How many chill hours does 89831 get?

89831 averages 1048 chill hours per winter, ranging from 437 to 1475 across the last 10 years.

What hardiness zone is 89831?

89831 is in USDA hardiness zone 6a.

Location almanac

The short answer

89831 averages 1,048 chill hours per winter (437–1,475 across 10 years) in USDA zone 6a.

89831 climate
Average chill hours	1,048 (437–1,475 across 10 winters)
USDA hardiness zone	6a
Last spring frost	typically June 10 – June 22
First fall frost	typically September 6 – October 16

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 89831’s chill hours and zone:

Chill and zone requirements are comfortably met in 89831.

Show 126 more good fit varieties

How many chill hours does 89831 get?: 89831 averages 1048 chill hours per winter, ranging from 437 to 1475 across the last 10 years.
What hardiness zone is 89831?: 89831 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