Irwin County, Georgia · Frost dates
Irwin County frost dates.
First-frost, last-frost, and growing-season length for Irwin County, Georgia. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 8a
32°F — light freeze
Last spring frost
- 10%
- 03-22
- 20%
- 03-16
- 50%
- 03-02
- 80%
- 02-14
- 90%
- 02-04
First fall frost
- 10%
- 11-06
- 20%
- 11-11
- 50%
- 11-25
- 80%
- 12-10
- 90%
- 12-19
28°F — killing freeze
Last spring freeze
- 10%
- 03-13
- 20%
- 03-04
- 50%
- 02-13
- 80%
- 01-25
- 90%
- 01-13
First fall freeze
- 10%
- 11-18
- 20%
- 11-26
- 50%
- 12-12
- 80%
- 01-01
- 90%
- 01-12
Growing season length (days, 28°F threshold)
- Short year
- 250
- Median
- 302
- Long year
- 364
Source NOAA station
FITZGERALD, GA US
7.5 mi · 30 yrs of record (1991–2020) · 370 ft elev.
Data from FITZGERALD, GA US, 7.5 miles away with 30-year NOAA record (1991-2020).
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