How many chill hours does 74017 get?

74017 averages 1264 chill hours per winter, ranging from 1027 to 1585 across the last 10 years.

What hardiness zone is 74017?

74017 is in USDA hardiness zone 7a.

Location almanac

The short answer

74017 averages 1,264 chill hours per winter (1,027–1,585 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 74017’s chill hours and zone:

Chill and zone requirements are comfortably met in 74017.

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How many chill hours does 74017 get?: 74017 averages 1264 chill hours per winter, ranging from 1027 to 1585 across the last 10 years.
What hardiness zone is 74017?: 74017 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