Viewing Station: VA-PRC-2 : Portsmouth 4.1 SSE
Jul 1, 2007 - May 7, 20256,512 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.63"
May 1-8, 2025(7 of 8 days covered by obs)
NOAA Normal
0.98"
Departure from Normal
-0.35" : 64% of Normal
Year-To-Date: 14.20"
Jan 1 to May 8, 2025(127 of 128 days covered by obs)
NOAA Normal
14.59"
Departure from Normal
-0.39" : 97% of Normal
Water Year-To-Date: 20.46"
Oct 1, 2024 to May 8, 2025(219 of 220 days covered by obs)
NOAA Normal
25.02"
Departure from Normal
-4.56" : 82% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.47
3.67
-0.20
Feb
2.87
2.88
-0.01
Mar
3.87
3.85
0.02
Apr
3.40
3.66
-0.26
May
3.81
4.07
-0.26
Jun
4.44
4.62
-0.18
Jul
5.50
5.32
0.18
Aug
5.21
5.54
-0.33
Sep
5.11
5.27
-0.16
Oct
3.95
4.19
-0.24
Nov
3.20
3.40
-0.20
Dec
3.28
3.54
-0.26
48.11
50.01
-1.90