How many chill hours does 64641 get?

64641 averages 1464 chill hours per winter, ranging from 1205 to 1788 across the last 10 years.

What hardiness zone is 64641?

64641 is in USDA hardiness zone 6a.

Location almanac

The short answer

64641 averages 1,464 chill hours per winter (1,205–1,788 across 10 years) in USDA zone 6a.

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 64641’s chill hours and zone:

Chill and zone requirements are comfortably met in 64641.

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How many chill hours does 64641 get?: 64641 averages 1464 chill hours per winter, ranging from 1205 to 1788 across the last 10 years.
What hardiness zone is 64641?: 64641 is in USDA hardiness zone 6a.

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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