How many chill hours does 56641 get?

56641 averages 1031 chill hours per winter, ranging from 695 to 1340 across the last 10 years.

What hardiness zone is 56641?

56641 is in USDA hardiness zone 3b.

Location almanac

The short answer

56641 averages 1,031 chill hours per winter (695–1,340 across 10 years) in USDA zone 3b.

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 56641’s chill hours and zone:

Chill and zone requirements are comfortably met in 56641.

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How many chill hours does 56641 get?: 56641 averages 1031 chill hours per winter, ranging from 695 to 1340 across the last 10 years.
What hardiness zone is 56641?: 56641 is in USDA hardiness zone 3b.

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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