Frost dates for Casa Grande Nm, AZ
At this NOAA station the last spring frost (32°F) usually comes by February 17 and the first fall frost around November 29, giving a growing season of about 284 days.
February 17average last spring frost
November 29average first fall frost
JanAprJulOctDec
Frost odds
| 1 year in 10 the last spring frost is later than | March 8 |
| Half of years the last spring frost is later than | February 17 |
| 9 years in 10 the last spring frost is later than | January 22 |
| 1 year in 10 the first fall frost is earlier than | November 12 |
| Half of years the first fall frost is earlier than | November 29 |
| 9 years in 10 the first fall frost is earlier than | December 15 |
A hard freeze (28°F) usually ends by January 26 and returns around December 12.
A light frost (36°F, which can still nip tender plants) usually ends by March 8 and returns around November 19.
Station USC00021314, elevation 432 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.
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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