Viewing Station: MD-SM-22 : Great Mills 4.0 S
Sep 19, 2017 - Dec 1, 20251,721 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.06"
December 1-1, 2025(1 of 1 days covered by obs)
NOAA Normal
0.11"
Departure from Normal
-0.05" : 52% of Normal
Year-To-Date: 43.22"
Jan 1 to Dec 1, 2025(319 of 335 days covered by obs)
NOAA Normal
40.91"
Departure from Normal
2.31" : 106% of Normal
Water Year-To-Date: 4.16"
Oct 1, 2025 to Dec 1, 2025(60 of 62 days covered by obs)
NOAA Normal
7.14"
Departure from Normal
-2.98" : 58% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.04
3.24
-0.20
Feb
2.68
2.78
-0.10
Mar
3.80
3.97
-0.17
Apr
3.26
3.30
-0.04
May
3.58
3.72
-0.14
Jun
4.18
4.16
0.02
Jul
4.53
4.68
-0.15
Aug
4.64
4.48
0.16
Sep
4.06
4.06
0.00
Oct
3.87
4.06
-0.19
Nov
3.16
3.16
0.00
Dec
3.55
3.69
-0.14
44.35
45.30
-0.95