Viewing Station: MD-SM-22 : Great Mills 4.0 S
Sep 19, 2017 - Aug 29, 20251,633 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 1.09"
August 1-30, 2025(29 of 30 days covered by obs)
NOAA Normal
4.49"
Departure from Normal
-3.40" : 24% of Normal
Year-To-Date: 34.79"
Jan 1 to Aug 30, 2025(228 of 242 days covered by obs)
NOAA Normal
29.56"
Departure from Normal
5.23" : 118% of Normal
Water Year-To-Date: 39.55"
Oct 1, 2024 to Aug 30, 2025(318 of 334 days covered by obs)
NOAA Normal
40.14"
Departure from Normal
-0.59" : 99% 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