Viewing Station: IL-WB-3 : Mount Carmel 4.2 NW
Dec 29, 2018 - Sep 21, 20262,825 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 3.85"
September 1-22, 2026(21 of 22 days covered by obs)
NOAA Normal
2.73"
Departure from Normal
1.12" : 141% of Normal
Year-To-Date: 35.13"
Jan 1 to Sep 22, 2026(264 of 265 days covered by obs)
NOAA Normal
35.31"
Departure from Normal
-0.18" : 99% of Normal
Water Year-To-Date: 41.26"
Oct 1, 2025 to Sep 22, 2026(356 of 357 days covered by obs)
NOAA Normal
46.18"
Departure from Normal
-4.92" : 89% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.38
3.36
0.02
Feb
2.85
2.89
-0.04
Mar
4.17
4.14
0.03
Apr
5.00
4.93
0.07
May
5.05
5.14
-0.09
Jun
4.80
4.63
0.17
Jul
4.25
4.16
0.09
Aug
3.08
3.09
-0.01
Sep
3.72
3.47
0.25
Oct
3.54
3.51
0.03
Nov
3.86
3.87
-0.01
Dec
3.47
3.62
-0.15
47.17
46.81
0.36