Viewing Station: MD-MG-153 : Silver Spring 2.2 NNW
Dec 28, 2023 - Aug 18, 2026908 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 3.99"
August 1-18, 2026(18 of 18 days covered by obs)
NOAA Normal
2.24"
Departure from Normal
1.75" : 178% of Normal
Year-To-Date: 24.34"
Jan 1 to Aug 18, 2026(228 of 230 days covered by obs)
NOAA Normal
28.03"
Departure from Normal
-3.69" : 87% of Normal
Water Year-To-Date: 29.10"
Oct 1, 2025 to Aug 18, 2026(320 of 322 days covered by obs)
NOAA Normal
38.68"
Departure from Normal
-9.58" : 75% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.95
3.07
-0.12
Feb
2.62
2.70
-0.08
Mar
3.78
3.86
-0.08
Apr
3.41
3.42
-0.01
May
4.25
4.38
-0.13
Jun
4.31
4.43
-0.12
Jul
4.47
4.51
-0.04
Aug
3.86
3.88
-0.02
Sep
4.32
4.44
-0.12
Oct
3.87
4.01
-0.14
Nov
3.11
3.17
-0.06
Dec
3.67
3.70
-0.03
44.62
45.57
-0.95