How many chill hours does 73453 get?

73453 averages 1023 chill hours per winter, ranging from 727 to 1294 across the last 10 years.

What hardiness zone is 73453?

73453 is in USDA hardiness zone 8a.

Location almanac

The short answer

73453 averages 1,023 chill hours per winter (727–1,294 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 73453’s chill hours and zone:

Chill and zone requirements are comfortably met in 73453.

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How many chill hours does 73453 get?: 73453 averages 1023 chill hours per winter, ranging from 727 to 1294 across the last 10 years.
What hardiness zone is 73453?: 73453 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