Viewing Station: MD-CC-15 : Charlestown 0.4 WSW
Sep 1, 2013 - Sep 10, 20264,640 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.97"
September 1-10, 2026(10 of 10 days covered by obs)
PRISM Normal
1.53"
Departure from Normal
-0.56" : 63% of Normal
Year-To-Date: 28.18"
Jan 1 to Sep 10, 2026(251 of 253 days covered by obs)
PRISM Normal
32.81"
Departure from Normal
-4.63" : 86% of Normal
Water Year-To-Date: 34.66"
Oct 1, 2025 to Sep 10, 2026(342 of 345 days covered by obs)
PRISM Normal
44.50"
Departure from Normal
-9.84" : 78% of Normal
MonthPRISM Normals
Jan
3.39
Feb
2.79
Mar
4.30
Apr
3.59
May
3.87
Jun
4.37
Jul
4.55
Aug
4.42
Sep
4.60
Oct
4.25
Nov
3.26
Dec
4.18
47.57