Chatham County, Georgia · Frost dates
Chatham County frost dates.
First-frost, last-frost, and growing-season length for Chatham County, Georgia. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 8a
32°F — light freeze
Last spring frost
- 10%
- 03-25
- 20%
- 03-17
- 50%
- 03-02
- 80%
- 02-13
- 90%
- 02-04
First fall frost
- 10%
- 11-11
- 20%
- 11-17
- 50%
- 11-30
- 80%
- 12-16
- 90%
- 12-28
28°F — killing freeze
Last spring freeze
- 10%
- 03-13
- 20%
- 03-03
- 50%
- 02-13
- 80%
- 01-26
- 90%
- 01-15
First fall freeze
- 10%
- 11-24
- 20%
- 12-01
- 50%
- 12-22
- 80%
- 01-07
- 90%
- 01-17
Growing season length (days, 28°F threshold)
- Short year
- 256
- Median
- 312
- Long year
- 367
Source NOAA station
SAVANNAH INTL AP, GA US
12.7 mi · 30 yrs of record (1991–2020) · 46 ft elev.
Data from SAVANNAH INTL AP, GA US, 12.7 miles away with 30-year NOAA record (1991-2020).
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