How many chill hours does 57788 get?

57788 averages 1372 chill hours per winter, ranging from 1021 to 1571 across the last 10 years.

What hardiness zone is 57788?

57788 is in USDA hardiness zone 4b.

Location almanac

The short answer

57788 averages 1,372 chill hours per winter (1,021–1,571 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 57788’s chill hours and zone:

Chill and zone requirements are comfortably met in 57788.

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How many chill hours does 57788 get?: 57788 averages 1372 chill hours per winter, ranging from 1021 to 1571 across the last 10 years.
What hardiness zone is 57788?: 57788 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