How many chill hours does 86031 get?

86031 averages 1660 chill hours per winter, ranging from 1418 to 1781 across the last 10 years.

What hardiness zone is 86031?

86031 is in USDA hardiness zone 7a.

Location almanac

The short answer

86031 averages 1,660 chill hours per winter (1,418–1,781 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 86031’s chill hours and zone:

Chill and zone requirements are comfortably met in 86031.

Show 131 more good fit varieties

How many chill hours does 86031 get?: 86031 averages 1660 chill hours per winter, ranging from 1418 to 1781 across the last 10 years.
What hardiness zone is 86031?: 86031 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