How many chill hours does 56571 get?

56571 averages 1011 chill hours per winter, ranging from 675 to 1352 across the last 10 years.

What hardiness zone is 56571?

56571 is in USDA hardiness zone 4a.

Location almanac

The short answer

56571 averages 1,011 chill hours per winter (675–1,352 across 10 years) in USDA zone 4a.

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 56571’s chill hours and zone:

Chill and zone requirements are comfortably met in 56571.

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How many chill hours does 56571 get?: 56571 averages 1011 chill hours per winter, ranging from 675 to 1352 across the last 10 years.
What hardiness zone is 56571?: 56571 is in USDA hardiness zone 4a.

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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