Viewing Station: MO-FSA-109 : Mount Vernon 1.3 NNW
May 1, 2006 - Dec 10, 20256,753 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.12"
December 1-14, 2025(10 of 14 days covered by obs)
NOAA Normal
1.23"
Departure from Normal
-1.11" : 10% of Normal
Year-To-Date: 41.20"
Jan 1 to Dec 14, 2025(345 of 348 days covered by obs)
NOAA Normal
44.10"
Departure from Normal
-2.90" : 93% of Normal
Water Year-To-Date: 5.31"
Oct 1, 2025 to Dec 14, 2025(71 of 75 days covered by obs)
NOAA Normal
8.44"
Departure from Normal
-3.13" : 63% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.29
2.36
-0.07
Feb
2.29
2.25
0.04
Mar
3.76
3.70
0.06
Apr
4.70
4.61
0.09
May
5.98
5.85
0.13
Jun
4.86
5.09
-0.23
Jul
3.98
3.70
0.28
Aug
3.29
3.30
-0.01
Sep
4.51
4.45
0.06
Oct
3.65
3.59
0.06
Nov
3.56
3.74
-0.18
Dec
2.72
2.73
-0.01
45.59
45.37
0.22