Viewing Station: MD-MG-128 : North Potomac 3.8 N
Mar 15, 2019 - May 12, 20252,153 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.66"
May 1-13, 2025(12 of 13 days covered by obs)
NOAA Normal
1.80"
Departure from Normal
0.86" : 148% of Normal
Year-To-Date: 9.07"
Jan 1 to May 13, 2025(132 of 133 days covered by obs)
NOAA Normal
14.61"
Departure from Normal
-5.54" : 62% of Normal
Water Year-To-Date: 14.27"
Oct 1, 2024 to May 13, 2025(224 of 225 days covered by obs)
NOAA Normal
24.94"
Departure from Normal
-10.67" : 57% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.00
3.04
-0.04
Feb
2.63
2.66
-0.03
Mar
3.76
3.84
-0.08
Apr
3.42
3.38
0.04
May
4.30
4.37
-0.07
Jun
4.25
4.36
-0.11
Jul
4.23
4.24
-0.01
Aug
3.63
3.78
-0.15
Sep
4.25
4.33
-0.08
Oct
3.63
3.89
-0.26
Nov
3.18
3.25
-0.07
Dec
3.52
3.66
-0.14
43.80
44.80
-1.00