How many chill hours does 53217 get?

53217 averages 1584 chill hours per winter, ranging from 1291 to 1951 across the last 10 years.

What hardiness zone is 53217?

53217 is in USDA hardiness zone 6a.

Location almanac

The short answer

53217 averages 1,584 chill hours per winter (1,291–1,951 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 53217’s chill hours and zone:

Chill and zone requirements are comfortably met in 53217.

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How many chill hours does 53217 get?: 53217 averages 1584 chill hours per winter, ranging from 1291 to 1951 across the last 10 years.
What hardiness zone is 53217?: 53217 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