How many chill hours does 78536 get?

78536 averages 162 chill hours per winter, ranging from 96 to 237 across the last 10 years.

What hardiness zone is 78536?

78536 is in USDA hardiness zone 9b.

Location almanac

The short answer

78536 averages 162 chill hours per winter (96–237 across 10 years) in USDA zone 9b.

78536 climate
Average chill hours	162 (96–237 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 78536’s chill hours and zone:

Chill and zone requirements are comfortably met in 78536.

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

How many chill hours does 78536 get?: 78536 averages 162 chill hours per winter, ranging from 96 to 237 across the last 10 years.
What hardiness zone is 78536?: 78536 is in USDA hardiness zone 9b.

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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