How many chill hours does 12913 get?

12913 averages 1221 chill hours per winter, ranging from 994 to 1665 across the last 10 years.

What hardiness zone is 12913?

12913 is in USDA hardiness zone 4a.

Location almanac

The short answer

12913 averages 1,221 chill hours per winter (994–1,665 across 10 years) in USDA zone 4a.

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 12913’s chill hours and zone:

Chill and zone requirements are comfortably met in 12913.

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How many chill hours does 12913 get?: 12913 averages 1221 chill hours per winter, ranging from 994 to 1665 across the last 10 years.
What hardiness zone is 12913?: 12913 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