How many chill hours does 45812 get?

45812 averages 1474 chill hours per winter, ranging from 1262 to 1721 across the last 10 years.

What hardiness zone is 45812?

45812 is in USDA hardiness zone 6a.

Location almanac

The short answer

45812 averages 1,474 chill hours per winter (1,262–1,721 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 45812’s chill hours and zone:

Chill and zone requirements are comfortably met in 45812.

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How many chill hours does 45812 get?: 45812 averages 1474 chill hours per winter, ranging from 1262 to 1721 across the last 10 years.
What hardiness zone is 45812?: 45812 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