How many chill hours does 77385 get?

77385 averages 476 chill hours per winter, ranging from 199 to 614 across the last 10 years.

What hardiness zone is 77385?

77385 is in USDA hardiness zone 9a.

Location almanac

The short answer

77385 averages 476 chill hours per winter (199–614 across 10 years) in USDA zone 9a.

77385 climate
Average chill hours	476 (199–614 across 10 winters)
USDA hardiness zone	9a
Last spring frost	typically January 18 – February 27
First fall frost	typically November 13 – December 20

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 77385’s chill hours and zone:

Chill and zone requirements are comfortably met in 77385.

Show 36 more good fit varieties

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

How many chill hours does 77385 get?: 77385 averages 476 chill hours per winter, ranging from 199 to 614 across the last 10 years.
What hardiness zone is 77385?: 77385 is in USDA hardiness zone 9a.

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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