Viewing Station: MD-MG-109 : Silver Spring 2.1 NNE
Mar 31, 2016 - May 12, 20253,047 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.67"
May 1-12, 2025(12 of 12 days covered by obs)
NOAA Normal
1.65"
Departure from Normal
0.02" : 102% of Normal
Year-To-Date: 11.83"
Jan 1 to May 12, 2025(129 of 132 days covered by obs)
NOAA Normal
14.41"
Departure from Normal
-2.58" : 82% of Normal
Water Year-To-Date: 15.91"
Oct 1, 2024 to May 12, 2025(206 of 224 days covered by obs)
NOAA Normal
25.06"
Departure from Normal
-9.15" : 63% 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