How many chill hours does 56578 get?

56578 averages 952 chill hours per winter, ranging from 643 to 1222 across the last 10 years.

What hardiness zone is 56578?

56578 is in USDA hardiness zone 4a.

Location almanac

The short answer

56578 averages 952 chill hours per winter (643–1,222 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 56578’s chill hours and zone:

Chill and zone requirements are comfortably met in 56578.

Show 89 more good fit varieties

Possible in a good year or a favorable microclimate — click through for the caveats.

Marginal varieties for this location
Variety	Fruit
Reliance	Peach

How many chill hours does 56578 get?: 56578 averages 952 chill hours per winter, ranging from 643 to 1222 across the last 10 years.
What hardiness zone is 56578?: 56578 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