How many chill hours does 76641 get?

76641 averages 720 chill hours per winter, ranging from 356 to 1058 across the last 10 years.

What hardiness zone is 76641?

76641 is in USDA hardiness zone 8b.

Location almanac

The short answer

76641 averages 720 chill hours per winter (356–1,058 across 10 years) in USDA zone 8b.

76641 climate
Average chill hours	720 (356–1,058 across 10 winters)
USDA hardiness zone	8b
Last spring frost	typically February 4 – March 7
First fall frost	typically November 13 – 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 76641’s chill hours and zone:

Chill and zone requirements are comfortably met in 76641.

Show 95 more good fit varieties

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

Show 4 more marginal varieties

How many chill hours does 76641 get?: 76641 averages 720 chill hours per winter, ranging from 356 to 1058 across the last 10 years.
What hardiness zone is 76641?: 76641 is in USDA hardiness zone 8b.

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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