Viewing Station: IL-SC-37 : Belleville 1.9 WNW
Feb 28, 2023 - Sep 21, 20261,299 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 3.88"
September 1-22, 2026(21 of 22 days covered by obs)
NOAA Normal
2.49"
Departure from Normal
1.39" : 156% of Normal
Year-To-Date: 36.11"
Jan 1 to Sep 22, 2026(264 of 265 days covered by obs)
NOAA Normal
31.92"
Departure from Normal
4.19" : 113% of Normal
Water Year-To-Date: 43.31"
Oct 1, 2025 to Sep 22, 2026(356 of 357 days covered by obs)
NOAA Normal
41.15"
Departure from Normal
2.16" : 105% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.53
2.75
-0.22
Feb
2.18
2.34
-0.16
Mar
3.42
3.50
-0.08
Apr
4.77
4.86
-0.09
May
4.99
5.04
-0.05
Jun
4.40
4.67
-0.27
Jul
3.87
4.32
-0.45
Aug
3.27
3.62
-0.35
Sep
3.39
3.41
-0.02
Oct
3.16
3.14
0.02
Nov
3.40
3.62
-0.22
Dec
2.67
2.70
-0.03
42.05
43.97
-1.92