How many chill hours does 75780 get?

75780 averages 737 chill hours per winter, ranging from 357 to 1029 across the last 10 years.

What hardiness zone is 75780?

75780 is in USDA hardiness zone 8b.

Location almanac

The short answer

75780 averages 737 chill hours per winter (357–1,029 across 10 years) in USDA zone 8b.

75780 climate
Average chill hours	737 (357–1,029 across 10 winters)
USDA hardiness zone	8b
Last spring frost	typically February 7 – March 7
First fall frost	typically November 13 – 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 75780’s chill hours and zone:

Chill and zone requirements are comfortably met in 75780.

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 75780 get?: 75780 averages 737 chill hours per winter, ranging from 357 to 1029 across the last 10 years.
What hardiness zone is 75780?: 75780 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