How many chill hours does 71973 get?

71973 averages 1105 chill hours per winter, ranging from 830 to 1470 across the last 10 years.

What hardiness zone is 71973?

71973 is in USDA hardiness zone 8a.

Location almanac

The short answer

71973 averages 1,105 chill hours per winter (830–1,470 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 71973’s chill hours and zone:

Chill and zone requirements are comfortably met in 71973.

Show 129 more good fit varieties

How many chill hours does 71973 get?: 71973 averages 1105 chill hours per winter, ranging from 830 to 1470 across the last 10 years.
What hardiness zone is 71973?: 71973 is in USDA hardiness zone 8a.

Growing fruit trees in 71973? 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