How many chill hours does 67645 get?

67645 averages 1442 chill hours per winter, ranging from 1311 to 1621 across the last 10 years.

What hardiness zone is 67645?

67645 is in USDA hardiness zone 6a.

Location almanac

The short answer

67645 averages 1,442 chill hours per winter (1,311–1,621 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 67645’s chill hours and zone:

Chill and zone requirements are comfortably met in 67645.

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How many chill hours does 67645 get?: 67645 averages 1442 chill hours per winter, ranging from 1311 to 1621 across the last 10 years.
What hardiness zone is 67645?: 67645 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