How many chill hours does 78342 get?

78342 averages 225 chill hours per winter, ranging from 129 to 318 across the last 10 years.

What hardiness zone is 78342?

78342 is in USDA hardiness zone 9b.

Location almanac

The short answer

78342 averages 225 chill hours per winter (129–318 across 10 years) in USDA 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 78342’s chill hours and zone:

Chill and zone requirements are comfortably met in 78342.

Show 4 more good fit varieties

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

How many chill hours does 78342 get?: 78342 averages 225 chill hours per winter, ranging from 129 to 318 across the last 10 years.
What hardiness zone is 78342?: 78342 is in USDA hardiness zone 9b.

Growing fruit trees in 78342? 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