How many chill hours does 83209 get?

83209 averages 1562 chill hours per winter, ranging from 1079 to 2000 across the last 10 years.

What hardiness zone is 83209?

83209 is in USDA hardiness zone 6a.

Location almanac

The short answer

83209 averages 1,562 chill hours per winter (1,079–2,000 across 10 years) in USDA zone 6a.

83209 climate
Average chill hours	1,562 (1,079–2,000 across 10 winters)
USDA hardiness zone	6a
Last spring frost	typically April 19 – May 18
First fall frost	typically September 30 – October 27

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 83209’s chill hours and zone:

Chill and zone requirements are comfortably met in 83209.

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How many chill hours does 83209 get?: 83209 averages 1562 chill hours per winter, ranging from 1079 to 2000 across the last 10 years.
What hardiness zone is 83209?: 83209 is in USDA hardiness zone 6a.

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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