How many chill hours does 83429 get?

83429 averages 1002 chill hours per winter, ranging from 576 to 1475 across the last 10 years.

What hardiness zone is 83429?

83429 is in USDA hardiness zone 4a.

Location almanac

The short answer

83429 averages 1,002 chill hours per winter (576–1,475 across 10 years) in USDA zone 4a.

83429 climate
Average chill hours	1,002 (576–1,475 across 10 winters)
USDA hardiness zone	4a
Last spring frost	typically May 28 – June 21
First fall frost	typically September 9 – October 23

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 83429’s chill hours and zone:

Chill and zone requirements are comfortably met in 83429.

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How many chill hours does 83429 get?: 83429 averages 1002 chill hours per winter, ranging from 576 to 1475 across the last 10 years.
What hardiness zone is 83429?: 83429 is in USDA hardiness zone 4a.

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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