How many chill hours does 58538 get?

58538 averages 1168 chill hours per winter, ranging from 572 to 1486 across the last 10 years.

What hardiness zone is 58538?

58538 is in USDA hardiness zone 4a.

Location almanac

The short answer

58538 averages 1,168 chill hours per winter (572–1,486 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 58538’s chill hours and zone:

Chill and zone requirements are comfortably met in 58538.

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How many chill hours does 58538 get?: 58538 averages 1168 chill hours per winter, ranging from 572 to 1486 across the last 10 years.
What hardiness zone is 58538?: 58538 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