Plant By Frost

Louisiana

Frost dates for New Orleans Lakefront Airport, LA

At this NOAA station the last spring frost (32°F) usually comes by January 22 and the first fall frost around January 5, giving a growing season of about 348 days.

January 22average last spring frost
January 5average first fall frost

Frost odds

1 year in 10 the last spring frost is later thanFebruary 23
Half of years the last spring frost is later thanJanuary 22
9 years in 10 the last spring frost is later thanDecember 28
1 year in 10 the first fall frost is earlier thanDecember 13
Half of years the first fall frost is earlier thanJanuary 5
9 years in 10 the first fall frost is earlier thanFebruary 1

A hard freeze (28°F) usually ends by January 18 and returns around January 11.

A light frost (36°F, which can still nip tender plants) usually ends by February 4 and returns around December 26.

Station USW00053917, elevation 3 m. Based on 21 years of 1991 to 2020 records. A garden higher up, in a hollow or far from this station can freeze later in spring.

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Sources

  1. U.S. Annual/Seasonal Climate Normals, 1991 to 2020 (freeze probability dates by station), NOAA National Centers for Environmental Information, checked 1 November 2026
  2. Annual/Seasonal Normals 1991 to 2020 documentation, NOAA National Centers for Environmental Information, checked 1 November 2026
  3. 2024 Gazetteer Files, ZIP Code Tabulation Areas, US Census Bureau, checked 1 November 2026