How many chill hours does 57648 get?

57648 averages 1121 chill hours per winter, ranging from 526 to 1446 across the last 10 years.

What hardiness zone is 57648?

57648 is in USDA hardiness zone 4a.

Location almanac

The short answer

57648 averages 1,121 chill hours per winter (526–1,446 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 57648’s chill hours and zone:

Chill and zone requirements are comfortably met in 57648.

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How many chill hours does 57648 get?: 57648 averages 1121 chill hours per winter, ranging from 526 to 1446 across the last 10 years.
What hardiness zone is 57648?: 57648 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