Plant By Frost

Utah

Frost dates for Canyonlands-The Needles, UT

At this NOAA station the last spring frost (32°F) usually comes by April 30 and the first fall frost around October 11, giving a growing season of about 164 days.

April 30average last spring frost
October 11average first fall frost
JanAprJulOctDec

Frost odds

1 year in 10 the last spring frost is later thanMay 16
Half of years the last spring frost is later thanApril 30
9 years in 10 the last spring frost is later thanApril 16
1 year in 10 the first fall frost is earlier thanSeptember 27
Half of years the first fall frost is earlier thanOctober 11
9 years in 10 the first fall frost is earlier thanOctober 25

A hard freeze (28°F) usually ends by April 18 and returns around October 22.

A light frost (36°F, which can still nip tender plants) usually ends by May 11 and returns around October 3.

Station USC00421168, elevation 1495 m. Based on 26 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