How many chill hours does 18252 get?

18252 averages 1641 chill hours per winter, ranging from 1340 to 1992 across the last 10 years.

What hardiness zone is 18252?

18252 is in USDA hardiness zone 6b.

Location almanac

The short answer

18252 averages 1,641 chill hours per winter (1,340–1,992 across 10 years) in USDA zone 6b.

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 18252’s chill hours and zone:

Chill and zone requirements are comfortably met in 18252.

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How many chill hours does 18252 get?: 18252 averages 1641 chill hours per winter, ranging from 1340 to 1992 across the last 10 years.
What hardiness zone is 18252?: 18252 is in USDA hardiness zone 6b.

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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