How many chill hours does 03579 get?

03579 averages 1105 chill hours per winter, ranging from 853 to 1621 across the last 10 years.

What hardiness zone is 03579?

03579 is in USDA hardiness zone 4b.

Location almanac

The short answer

03579 averages 1,105 chill hours per winter (853–1,621 across 10 years) in USDA zone 4b.

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 03579’s chill hours and zone:

Chill and zone requirements are comfortably met in 03579.

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How many chill hours does 03579 get?: 03579 averages 1105 chill hours per winter, ranging from 853 to 1621 across the last 10 years.
What hardiness zone is 03579?: 03579 is in USDA hardiness zone 4b.

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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