How many chill hours does 71945 get?

71945 averages 1149 chill hours per winter, ranging from 878 to 1466 across the last 10 years.

What hardiness zone is 71945?

71945 is in USDA hardiness zone 7b.

Location almanac

The short answer

71945 averages 1,149 chill hours per winter (878–1,466 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 71945’s chill hours and zone:

Chill and zone requirements are comfortably met in 71945.

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How many chill hours does 71945 get?: 71945 averages 1149 chill hours per winter, ranging from 878 to 1466 across the last 10 years.
What hardiness zone is 71945?: 71945 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