How many chill hours does 22427 get?

22427 averages 1471 chill hours per winter, ranging from 1184 to 1733 across the last 10 years.

What hardiness zone is 22427?

22427 is in USDA hardiness zone 7b.

Location almanac

The short answer

22427 averages 1,471 chill hours per winter (1,184–1,733 across 10 years) in USDA zone 7b.

22427 climate
Average chill hours	1,471 (1,184–1,733 across 10 winters)
USDA hardiness zone	7b
Last spring frost	typically March 21 – April 3
First fall frost	typically November 11 – November 28

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 22427’s chill hours and zone:

Chill and zone requirements are comfortably met in 22427.

Show 131 more good fit varieties

How many chill hours does 22427 get?: 22427 averages 1471 chill hours per winter, ranging from 1184 to 1733 across the last 10 years.
What hardiness zone is 22427?: 22427 is in USDA hardiness zone 7b.

Growing fruit trees in 22427? 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