How many chill hours does 78736 get?

78736 averages 559 chill hours per winter, ranging from 269 to 784 across the last 10 years.

What hardiness zone is 78736?

78736 is in USDA hardiness zone 9a.

Location almanac

The short answer

78736 averages 559 chill hours per winter (269–784 across 10 years) in USDA zone 9a.

78736 climate
Average chill hours	559 (269–784 across 10 winters)
USDA hardiness zone	9a
Last spring frost	typically January 11 – March 6
First fall frost	typically November 1 – December 18

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 78736’s chill hours and zone:

Chill and zone requirements are comfortably met in 78736.

Show 48 more good fit varieties

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

How many chill hours does 78736 get?: 78736 averages 559 chill hours per winter, ranging from 269 to 784 across the last 10 years.
What hardiness zone is 78736?: 78736 is in USDA hardiness zone 9a.

Growing fruit trees in 78736? 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