How many chill hours does 82620 get?

82620 averages 1048 chill hours per winter, ranging from 633 to 1434 across the last 10 years.

What hardiness zone is 82620?

82620 is in USDA hardiness zone 5a.

Location almanac

The short answer

82620 averages 1,048 chill hours per winter (633–1,434 across 10 years) in USDA zone 5a.

82620 climate
Average chill hours	1,048 (633–1,434 across 10 winters)
USDA hardiness zone	5a
Last spring frost	typically May 1 – May 23
First fall frost	typically September 26 – 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 82620’s chill hours and zone:

Chill and zone requirements are comfortably met in 82620.

Show 122 more good fit varieties

How many chill hours does 82620 get?: 82620 averages 1048 chill hours per winter, ranging from 633 to 1434 across the last 10 years.
What hardiness zone is 82620?: 82620 is in USDA hardiness zone 5a.

Growing fruit trees in 82620? Get a care calendar anchored to this exact climate, with email reminders.

[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