How many chill hours does 76640 get?

76640 averages 669 chill hours per winter, ranging from 327 to 1001 across the last 10 years.

What hardiness zone is 76640?

76640 is in USDA hardiness zone 8b.

Location almanac

The short answer

76640 averages 669 chill hours per winter (327–1,001 across 10 years) in USDA zone 8b.

76640 climate
Average chill hours	669 (327–1,001 across 10 winters)
USDA hardiness zone	8b
Last spring frost	typically February 4 – March 7
First fall frost	typically November 14 – December 22

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 76640’s chill hours and zone:

Chill and zone requirements are comfortably met in 76640.

Show 79 more good fit varieties

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

Show 20 more marginal varieties

How many chill hours does 76640 get?: 76640 averages 669 chill hours per winter, ranging from 327 to 1001 across the last 10 years.
What hardiness zone is 76640?: 76640 is in USDA hardiness zone 8b.

Growing fruit trees in 76640? 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