How many chill hours does 38589 get?

38589 averages 1281 chill hours per winter, ranging from 1035 to 1687 across the last 10 years.

What hardiness zone is 38589?

38589 is in USDA hardiness zone 7a.

Location almanac

The short answer

38589 averages 1,281 chill hours per winter (1,035–1,687 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 38589’s chill hours and zone:

Chill and zone requirements are comfortably met in 38589.

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How many chill hours does 38589 get?: 38589 averages 1281 chill hours per winter, ranging from 1035 to 1687 across the last 10 years.
What hardiness zone is 38589?: 38589 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