Onslow County, North Carolina · Frost dates
Onslow County frost dates.
First-frost, last-frost, and growing-season length for Onslow County, North Carolina. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 7b
32°F — light freeze
Last spring frost
- 10%
- 04-15
- 20%
- 04-09
- 50%
- 03-31
- 80%
- 03-19
- 90%
- 03-13
First fall frost
- 10%
- 10-27
- 20%
- 10-31
- 50%
- 11-08
- 80%
- 11-20
- 90%
- 11-25
28°F — killing freeze
Last spring freeze
- 10%
- 04-03
- 20%
- 03-29
- 50%
- 03-18
- 80%
- 03-03
- 90%
- 02-25
First fall freeze
- 10%
- 11-05
- 20%
- 11-10
- 50%
- 11-21
- 80%
- 12-04
- 90%
- 12-13
Growing season length (days, 28°F threshold)
- Short year
- 216
- Median
- 248
- Long year
- 291
Source NOAA station
JACKSONVILLE EOC, NC US
6.0 mi · 30 yrs of record (1991–2020) · 17 ft elev.
Data from JACKSONVILLE EOC, NC US, 6 miles away with 30-year NOAA record (1991-2020).
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