How many chill hours does 56328 get?

56328 averages 1092 chill hours per winter, ranging from 823 to 1467 across the last 10 years.

What hardiness zone is 56328?

56328 is in USDA hardiness zone 4a.

Location almanac

The short answer

56328 averages 1,092 chill hours per winter (823–1,467 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 56328’s chill hours and zone:

Chill and zone requirements are comfortably met in 56328.

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How many chill hours does 56328 get?: 56328 averages 1092 chill hours per winter, ranging from 823 to 1467 across the last 10 years.
What hardiness zone is 56328?: 56328 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