Viewing Station: IL-WM-12 : Marion 8.0 SSW
Nov 1, 2017 - Sep 20, 20263,127 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 2.90"
September 1-20, 2026(20 of 20 days covered by obs)
NOAA Normal
2.23"
Departure from Normal
0.67" : 130% of Normal
Year-To-Date: 33.60"
Jan 1 to Sep 20, 2026(260 of 263 days covered by obs)
NOAA Normal
35.60"
Departure from Normal
-2.00" : 94% of Normal
Water Year-To-Date: 41.44"
Oct 1, 2025 to Sep 20, 2026(351 of 355 days covered by obs)
NOAA Normal
47.08"
Departure from Normal
-5.64" : 88% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.35
3.38
-0.03
Feb
3.21
3.24
-0.03
Mar
4.51
4.40
0.11
Apr
5.49
5.30
0.19
May
5.12
5.10
0.02
Jun
4.45
4.51
-0.06
Jul
4.08
3.96
0.12
Aug
3.16
3.10
0.06
Sep
3.34
3.22
0.12
Oct
3.63
3.60
0.03
Nov
4.22
4.24
-0.02
Dec
3.63
3.73
-0.10
48.19
47.78
0.41