Viewing Station: VA-HV-11 : Rockville 5.1 W
Apr 13, 2020 - Feb 1, 20262,075 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
February 1-1, 2026(1 of 1 days covered by obs)
NOAA Normal
0.10"
Departure from Normal
-0.10" : 0% of Normal
Year-To-Date: 3.25"
Jan 1 to Feb 1, 2026(30 of 32 days covered by obs)
NOAA Normal
3.40"
Departure from Normal
-0.15" : 96% of Normal
Water Year-To-Date: 8.29"
Oct 1, 2025 to Feb 1, 2026(119 of 124 days covered by obs)
NOAA Normal
14.09"
Departure from Normal
-5.80" : 59% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.30
3.24
0.06
Feb
2.80
2.75
0.05
Mar
3.82
3.69
0.13
Apr
3.40
3.35
0.05
May
4.11
4.13
-0.02
Jun
4.23
4.01
0.22
Jul
4.32
4.07
0.25
Aug
4.09
4.20
-0.11
Sep
4.45
4.30
0.15
Oct
3.76
3.60
0.16
Nov
3.39
3.21
0.18
Dec
3.54
3.53
0.01
45.21
44.08
1.13