How many chill hours does 58558 get?

58558 averages 1034 chill hours per winter, ranging from 501 to 1309 across the last 10 years.

What hardiness zone is 58558?

58558 is in USDA hardiness zone 4a.

Location almanac

The short answer

58558 averages 1,034 chill hours per winter (501–1,309 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 58558’s chill hours and zone:

Chill and zone requirements are comfortably met in 58558.

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How many chill hours does 58558 get?: 58558 averages 1034 chill hours per winter, ranging from 501 to 1309 across the last 10 years.
What hardiness zone is 58558?: 58558 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