Viewing Station: MD-MG-145 : Chevy Chase 1.2 SW
May 2, 2022 - Aug 28, 20261,369 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 5.40"
August 1-29, 2026(28 of 29 days covered by obs)
NOAA Normal
3.49"
Departure from Normal
1.91" : 155% of Normal
Year-To-Date: 29.38"
Jan 1 to Aug 29, 2026(227 of 241 days covered by obs)
NOAA Normal
29.21"
Departure from Normal
0.17" : 101% of Normal
Water Year-To-Date: 34.60"
Oct 1, 2025 to Aug 29, 2026(318 of 333 days covered by obs)
NOAA Normal
39.78"
Departure from Normal
-5.18" : 87% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.96
3.10
-0.14
Feb
2.64
2.77
-0.13
Mar
3.72
3.87
-0.15
Apr
3.39
3.44
-0.05
May
4.26
4.44
-0.18
Jun
4.27
4.41
-0.14
Jul
4.48
4.63
-0.15
Aug
3.73
3.86
-0.13
Sep
4.30
4.46
-0.16
Oct
3.82
4.04
-0.22
Nov
3.11
3.20
-0.09
Dec
3.64
3.68
-0.04
44.32
45.90
-1.58