How many chill hours does 01905 get?

01905 averages 1791 chill hours per winter, ranging from 1540 to 2060 across the last 10 years.

What hardiness zone is 01905?

01905 is in USDA hardiness zone 7a.

Location almanac

The short answer

01905 averages 1,791 chill hours per winter (1,540–2,060 across 10 years) in USDA zone 7a.

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 01905’s chill hours and zone:

Chill and zone requirements are comfortably met in 01905.

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How many chill hours does 01905 get?: 01905 averages 1791 chill hours per winter, ranging from 1540 to 2060 across the last 10 years.
What hardiness zone is 01905?: 01905 is in USDA hardiness zone 7a.

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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