How many chill hours does 28001 get?

28001 averages 1172 chill hours per winter, ranging from 927 to 1464 across the last 10 years.

What hardiness zone is 28001?

28001 is in USDA hardiness zone 8a.

Location almanac

The short answer

28001 averages 1,172 chill hours per winter (927–1,464 across 10 years) in USDA zone 8a.

28001 climate
Average chill hours	1,172 (927–1,464 across 10 winters)
USDA hardiness zone	8a
Last spring frost	typically March 7 – March 29
First fall frost	typically November 13 – December 3

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 28001’s chill hours and zone:

Chill and zone requirements are comfortably met in 28001.

Show 129 more good fit varieties

How many chill hours does 28001 get?: 28001 averages 1172 chill hours per winter, ranging from 927 to 1464 across the last 10 years.
What hardiness zone is 28001?: 28001 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