Viewing Station: IL-JF-11 : Mount Vernon 4.2 NE
Mar 24, 2019 - Feb 23, 2023575 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
September 1-18, 2025(0 of 18 days covered by obs)
NOAA Normal
1.93"
Departure from Normal
-1.93" : 0% of Normal
Year-To-Date: 0.00"
Jan 1 to Sep 18, 2025(0 of 261 days covered by obs)
NOAA Normal
33.50"
Departure from Normal
-33.50" : 0% of Normal
Water Year-To-Date: 0.00"
Oct 1, 2024 to Sep 18, 2025(0 of 353 days covered by obs)
NOAA Normal
43.82"
Departure from Normal
-43.82" : 0% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.07
2.85
0.22
Feb
2.55
2.65
-0.10
Mar
3.93
3.75
0.18
Apr
4.78
4.91
-0.13
May
5.02
5.04
-0.02
Jun
4.66
4.56
0.10
Jul
4.04
3.92
0.12
Aug
3.52
3.37
0.15
Sep
3.22
3.28
-0.06
Oct
3.39
3.37
0.02
Nov
3.96
3.92
0.04
Dec
2.97
2.90
0.07
45.11
44.52
0.59