Viewing Station: SC-CR-218 : Johns Island 3.3 WNW
Jan 3, 2021 - Sep 11, 20261,784 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.25"
September 1-11, 2026(11 of 11 days covered by obs)
NOAA Normal
1.91"
Departure from Normal
-1.66" : 13% of Normal
Year-To-Date: 23.36"
Jan 1 to Sep 11, 2026(248 of 254 days covered by obs)
NOAA Normal
35.20"
Departure from Normal
-11.84" : 66% of Normal
Water Year-To-Date: 31.19"
Oct 1, 2025 to Sep 11, 2026(338 of 346 days covered by obs)
NOAA Normal
45.42"
Departure from Normal
-14.23" : 69% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.25
3.48
-0.23
Feb
3.05
3.15
-0.10
Mar
3.35
3.47
-0.12
Apr
3.22
3.22
0.00
May
3.07
3.07
0.00
Jun
5.37
5.50
-0.13
Jul
5.66
5.92
-0.26
Aug
6.32
6.64
-0.32
Sep
5.21
5.43
-0.22
Oct
4.29
4.46
-0.17
Nov
2.73
2.85
-0.12
Dec
3.20
3.52
-0.32
48.72
50.71
-1.99