Alamance County, North Carolina · Frost dates
Alamance County frost dates.
First-frost, last-frost, and growing-season length for Alamance County, North Carolina. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 7b
32°F — light freeze
Last spring frost
- 10%
- 04-19
- 20%
- 04-13
- 50%
- 04-04
- 80%
- 03-21
- 90%
- 03-15
First fall frost
- 10%
- 10-24
- 20%
- 10-28
- 50%
- 11-03
- 80%
- 11-12
- 90%
- 11-17
28°F — killing freeze
Last spring freeze
- 10%
- 04-08
- 20%
- 04-02
- 50%
- 03-20
- 80%
- 03-06
- 90%
- 02-28
First fall freeze
- 10%
- 11-01
- 20%
- 11-05
- 50%
- 11-13
- 80%
- 11-25
- 90%
- 12-03
Growing season length (days, 28°F threshold)
- Short year
- 207
- Median
- 238
- Long year
- 278
Source NOAA station
HAW RVR 1E, NC US
2.2 mi · 30 yrs of record (1991–2020) · 636 ft elev.
Data from HAW RVR 1E, NC US, 2.2 miles away with 30-year NOAA record (1991-2020).
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