Viewing Station: IL-WS-1 : Ashley 1.4 NNE
Aug 17, 2010 - Nov 20, 20254,822 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.28"
November 1-20, 2025(20 of 20 days covered by obs)
NOAA Normal
2.63"
Departure from Normal
-2.35" : 11% of Normal
Year-To-Date: 39.51"
Jan 1 to Nov 20, 2025(320 of 324 days covered by obs)
NOAA Normal
40.44"
Departure from Normal
-0.93" : 98% of Normal
Water Year-To-Date: 5.79"
Oct 1, 2025 to Nov 20, 2025(51 of 51 days covered by obs)
NOAA Normal
5.96"
Departure from Normal
-0.17" : 97% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.94
2.83
0.11
Feb
2.47
2.47
0.00
Mar
3.80
3.61
0.19
Apr
4.86
4.80
0.06
May
5.12
5.00
0.12
Jun
4.67
4.74
-0.07
Jul
3.91
3.93
-0.02
Aug
3.36
3.16
0.20
Sep
3.35
3.35
0.00
Oct
3.33
3.27
0.06
Nov
3.94
3.78
0.16
Dec
2.96
2.88
0.08
44.71
43.82
0.89