How many chill hours does 86315 get?

86315 averages 1687 chill hours per winter, ranging from 1266 to 1964 across the last 10 years.

What hardiness zone is 86315?

86315 is in USDA hardiness zone 8a.

Location almanac

The short answer

86315 averages 1,687 chill hours per winter (1,266–1,964 across 10 years) in USDA zone 8a.

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 86315’s chill hours and zone:

Chill and zone requirements are comfortably met in 86315.

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How many chill hours does 86315 get?: 86315 averages 1687 chill hours per winter, ranging from 1266 to 1964 across the last 10 years.
What hardiness zone is 86315?: 86315 is in USDA hardiness zone 8a.

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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