How many chill hours does 54555 get?

54555 averages 1093 chill hours per winter, ranging from 807 to 1459 across the last 10 years.

What hardiness zone is 54555?

54555 is in USDA hardiness zone 4a.

Location almanac

The short answer

54555 averages 1,093 chill hours per winter (807–1,459 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 54555’s chill hours and zone:

Chill and zone requirements are comfortably met in 54555.

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How many chill hours does 54555 get?: 54555 averages 1093 chill hours per winter, ranging from 807 to 1459 across the last 10 years.
What hardiness zone is 54555?: 54555 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