Viewing Station: VA-PRC-13 : Portsmouth 1.4 S
Apr 19, 2026 - May 20, 202622 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 1.62"
May 1-20, 2026(17 of 20 days covered by obs)
NOAA Normal
2.44"
Departure from Normal
-0.82" : 66% of Normal
Year-To-Date: 1.97"
Jan 1 to May 20, 2026(22 of 140 days covered by obs)
NOAA Normal
16.02"
Departure from Normal
-14.05" : 12% of Normal
Water Year-To-Date: 1.97"
Oct 1, 2025 to May 20, 2026(22 of 232 days covered by obs)
NOAA Normal
26.47"
Departure from Normal
-24.50" : 7% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.44
3.66
-0.22
Feb
2.85
2.87
-0.02
Mar
3.90
3.85
0.05
Apr
3.39
3.65
-0.26
May
3.78
4.05
-0.27
Jun
4.40
4.61
-0.21
Jul
5.46
5.28
0.18
Aug
5.15
5.55
-0.40
Sep
5.12
5.30
-0.18
Oct
3.95
4.20
-0.25
Nov
3.22
3.40
-0.18
Dec
3.28
3.55
-0.27
47.94
49.97
-2.03