How many chill hours does 79510 get?

79510 averages 898 chill hours per winter, ranging from 681 to 1188 across the last 10 years.

What hardiness zone is 79510?

79510 is in USDA hardiness zone 8a.

Location almanac

The short answer

79510 averages 898 chill hours per winter (681–1,188 across 10 years) in USDA zone 8a.

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 79510’s chill hours and zone:

Chill and zone requirements are comfortably met in 79510.

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

How many chill hours does 79510 get?: 79510 averages 898 chill hours per winter, ranging from 681 to 1188 across the last 10 years.
What hardiness zone is 79510?: 79510 is in USDA hardiness zone 8a.

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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