How many chill hours does 86440 get?

86440 averages 206 chill hours per winter, ranging from 81 to 563 across the last 10 years.

What hardiness zone is 86440?

86440 is in USDA hardiness zone 9b.

Location almanac

The short answer

86440 averages 206 chill hours per winter (81–563 across 10 years) in USDA zone 9b.

86440 climate
Average chill hours	206 (81–563 across 10 winters)
USDA hardiness zone	9b

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 86440’s chill hours and zone:

Chill and zone requirements are comfortably met in 86440.

Show 3 more good fit varieties

Possible in a good year or a favorable microclimate — click through for the caveats.

Show 15 more marginal varieties

How many chill hours does 86440 get?: 86440 averages 206 chill hours per winter, ranging from 81 to 563 across the last 10 years.
What hardiness zone is 86440?: 86440 is in USDA hardiness zone 9b.

Growing fruit trees in 86440? Get a care calendar anchored to this exact climate, with email reminders.

[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