How many chill hours does 77468 get?

77468 averages 333 chill hours per winter, ranging from 131 to 448 across the last 10 years.

What hardiness zone is 77468?

77468 is in USDA hardiness zone 9b.

Location almanac

The short answer

77468 averages 333 chill hours per winter (131–448 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 77468’s chill hours and zone:

Chill and zone requirements are comfortably met in 77468.

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

How many chill hours does 77468 get?: 77468 averages 333 chill hours per winter, ranging from 131 to 448 across the last 10 years.
What hardiness zone is 77468?: 77468 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