How many chill hours does 63143 get?

63143 averages 1470 chill hours per winter, ranging from 1206 to 1731 across the last 10 years.

What hardiness zone is 63143?

63143 is in USDA hardiness zone 7a.

Location almanac

The short answer

63143 averages 1,470 chill hours per winter (1,206–1,731 across 10 years) in USDA zone 7a.

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 63143’s chill hours and zone:

Chill and zone requirements are comfortably met in 63143.

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How many chill hours does 63143 get?: 63143 averages 1470 chill hours per winter, ranging from 1206 to 1731 across the last 10 years.
What hardiness zone is 63143?: 63143 is in USDA hardiness zone 7a.

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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