Viewing Station: MD-CC-15 : Charlestown 0.4 WSW
Sep 1, 2013 - May 24, 20264,531 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 3.78"
May 1-25, 2026(24 of 25 days covered by obs)
PRISM Normal
3.12"
Departure from Normal
0.66" : 121% of Normal
Year-To-Date: 14.13"
Jan 1 to May 25, 2026(142 of 145 days covered by obs)
PRISM Normal
17.19"
Departure from Normal
-3.06" : 82% of Normal
Water Year-To-Date: 20.61"
Oct 1, 2025 to May 25, 2026(233 of 237 days covered by obs)
PRISM Normal
28.88"
Departure from Normal
-8.27" : 71% 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