How many chill hours does 54728 get?

54728 averages 1173 chill hours per winter, ranging from 951 to 1499 across the last 10 years.

What hardiness zone is 54728?

54728 is in USDA hardiness zone 4b.

Location almanac

The short answer

54728 averages 1,173 chill hours per winter (951–1,499 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 54728’s chill hours and zone:

Chill and zone requirements are comfortably met in 54728.

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How many chill hours does 54728 get?: 54728 averages 1173 chill hours per winter, ranging from 951 to 1499 across the last 10 years.
What hardiness zone is 54728?: 54728 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