Viewing Station: SC-SM-40 : Sumter 3.3 SW
Apr 26, 2021 - May 29, 2026951 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 5.21"
May 1-30, 2026(28 of 30 days covered by obs)
NOAA Normal
3.44"
Departure from Normal
1.77" : 152% of Normal
Year-To-Date: 12.14"
Jan 1 to May 30, 2026(148 of 150 days covered by obs)
NOAA Normal
17.13"
Departure from Normal
-4.99" : 71% of Normal
Water Year-To-Date: 21.90"
Oct 1, 2025 to May 30, 2026(222 of 242 days covered by obs)
NOAA Normal
27.05"
Departure from Normal
-5.15" : 81% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.63
3.69
-0.06
Feb
3.37
3.56
-0.19
Mar
3.56
3.72
-0.16
Apr
3.13
3.23
-0.10
May
3.55
3.76
-0.21
Jun
4.78
5.00
-0.22
Jul
5.23
5.09
0.14
Aug
5.13
5.03
0.10
Sep
4.18
4.26
-0.08
Oct
3.46
3.53
-0.07
Nov
2.82
2.92
-0.10
Dec
3.64
3.77
-0.13
46.48
47.56
-1.08