How many chill hours does 59223 get?

59223 averages 1390 chill hours per winter, ranging from 842 to 1698 across the last 10 years.

What hardiness zone is 59223?

59223 is in USDA hardiness zone 4a.

Location almanac

The short answer

59223 averages 1,390 chill hours per winter (842–1,698 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 59223’s chill hours and zone:

Chill and zone requirements are comfortably met in 59223.

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How many chill hours does 59223 get?: 59223 averages 1390 chill hours per winter, ranging from 842 to 1698 across the last 10 years.
What hardiness zone is 59223?: 59223 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