Viewing Station: VA-CSC-26 : Chesapeake 3.1 NNW
Jan 4, 2021 - Sep 15, 20251,629 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.76"
September 1-15, 2025(14 of 15 days covered by obs)
NOAA Normal
2.57"
Departure from Normal
-1.81" : 30% of Normal
Year-To-Date: 28.51"
Jan 1 to Sep 15, 2025(251 of 258 days covered by obs)
NOAA Normal
35.42"
Departure from Normal
-6.91" : 80% of Normal
Water Year-To-Date: 35.10"
Oct 1, 2024 to Sep 15, 2025(342 of 350 days covered by obs)
NOAA Normal
45.94"
Departure from Normal
-10.84" : 76% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.52
3.77
-0.25
Feb
2.91
2.98
-0.07
Mar
3.88
3.93
-0.05
Apr
3.44
3.74
-0.30
May
3.84
4.11
-0.27
Jun
4.51
4.67
-0.16
Jul
5.49
5.35
0.14
Aug
5.26
5.50
-0.24
Sep
5.14
5.19
-0.05
Oct
3.96
4.21
-0.25
Nov
3.24
3.49
-0.25
Dec
3.32
3.58
-0.26
48.51
50.52
-2.01