How many chill hours does 22406 get?

22406 averages 1519 chill hours per winter, ranging from 1252 to 1829 across the last 10 years.

What hardiness zone is 22406?

22406 is in USDA hardiness zone 7a.

Location almanac

The short answer

22406 averages 1,519 chill hours per winter (1,252–1,829 across 10 years) in USDA zone 7a.

22406 climate
Average chill hours	1,519 (1,252–1,829 across 10 winters)
USDA hardiness zone	7a
Last spring frost	typically March 21 – April 8
First fall frost	typically November 11 – 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 22406’s chill hours and zone:

Chill and zone requirements are comfortably met in 22406.

Show 131 more good fit varieties

How many chill hours does 22406 get?: 22406 averages 1519 chill hours per winter, ranging from 1252 to 1829 across the last 10 years.
What hardiness zone is 22406?: 22406 is in USDA hardiness zone 7a.

Growing fruit trees in 22406? 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