Sumter County, South Carolina · Frost dates
Sumter County frost dates.
First-frost, last-frost, and growing-season length for Sumter County, South Carolina. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 8a
32°F — light freeze
Last spring frost
- 10%
- 04-07
- 20%
- 04-03
- 50%
- 03-24
- 80%
- 03-14
- 90%
- 03-05
First fall frost
- 10%
- 10-28
- 20%
- 11-01
- 50%
- 11-07
- 80%
- 11-19
- 90%
- 11-26
28°F — killing freeze
Last spring freeze
- 10%
- 03-30
- 20%
- 03-24
- 50%
- 03-13
- 80%
- 02-25
- 90%
- 02-17
First fall freeze
- 10%
- 11-04
- 20%
- 11-09
- 50%
- 11-21
- 80%
- 12-05
- 90%
- 12-14
Growing season length (days, 28°F threshold)
- Short year
- 219
- Median
- 253
- Long year
- 300
Source NOAA station
SUMTER, SC US
2.0 mi · 30 yrs of record (1991–2020) · 177 ft elev.
Data from SUMTER, SC US, 2 miles away with 30-year NOAA record (1991-2020).
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