How many chill hours does 82070 get?

82070 averages 1224 chill hours per winter, ranging from 949 to 1662 across the last 10 years.

What hardiness zone is 82070?

82070 is in USDA hardiness zone 4b.

Location almanac

The short answer

82070 averages 1,224 chill hours per winter (949–1,662 across 10 years) in USDA zone 4b.

82070 climate
Average chill hours	1,224 (949–1,662 across 10 winters)
USDA hardiness zone	4b
Last spring frost	typically May 14 – May 30
First fall frost	typically September 21 – October 13

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 82070’s chill hours and zone:

Chill and zone requirements are comfortably met in 82070.

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How many chill hours does 82070 get?: 82070 averages 1224 chill hours per winter, ranging from 949 to 1662 across the last 10 years.
What hardiness zone is 82070?: 82070 is in USDA hardiness zone 4b.

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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