Viewing Station: MD-MG-71 : Silver Spring 5.6 N
May 22, 2012 - May 11, 20253,019 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.35"
May 1-12, 2025(8 of 12 days covered by obs)
NOAA Normal
1.65"
Departure from Normal
0.70" : 143% of Normal
Year-To-Date: 9.15"
Jan 1 to May 12, 2025(68 of 132 days covered by obs)
NOAA Normal
14.51"
Departure from Normal
-5.36" : 63% of Normal
Water Year-To-Date: 14.27"
Oct 1, 2024 to May 12, 2025(125 of 224 days covered by obs)
NOAA Normal
25.17"
Departure from Normal
-10.90" : 57% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.99
3.06
-0.07
Feb
2.63
2.71
-0.08
Mar
3.79
3.87
-0.08
Apr
3.45
3.41
0.04
May
4.26
4.36
-0.10
Jun
4.30
4.33
-0.03
Jul
4.51
4.40
0.11
Aug
3.89
3.81
0.08
Sep
4.31
4.40
-0.09
Oct
3.88
3.97
-0.09
Nov
3.10
3.19
-0.09
Dec
3.68
3.70
-0.02
44.79
45.21
-0.42