How many chill hours does 56447 get?

56447 averages 1028 chill hours per winter, ranging from 777 to 1362 across the last 10 years.

What hardiness zone is 56447?

56447 is in USDA hardiness zone 4a.

Location almanac

The short answer

56447 averages 1,028 chill hours per winter (777–1,362 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 56447’s chill hours and zone:

Chill and zone requirements are comfortably met in 56447.

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How many chill hours does 56447 get?: 56447 averages 1028 chill hours per winter, ranging from 777 to 1362 across the last 10 years.
What hardiness zone is 56447?: 56447 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