Viewing Station: SC-DC-55 : Summerville 5.7 SSE
Mar 2, 2018 - Sep 18, 20252,533 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.25"
September 1-18, 2025(18 of 18 days covered by obs)
NOAA Normal
3.06"
Departure from Normal
-2.81" : 8% of Normal
Year-To-Date: 30.90"
Jan 1 to Sep 18, 2025(261 of 261 days covered by obs)
NOAA Normal
37.00"
Departure from Normal
-6.10" : 84% of Normal
Water Year-To-Date: 35.39"
Oct 1, 2024 to Sep 18, 2025(353 of 353 days covered by obs)
NOAA Normal
47.31"
Departure from Normal
-11.92" : 75% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.32
3.51
-0.19
Feb
3.13
3.26
-0.13
Mar
3.39
3.49
-0.10
Apr
3.26
3.25
0.01
May
3.23
3.43
-0.20
Jun
5.60
5.86
-0.26
Jul
5.74
6.56
-0.82
Aug
6.27
6.82
-0.55
Sep
5.10
5.55
-0.45
Oct
4.21
4.23
-0.02
Nov
2.79
2.85
-0.06
Dec
3.31
3.63
-0.32
49.35
52.44
-3.09