Viewing Station: SC-DC-21 : Summerville 3.4 S
Jul 19, 2008 - Sep 16, 20251,347 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.58"
September 1-16, 2025(9 of 16 days covered by obs)
NOAA Normal
2.69"
Departure from Normal
-2.11" : 22% of Normal
Year-To-Date: 32.86"
Jan 1 to Sep 16, 2025(186 of 259 days covered by obs)
NOAA Normal
36.67"
Departure from Normal
-3.81" : 90% of Normal
Water Year-To-Date: 41.02"
Oct 1, 2024 to Sep 16, 2025(256 of 351 days covered by obs)
NOAA Normal
46.99"
Departure from Normal
-5.97" : 87% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.34
3.50
-0.16
Feb
3.15
3.29
-0.14
Mar
3.39
3.51
-0.12
Apr
3.25
3.23
0.02
May
3.24
3.51
-0.27
Jun
5.61
5.79
-0.18
Jul
5.73
6.40
-0.67
Aug
6.27
6.58
-0.31
Sep
5.05
5.45
-0.40
Oct
4.18
4.20
-0.02
Nov
2.82
2.83
-0.01
Dec
3.32
3.61
-0.29
49.35
51.90
-2.55