How many chill hours does 58505 get?

58505 averages 1057 chill hours per winter, ranging from 514 to 1320 across the last 10 years.

What hardiness zone is 58505?

58505 is in USDA hardiness zone 4a.

Location almanac

The short answer

58505 averages 1,057 chill hours per winter (514–1,320 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 58505’s chill hours and zone:

Chill and zone requirements are comfortably met in 58505.

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How many chill hours does 58505 get?: 58505 averages 1057 chill hours per winter, ranging from 514 to 1320 across the last 10 years.
What hardiness zone is 58505?: 58505 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