How many chill hours does 45656 get?

45656 averages 1479 chill hours per winter, ranging from 1198 to 1780 across the last 10 years.

What hardiness zone is 45656?

45656 is in USDA hardiness zone 6b.

Location almanac

The short answer

45656 averages 1,479 chill hours per winter (1,198–1,780 across 10 years) in USDA zone 6b.

45656 climate
Average chill hours	1,479 (1,198–1,780 across 10 winters)
USDA hardiness zone	6b
Last spring frost	typically April 2 – April 25
First fall frost	typically November 1 – November 23

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 45656’s chill hours and zone:

Chill and zone requirements are comfortably met in 45656.

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How many chill hours does 45656 get?: 45656 averages 1479 chill hours per winter, ranging from 1198 to 1780 across the last 10 years.
What hardiness zone is 45656?: 45656 is in USDA hardiness zone 6b.

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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