How many chill hours does 45860 get?

45860 averages 1476 chill hours per winter, ranging from 1256 to 1718 across the last 10 years.

What hardiness zone is 45860?

45860 is in USDA hardiness zone 6a.

Location almanac

The short answer

45860 averages 1,476 chill hours per winter (1,256–1,718 across 10 years) in USDA zone 6a.

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 45860’s chill hours and zone:

Chill and zone requirements are comfortably met in 45860.

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How many chill hours does 45860 get?: 45860 averages 1476 chill hours per winter, ranging from 1256 to 1718 across the last 10 years.
What hardiness zone is 45860?: 45860 is in USDA hardiness zone 6a.

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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