Viewing Station: IL-JF-14 : Mount Vernon 1.3 WSW
Apr 16, 2023 - Dec 12, 2025965 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.16"
December 1-16, 2025(12 of 16 days covered by obs)
NOAA Normal
1.54"
Departure from Normal
-1.38" : 10% of Normal
Year-To-Date: 40.66"
Jan 1 to Dec 16, 2025(340 of 350 days covered by obs)
NOAA Normal
43.75"
Departure from Normal
-3.09" : 93% of Normal
Water Year-To-Date: 5.83"
Oct 1, 2025 to Dec 16, 2025(72 of 77 days covered by obs)
NOAA Normal
8.93"
Departure from Normal
-3.10" : 65% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.04
2.88
0.16
Feb
2.57
2.65
-0.08
Mar
3.92
3.77
0.15
Apr
4.82
4.96
-0.14
May
5.10
5.03
0.07
Jun
4.65
4.59
0.06
Jul
4.03
3.93
0.10
Aug
3.46
3.31
0.15
Sep
3.23
3.25
-0.02
Oct
3.41
3.35
0.06
Nov
3.98
3.91
0.07
Dec
2.99
2.93
0.06
45.20
44.56
0.64