Plant By Frost

Oregon

Frost dates for Bend, OR

At this NOAA station the last spring frost (32°F) usually comes by June 6 and the first fall frost around September 20, giving a growing season of about 105 days.

June 6average last spring frost
September 20average first fall frost
JanAprJulOctDec

Frost odds

1 year in 10 the last spring frost is later thanJune 22
Half of years the last spring frost is later thanJune 6
9 years in 10 the last spring frost is later thanMay 17
1 year in 10 the first fall frost is earlier thanSeptember 3
Half of years the first fall frost is earlier thanSeptember 20
9 years in 10 the first fall frost is earlier thanOctober 5

A hard freeze (28°F) usually ends by May 11 and returns around October 4.

Station USC00350694, elevation 1116 m. Based on 23 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