How many chill hours does 56139 get?

56139 averages 1102 chill hours per winter, ranging from 694 to 1285 across the last 10 years.

What hardiness zone is 56139?

56139 is in USDA hardiness zone 4b.

Location almanac

The short answer

56139 averages 1,102 chill hours per winter (694–1,285 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 56139’s chill hours and zone:

Chill and zone requirements are comfortably met in 56139.

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How many chill hours does 56139 get?: 56139 averages 1102 chill hours per winter, ranging from 694 to 1285 across the last 10 years.
What hardiness zone is 56139?: 56139 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