How many chill hours does 29431 get?

29431 averages 626 chill hours per winter, ranging from 444 to 806 across the last 10 years.

What hardiness zone is 29431?

29431 is in USDA hardiness zone 8b.

Location almanac

The short answer

29431 averages 626 chill hours per winter (444–806 across 10 years) in USDA zone 8b.

29431 climate
Average chill hours	626 (444–806 across 10 winters)
USDA hardiness zone	8b
Last spring frost	typically January 22 – March 13
First fall frost	typically December 5 – December 27

Computed from 10 winters of ERA5 hourly temperature (Open-Meteo, 2015–2025); zones from USDA PHZM 2023. Data updated July 3, 2026. See methodology.

Every variety in our database, checked against 29431’s chill hours and zone:

Chill and zone requirements are comfortably met in 29431.

Show 78 more good fit varieties

Possible in a good year or a favorable microclimate — click through for the caveats.

Show 15 more marginal varieties

How many chill hours does 29431 get?: 29431 averages 626 chill hours per winter, ranging from 444 to 806 across the last 10 years.
What hardiness zone is 29431?: 29431 is in USDA hardiness zone 8b.

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[1] Open-Meteo / Copernicus ERA5. Historical Weather API (hourly 2m temperature) — accessed July 2026
[2] USDA / PRISM (Oregon State University). 2023 USDA Plant Hardiness Zone Map — accessed July 2026