Viewing Station: SC-DC-42 : Summerville 4.8 WSW
Sep 28, 2015 - May 29, 20263,897 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 3.39"
May 1-30, 2026(29 of 30 days covered by obs)
NOAA Normal
3.19"
Departure from Normal
0.20" : 106% of Normal
Year-To-Date: 8.32"
Jan 1 to May 30, 2026(149 of 150 days covered by obs)
NOAA Normal
16.37"
Departure from Normal
-8.05" : 51% of Normal
Water Year-To-Date: 14.30"
Oct 1, 2025 to May 30, 2026(241 of 242 days covered by obs)
NOAA Normal
26.66"
Departure from Normal
-12.36" : 54% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.35
3.51
-0.16
Feb
3.18
3.34
-0.16
Mar
3.41
3.53
-0.12
Apr
3.24
3.22
0.02
May
3.30
3.63
-0.33
Jun
5.59
5.75
-0.16
Jul
5.68
6.07
-0.39
Aug
6.20
6.35
-0.15
Sep
4.92
5.23
-0.31
Oct
4.08
4.13
-0.05
Nov
2.84
2.87
-0.03
Dec
3.37
3.59
-0.22
49.16
51.22
-2.06