Durham County, North Carolina · Frost dates
Durham County frost dates.
First-frost, last-frost, and growing-season length for Durham County, North Carolina. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 7b
32°F — light freeze
Last spring frost
- 10%
- 04-18
- 20%
- 04-13
- 50%
- 04-02
- 80%
- 03-21
- 90%
- 03-15
First fall frost
- 10%
- 10-24
- 20%
- 10-28
- 50%
- 11-04
- 80%
- 11-13
- 90%
- 11-19
28°F — killing freeze
Last spring freeze
- 10%
- 04-06
- 20%
- 04-01
- 50%
- 03-19
- 80%
- 03-06
- 90%
- 02-28
First fall freeze
- 10%
- 11-02
- 20%
- 11-05
- 50%
- 11-16
- 80%
- 11-30
- 90%
- 12-07
Growing season length (days, 28°F threshold)
- Short year
- 210
- Median
- 242
- Long year
- 282
Source NOAA station
DURHAM, NC US
4.8 mi · 30 yrs of record (1991–2020) · 400 ft elev.
Data from DURHAM, NC US, 4.8 miles away with 30-year NOAA record (1991-2020).
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