Frost dates for Davis 2 Wsw Exp Farm, CA
At this NOAA station the last spring frost (32°F) usually comes by February 10 and the first fall frost around December 1, giving a growing season of about 295 days.
February 10average last spring frost
December 1average first fall frost
JanAprJulOctDec
Frost odds
| 1 year in 10 the last spring frost is later than | March 11 |
| Half of years the last spring frost is later than | February 10 |
| 9 years in 10 the last spring frost is later than | December 31 |
| 1 year in 10 the first fall frost is earlier than | November 13 |
| Half of years the first fall frost is earlier than | December 1 |
| 9 years in 10 the first fall frost is earlier than | December 27 |
A hard freeze (28°F) usually ends by January 6 and returns around December 18.
A light frost (36°F, which can still nip tender plants) usually ends by March 22 and returns around November 16.
Station USC00042294, elevation 18 m. Based on 30 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
- U.S. Annual/Seasonal Climate Normals, 1991 to 2020 (freeze probability dates by station), NOAA National Centers for Environmental Information, checked 1 November 2026
- Annual/Seasonal Normals 1991 to 2020 documentation, NOAA National Centers for Environmental Information, checked 1 November 2026
- 2024 Gazetteer Files, ZIP Code Tabulation Areas, US Census Bureau, checked 1 November 2026