How many chill hours does 45432 get?

45432 averages 1493 chill hours per winter, ranging from 1257 to 1783 across the last 10 years.

What hardiness zone is 45432?

45432 is in USDA hardiness zone 6b.

Location almanac

The short answer

45432 averages 1,493 chill hours per winter (1,257–1,783 across 10 years) in USDA zone 6b.

45432 climate
Average chill hours	1,493 (1,257–1,783 across 10 winters)
USDA hardiness zone	6b
Last spring frost	typically April 2 – April 24
First fall frost	typically November 1 – November 22

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 45432’s chill hours and zone:

Chill and zone requirements are comfortably met in 45432.

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How many chill hours does 45432 get?: 45432 averages 1493 chill hours per winter, ranging from 1257 to 1783 across the last 10 years.
What hardiness zone is 45432?: 45432 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