Plant By Frost

Utah

Frost dates for Bountiful Bench, UT

At this NOAA station the last spring frost (32°F) usually comes by April 25 and the first fall frost around October 24, giving a growing season of about 181 days.

April 25average last spring frost
October 24average first fall frost
JanAprJulOctDec

Frost odds

1 year in 10 the last spring frost is later thanMay 14
Half of years the last spring frost is later thanApril 25
9 years in 10 the last spring frost is later thanApril 5
1 year in 10 the first fall frost is earlier thanOctober 9
Half of years the first fall frost is earlier thanOctober 24
9 years in 10 the first fall frost is earlier thanNovember 7

A hard freeze (28°F) usually ends by April 5 and returns around November 4.

A light frost (36°F, which can still nip tender plants) usually ends by May 8 and returns around October 14.

Station USC00420819, elevation 1509 m. Based on 27 years of 1991 to 2020 records. A garden higher up, in a hollow or far from this station can freeze later in spring.

Check another ZIP

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