How many chill hours does 84651 get?

84651 averages 1443 chill hours per winter, ranging from 821 to 2027 across the last 10 years.

What hardiness zone is 84651?

84651 is in USDA hardiness zone 6b.

Location almanac

The short answer

84651 averages 1,443 chill hours per winter (821–2,027 across 10 years) in USDA zone 6b.

84651 climate
Average chill hours	1,443 (821–2,027 across 10 winters)
USDA hardiness zone	6b
Last spring frost	typically May 7 – May 24
First fall frost	typically September 30 – October 24

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 84651’s chill hours and zone:

Chill and zone requirements are comfortably met in 84651.

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How many chill hours does 84651 get?: 84651 averages 1443 chill hours per winter, ranging from 821 to 2027 across the last 10 years.
What hardiness zone is 84651?: 84651 is in USDA hardiness zone 6b.

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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