NOAA Normal
37.16"
Departure from Normal
8.99" : 124% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.11
2.26
-0.15
Feb
1.85
1.93
-0.08
Mar
2.58
2.62
-0.04
Apr
3.71
3.69
0.02
May
4.54
4.51
0.03
Jun
4.07
4.02
0.05
Jul
4.03
3.91
0.12
Aug
3.62
3.57
0.05
Sep
3.11
3.26
-0.15
Oct
3.26
3.27
-0.01
Nov
2.78
2.72
0.06
Dec
2.23
2.26
-0.03
37.89
38.02
-0.13