How many chill hours does 74470 get?

74470 averages 1182 chill hours per winter, ranging from 918 to 1448 across the last 10 years.

What hardiness zone is 74470?

74470 is in USDA hardiness zone 7b.

Location almanac

The short answer

74470 averages 1,182 chill hours per winter (918–1,448 across 10 years) in USDA zone 7b.

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 74470’s chill hours and zone:

Chill and zone requirements are comfortably met in 74470.

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How many chill hours does 74470 get?: 74470 averages 1182 chill hours per winter, ranging from 918 to 1448 across the last 10 years.
What hardiness zone is 74470?: 74470 is in USDA hardiness zone 7b.

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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