How many chill hours does 58405 get?

58405 averages 1010 chill hours per winter, ranging from 531 to 1260 across the last 10 years.

What hardiness zone is 58405?

58405 is in USDA hardiness zone 4b.

Location almanac

The short answer

58405 averages 1,010 chill hours per winter (531–1,260 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 58405’s chill hours and zone:

Chill and zone requirements are comfortably met in 58405.

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How many chill hours does 58405 get?: 58405 averages 1010 chill hours per winter, ranging from 531 to 1260 across the last 10 years.
What hardiness zone is 58405?: 58405 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