Viewing Station: VA-FX-111 : Herndon 2.2 NNE
Sep 9, 2020 - Mar 23, 20261,270 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.53"
March 1-23, 2026(23 of 23 days covered by obs)
NOAA Normal
2.66"
Departure from Normal
-0.13" : 95% of Normal
Year-To-Date: 6.26"
Jan 1 to Mar 23, 2026(60 of 82 days covered by obs)
NOAA Normal
8.17"
Departure from Normal
-1.91" : 77% of Normal
Water Year-To-Date: 10.30"
Oct 1, 2025 to Mar 23, 2026(125 of 174 days covered by obs)
NOAA Normal
18.30"
Departure from Normal
-8.00" : 56% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.96
3.05
-0.09
Feb
2.55
2.64
-0.09
Mar
3.58
3.78
-0.20
Apr
3.31
3.40
-0.09
May
4.29
4.48
-0.19
Jun
4.22
4.35
-0.13
Jul
4.17
4.30
-0.13
Aug
3.48
3.70
-0.22
Sep
4.04
4.33
-0.29
Oct
3.64
3.85
-0.21
Nov
3.05
3.21
-0.16
Dec
3.44
3.57
-0.13
42.73
44.66
-1.93