How many chill hours does 65731 get?

65731 averages 1385 chill hours per winter, ranging from 1148 to 1727 across the last 10 years.

What hardiness zone is 65731?

65731 is in USDA hardiness zone 7a.

Location almanac

The short answer

65731 averages 1,385 chill hours per winter (1,148–1,727 across 10 years) in USDA zone 7a.

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 65731’s chill hours and zone:

Chill and zone requirements are comfortably met in 65731.

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How many chill hours does 65731 get?: 65731 averages 1385 chill hours per winter, ranging from 1148 to 1727 across the last 10 years.
What hardiness zone is 65731?: 65731 is in USDA hardiness zone 7a.

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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