Viewing Station: MD-MG-109 : Silver Spring 2.1 NNE
Mar 31, 2016 - Jul 12, 20263,428 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.75"
July 1-12, 2026(12 of 12 days covered by obs)
NOAA Normal
1.73"
Departure from Normal
0.02" : 101% of Normal
Year-To-Date: 20.80"
Jan 1 to Jul 12, 2026(189 of 193 days covered by obs)
NOAA Normal
23.05"
Departure from Normal
-2.25" : 90% of Normal
Water Year-To-Date: 25.15"
Oct 1, 2025 to Jul 12, 2026(270 of 285 days covered by obs)
NOAA Normal
33.70"
Departure from Normal
-8.55" : 75% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.95
3.05
-0.10
Feb
2.62
2.68
-0.06
Mar
3.78
3.86
-0.08
Apr
3.41
3.42
-0.01
May
4.25
4.35
-0.10
Jun
4.31
4.40
-0.09
Jul
4.47
4.44
0.03
Aug
3.86
3.88
-0.02
Sep
4.32
4.45
-0.13
Oct
3.87
4.00
-0.13
Nov
3.11
3.16
-0.05
Dec
3.67
3.71
-0.04
44.62
45.40
-0.78