How many chill hours does 72740 get?

72740 averages 1304 chill hours per winter, ranging from 1114 to 1566 across the last 10 years.

What hardiness zone is 72740?

72740 is in USDA hardiness zone 7a.

Location almanac

The short answer

72740 averages 1,304 chill hours per winter (1,114–1,566 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 72740’s chill hours and zone:

Chill and zone requirements are comfortably met in 72740.

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How many chill hours does 72740 get?: 72740 averages 1304 chill hours per winter, ranging from 1114 to 1566 across the last 10 years.
What hardiness zone is 72740?: 72740 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