How many chill hours does 75571 get?

75571 averages 887 chill hours per winter, ranging from 504 to 1264 across the last 10 years.

What hardiness zone is 75571?

75571 is in USDA hardiness zone 8b.

Location almanac

The short answer

75571 averages 887 chill hours per winter (504–1,264 across 10 years) in USDA zone 8b.

75571 climate
Average chill hours	887 (504–1,264 across 10 winters)
USDA hardiness zone	8b
Last spring frost	typically February 5 – March 12
First fall frost	typically November 10 – December 10

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 75571’s chill hours and zone:

Chill and zone requirements are comfortably met in 75571.

Show 123 more good fit varieties

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

How many chill hours does 75571 get?: 75571 averages 887 chill hours per winter, ranging from 504 to 1264 across the last 10 years.
What hardiness zone is 75571?: 75571 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