Viewing Station: IL-WM-29 : Herrin 0.8 NNE
Jul 24, 2025 - Dec 22, 2025151 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.66"
December 1-22, 2025(22 of 22 days covered by obs)
NOAA Normal
2.43"
Departure from Normal
-1.77" : 27% of Normal
Year-To-Date: 10.88"
Jan 1 to Dec 22, 2025(152 of 356 days covered by obs)
NOAA Normal
45.70"
Departure from Normal
-34.82" : 24% of Normal
Water Year-To-Date: 7.70"
Oct 1, 2025 to Dec 22, 2025(83 of 83 days covered by obs)
NOAA Normal
10.04"
Departure from Normal
-2.34" : 77% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.17
3.18
-0.01
Feb
3.02
3.07
-0.05
Mar
4.30
4.23
0.07
Apr
5.37
5.21
0.16
May
5.07
5.03
0.04
Jun
4.43
4.38
0.05
Jul
3.87
3.78
0.09
Aug
3.17
3.04
0.13
Sep
3.26
3.15
0.11
Oct
3.53
3.48
0.05
Nov
4.08
4.09
-0.01
Dec
3.43
3.52
-0.09
46.70
46.16
0.54