How many chill hours does 64427 get?

64427 averages 1410 chill hours per winter, ranging from 1148 to 1763 across the last 10 years.

What hardiness zone is 64427?

64427 is in USDA hardiness zone 6a.

Location almanac

The short answer

64427 averages 1,410 chill hours per winter (1,148–1,763 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 64427’s chill hours and zone:

Chill and zone requirements are comfortably met in 64427.

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How many chill hours does 64427 get?: 64427 averages 1410 chill hours per winter, ranging from 1148 to 1763 across the last 10 years.
What hardiness zone is 64427?: 64427 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