Viewing Station: MD-MG-155 : Ashton-Sandy Spring 1.8 NNW
Jan 4, 2024 - Oct 8, 2025411 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.21"
October 1-13, 2025(1 of 13 days covered by obs)
NOAA Normal
1.64"
Departure from Normal
-1.43" : 13% of Normal
Year-To-Date: 32.36"
Jan 1 to Oct 13, 2025(105 of 286 days covered by obs)
NOAA Normal
35.98"
Departure from Normal
-3.62" : 90% of Normal
Water Year-To-Date: 0.21"
Oct 1, 2025 to Oct 13, 2025(1 of 13 days covered by obs)
NOAA Normal
1.64"
Departure from Normal
-1.43" : 13% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.07
3.13
-0.06
Feb
2.65
2.78
-0.13
Mar
3.78
3.94
-0.16
Apr
3.52
3.48
0.04
May
4.37
4.31
0.06
Jun
4.26
4.25
0.01
Jul
4.45
4.25
0.20
Aug
3.93
3.81
0.12
Sep
4.31
4.33
-0.02
Oct
3.90
4.04
-0.14
Nov
3.23
3.26
-0.03
Dec
3.69
3.80
-0.11
45.16
45.38
-0.22