How many chill hours does 63501 get?

63501 averages 1493 chill hours per winter, ranging from 1225 to 1770 across the last 10 years.

What hardiness zone is 63501?

63501 is in USDA hardiness zone 6a.

Location almanac

The short answer

63501 averages 1,493 chill hours per winter (1,225–1,770 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 63501’s chill hours and zone:

Chill and zone requirements are comfortably met in 63501.

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How many chill hours does 63501 get?: 63501 averages 1493 chill hours per winter, ranging from 1225 to 1770 across the last 10 years.
What hardiness zone is 63501?: 63501 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