How many chill hours does 52168 get?

52168 averages 1277 chill hours per winter, ranging from 1121 to 1510 across the last 10 years.

What hardiness zone is 52168?

52168 is in USDA hardiness zone 4b.

Location almanac

The short answer

52168 averages 1,277 chill hours per winter (1,121–1,510 across 10 years) in USDA zone 4b.

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 52168’s chill hours and zone:

Chill and zone requirements are comfortably met in 52168.

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How many chill hours does 52168 get?: 52168 averages 1277 chill hours per winter, ranging from 1121 to 1510 across the last 10 years.
What hardiness zone is 52168?: 52168 is in USDA hardiness zone 4b.

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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