Plant By Frost

Indiana

Frost dates for Terre Haute Indiana State, IN

At this NOAA station the last spring frost (32°F) usually comes by April 15 and the first fall frost around October 19, giving a growing season of about 187 days.

April 15average last spring frost
October 19average first fall frost
JanAprJulOctDec

Frost odds

1 year in 10 the last spring frost is later thanMay 3
Half of years the last spring frost is later thanApril 15
9 years in 10 the last spring frost is later thanMarch 31
1 year in 10 the first fall frost is earlier thanOctober 4
Half of years the first fall frost is earlier thanOctober 19
9 years in 10 the first fall frost is earlier thanNovember 2

A hard freeze (28°F) usually ends by April 1 and returns around October 30.

A light frost (36°F, which can still nip tender plants) usually ends by April 26 and returns around October 10.

Station USC00128723, elevation 154 m. Based on 22 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