Guilford County, North Carolina · Frost dates
Guilford County frost dates.
First-frost, last-frost, and growing-season length for Guilford County, North Carolina. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 7b
32°F — light freeze
Last spring frost
- 10%
- 04-14
- 20%
- 04-09
- 50%
- 04-01
- 80%
- 03-23
- 90%
- 03-18
First fall frost
- 10%
- 10-23
- 20%
- 10-28
- 50%
- 11-04
- 80%
- 11-13
- 90%
- 11-19
28°F — killing freeze
Last spring freeze
- 10%
- 04-05
- 20%
- 03-31
- 50%
- 03-22
- 80%
- 03-10
- 90%
- 03-03
First fall freeze
- 10%
- 11-01
- 20%
- 11-06
- 50%
- 11-15
- 80%
- 11-27
- 90%
- 12-02
Growing season length (days, 28°F threshold)
- Short year
- 210
- Median
- 238
- Long year
- 274
Source NOAA station
GREENSBORO WTP, NC US
0.9 mi · 30 yrs of record (1991–2020) · 765 ft elev.
Data from GREENSBORO WTP, NC US, 0.9 miles away with 30-year NOAA record (1991-2020).
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