How many chill hours does 42456 get?

42456 averages 1375 chill hours per winter, ranging from 1063 to 1714 across the last 10 years.

What hardiness zone is 42456?

42456 is in USDA hardiness zone 7a.

Location almanac

The short answer

42456 averages 1,375 chill hours per winter (1,063–1,714 across 10 years) in USDA zone 7a.

42456 climate
Average chill hours	1,375 (1,063–1,714 across 10 winters)
USDA hardiness zone	7a
Last spring frost	typically March 16 – April 17
First fall frost	typically November 1 – November 22

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 42456’s chill hours and zone:

Chill and zone requirements are comfortably met in 42456.

Show 131 more good fit varieties

How many chill hours does 42456 get?: 42456 averages 1375 chill hours per winter, ranging from 1063 to 1714 across the last 10 years.
What hardiness zone is 42456?: 42456 is in USDA hardiness zone 7a.

Growing fruit trees in 42456? 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