Viewing Station: MD-AA-99 : Severn 1.5 W
Jan 20, 2025 - Dec 27, 2025338 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.50"
December 1-27, 2025(27 of 27 days covered by obs)
NOAA Normal
3.24"
Departure from Normal
-1.74" : 46% of Normal
Year-To-Date: 35.75"
Jan 1 to Dec 27, 2025(342 of 361 days covered by obs)
NOAA Normal
45.27"
Departure from Normal
-9.52" : 79% of Normal
Water Year-To-Date: 5.54"
Oct 1, 2025 to Dec 27, 2025(88 of 88 days covered by obs)
NOAA Normal
10.52"
Departure from Normal
-4.98" : 53% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.06
3.14
-0.08
Feb
2.73
2.87
-0.14
Mar
3.97
4.07
-0.10
Apr
3.51
3.53
-0.02
May
4.06
4.25
-0.19
Jun
4.25
4.18
0.07
Jul
4.47
4.48
-0.01
Aug
4.28
4.11
0.17
Sep
4.42
4.50
-0.08
Oct
4.07
4.16
-0.09
Nov
3.21
3.25
-0.04
Dec
3.72
3.93
-0.21
45.75
46.47
-0.72