How many chill hours does 76570 get?

76570 averages 620 chill hours per winter, ranging from 286 to 895 across the last 10 years.

What hardiness zone is 76570?

76570 is in USDA hardiness zone 9a.

Location almanac

The short answer

76570 averages 620 chill hours per winter (286–895 across 10 years) in USDA zone 9a.

76570 climate
Average chill hours	620 (286–895 across 10 winters)
USDA hardiness zone	9a
Last spring frost	typically January 23 – March 6
First fall frost	typically November 14 – December 19

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 76570’s chill hours and zone:

Chill and zone requirements are comfortably met in 76570.

Show 54 more good fit varieties

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

Show 1 more marginal variety

How many chill hours does 76570 get?: 76570 averages 620 chill hours per winter, ranging from 286 to 895 across the last 10 years.
What hardiness zone is 76570?: 76570 is in USDA hardiness zone 9a.

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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