How many chill hours does 41121 get?

41121 averages 1449 chill hours per winter, ranging from 1183 to 1741 across the last 10 years.

What hardiness zone is 41121?

41121 is in USDA hardiness zone 6b.

Location almanac

The short answer

41121 averages 1,449 chill hours per winter (1,183–1,741 across 10 years) in USDA zone 6b.

41121 climate
Average chill hours	1,449 (1,183–1,741 across 10 winters)
USDA hardiness zone	6b
Last spring frost	typically March 25 – April 23
First fall frost	typically November 1 – November 23

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 41121’s chill hours and zone:

Chill and zone requirements are comfortably met in 41121.

Show 126 more good fit varieties

How many chill hours does 41121 get?: 41121 averages 1449 chill hours per winter, ranging from 1183 to 1741 across the last 10 years.
What hardiness zone is 41121?: 41121 is in USDA hardiness zone 6b.

Growing fruit trees in 41121? Get a care calendar anchored to this exact climate, with email reminders.

[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