Smith County, Mississippi · Frost dates
Smith County frost dates.
First-frost, last-frost, and growing-season length for Smith County, Mississippi. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 8a
32°F — light freeze
Last spring frost
- 10%
- 04-15
- 20%
- 04-09
- 50%
- 03-28
- 80%
- 03-13
- 90%
- 03-06
First fall frost
- 10%
- 10-20
- 20%
- 10-24
- 50%
- 11-03
- 80%
- 11-15
- 90%
- 11-22
28°F — killing freeze
Last spring freeze
- 10%
- 04-03
- 20%
- 03-27
- 50%
- 03-12
- 80%
- 02-26
- 90%
- 02-18
First fall freeze
- 10%
- 10-30
- 20%
- 11-03
- 50%
- 11-15
- 80%
- 12-01
- 90%
- 12-07
Growing season length (days, 28°F threshold)
- Short year
- 210
- Median
- 248
- Long year
- 292
Source NOAA station
RALEIGH 6N, MS US
9.2 mi · 30 yrs of record (1991–2020) · 446 ft elev.
Data from RALEIGH 6N, MS US, 9.2 miles away with 30-year NOAA record (1991-2020).
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