How many chill hours does 22657 get?

22657 averages 1618 chill hours per winter, ranging from 1379 to 1861 across the last 10 years.

What hardiness zone is 22657?

22657 is in USDA hardiness zone 7a.

Location almanac

The short answer

22657 averages 1,618 chill hours per winter (1,379–1,861 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 22657’s chill hours and zone:

Chill and zone requirements are comfortably met in 22657.

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How many chill hours does 22657 get?: 22657 averages 1618 chill hours per winter, ranging from 1379 to 1861 across the last 10 years.
What hardiness zone is 22657?: 22657 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