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 (19912020) · 400 ft elev.

Data from DURHAM, NC US, 4.8 miles away with 30-year NOAA record (1991-2020).

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