Viewing Station: IL-WM-18 : Creal Springs 2.2 W
Mar 15, 2021 - Sep 20, 20261,998 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.94"
September 1-20, 2026(20 of 20 days covered by obs)
NOAA Normal
2.28"
Departure from Normal
-0.34" : 85% of Normal
Year-To-Date: 37.09"
Jan 1 to Sep 20, 2026(261 of 263 days covered by obs)
NOAA Normal
36.17"
Departure from Normal
0.92" : 103% of Normal
Water Year-To-Date: 45.38"
Oct 1, 2025 to Sep 20, 2026(353 of 355 days covered by obs)
NOAA Normal
47.82"
Departure from Normal
-2.44" : 95% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.50
3.51
-0.01
Feb
3.30
3.34
-0.04
Mar
4.61
4.50
0.11
Apr
5.49
5.37
0.12
May
5.03
5.11
-0.08
Jun
4.46
4.63
-0.17
Jul
4.28
4.08
0.20
Aug
3.22
3.14
0.08
Sep
3.42
3.20
0.22
Oct
3.69
3.65
0.04
Nov
4.24
4.26
-0.02
Dec
3.72
3.83
-0.11
48.96
48.62
0.34