Viewing Station: MD-SM-4 : Charlotte Hall 3.6 ENE
Oct 5, 2005 - Sep 11, 20267,330 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.54"
September 1-11, 2026(11 of 11 days covered by obs)
NOAA Normal
1.71"
Departure from Normal
-0.17" : 90% of Normal
Year-To-Date: 26.56"
Jan 1 to Sep 11, 2026(245 of 254 days covered by obs)
NOAA Normal
31.82"
Departure from Normal
-5.26" : 83% of Normal
Water Year-To-Date: 31.86"
Oct 1, 2025 to Sep 11, 2026(337 of 346 days covered by obs)
NOAA Normal
42.53"
Departure from Normal
-10.67" : 75% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.13
3.15
-0.02
Feb
2.70
2.86
-0.16
Mar
3.98
4.04
-0.06
Apr
3.26
3.25
0.01
May
4.00
4.19
-0.19
Jun
4.15
4.22
-0.07
Jul
4.40
4.49
-0.09
Aug
4.49
4.70
-0.21
Sep
4.67
4.57
0.10
Oct
3.88
4.07
-0.19
Nov
3.18
3.24
-0.06
Dec
3.65
3.83
-0.18
45.49
46.61
-1.12