Viewing Station: VA-YR-4 : Williamsburg 6.0 N
May 1, 2010 - Sep 15, 20254,647 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.90"
September 1-15, 2025(15 of 15 days covered by obs)
NOAA Normal
2.48"
Departure from Normal
-0.58" : 76% of Normal
Year-To-Date: 41.34"
Jan 1 to Sep 15, 2025(247 of 258 days covered by obs)
NOAA Normal
35.25"
Departure from Normal
6.09" : 117% of Normal
Water Year-To-Date: 49.28"
Oct 1, 2024 to Sep 15, 2025(336 of 350 days covered by obs)
NOAA Normal
45.92"
Departure from Normal
3.36" : 107% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.53
3.57
-0.04
Feb
2.88
2.91
-0.03
Mar
4.06
4.01
0.05
Apr
3.69
3.76
-0.07
May
3.81
3.98
-0.17
Jun
4.51
4.25
0.26
Jul
5.28
5.44
-0.16
Aug
5.01
5.30
-0.29
Sep
4.97
4.99
-0.02
Oct
3.96
4.30
-0.34
Nov
3.08
3.05
0.03
Dec
3.62
3.64
-0.02
48.40
49.20
-0.80