St. James Parish, Louisiana · Frost dates
St. James Parish frost dates.
First-frost, last-frost, and growing-season length for St. James Parish, Louisiana. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 8b
32°F — light freeze
Last spring frost
- 10%
- 03-11
- 20%
- 03-01
- 50%
- 02-09
- 80%
- 01-24
- 90%
- 01-13
First fall frost
- 10%
- 11-21
- 20%
- 11-29
- 50%
- 12-14
- 80%
- 01-03
- 90%
- 01-13
28°F — killing freeze
Last spring freeze
- 10%
- 02-26
- 20%
- 02-15
- 50%
- 01-28
- 80%
- 01-06
- 90%
- 12-28
First fall freeze
- 10%
- 12-02
- 20%
- 12-12
- 50%
- 01-01
- 80%
- 01-18
- 90%
- 02-01
Growing season length (days, 28°F threshold)
- Short year
- 279
- Median
- 338
- Long year
- 400
Source NOAA station
RESERVE, LA US
13.0 mi · 30 yrs of record (1991–2020) · 15 ft elev.
Data from RESERVE, LA US, 13 miles away with 30-year NOAA record (1991-2020).
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