How many chill hours does 54515 get?

54515 averages 1119 chill hours per winter, ranging from 856 to 1450 across the last 10 years.

What hardiness zone is 54515?

54515 is in USDA hardiness zone 4a.

Location almanac

The short answer

54515 averages 1,119 chill hours per winter (856–1,450 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 54515’s chill hours and zone:

Chill and zone requirements are comfortably met in 54515.

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How many chill hours does 54515 get?: 54515 averages 1119 chill hours per winter, ranging from 856 to 1450 across the last 10 years.
What hardiness zone is 54515?: 54515 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