Jefferson Parish, Louisiana · Frost dates
Jefferson Parish frost dates.
First-frost, last-frost, and growing-season length for Jefferson Parish, Louisiana. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 8b
32°F — light freeze
Last spring frost
- 10%
- 03-02
- 20%
- 02-21
- 50%
- 02-03
- 80%
- 01-15
- 90%
- 01-02
First fall frost
- 10%
- 12-05
- 20%
- 12-11
- 50%
- 12-28
- 80%
- 01-17
- 90%
- 01-31
28°F — killing freeze
Last spring freeze
- 10%
- 02-14
- 20%
- 02-06
- 50%
- 01-23
- 80%
- 01-03
- 90%
- 12-27
First fall freeze
- 10%
- 12-14
- 20%
- 12-24
- 50%
- 01-07
- 80%
- 01-28
- 90%
- 02-06
Growing season length (days, 28°F threshold)
- Short year
- 303
- Median
- 349
- Long year
- 406
Source NOAA station
LSU CITRUS RSCH STN, LA US
14.0 mi · 30 yrs of record (1991–2020) · 4 ft elev.
Data from LSU CITRUS RSCH STN, LA US, 14 miles away with 30-year NOAA record (1991-2020).
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