Jefferson County, Florida · Frost dates
Jefferson County frost dates.
First-frost, last-frost, and growing-season length for Jefferson County, Florida. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 10a
32°F — light freeze
Last spring frost
- 10%
- 03-17
- 20%
- 03-10
- 50%
- 02-25
- 80%
- 02-05
- 90%
- 01-25
First fall frost
- 10%
- 11-13
- 20%
- 11-19
- 50%
- 12-03
- 80%
- 12-26
- 90%
- 01-06
28°F — killing freeze
Last spring freeze
- 10%
- 03-05
- 20%
- 02-26
- 50%
- 02-04
- 80%
- 01-12
- 90%
- 01-01
First fall freeze
- 10%
- 11-29
- 20%
- 12-04
- 50%
- 12-27
- 80%
- 01-17
- 90%
- 01-30
Growing season length (days, 28°F threshold)
- Short year
- 269
- Median
- 326
- Long year
- 394
Source NOAA station
MONTICELLO 10 SW, FL US
4.9 mi · 30 yrs of record (1991–2020) · 219 ft elev.
Data from MONTICELLO 10 SW, FL US, 4.9 miles away with 30-year NOAA record (1991-2020).
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