How many chill hours does 21622 get?

21622 averages 1585 chill hours per winter, ranging from 1131 to 1919 across the last 10 years.

What hardiness zone is 21622?

21622 is in USDA hardiness zone 8a.

Location almanac

The short answer

21622 averages 1,585 chill hours per winter (1,131–1,919 across 10 years) in USDA zone 8a.

21622 climate
Average chill hours	1,585 (1,131–1,919 across 10 winters)
USDA hardiness zone	8a
Last spring frost	typically March 2 – March 29
First fall frost	typically November 11 – December 18

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 21622’s chill hours and zone:

Chill and zone requirements are comfortably met in 21622.

Show 129 more good fit varieties

How many chill hours does 21622 get?: 21622 averages 1585 chill hours per winter, ranging from 1131 to 1919 across the last 10 years.
What hardiness zone is 21622?: 21622 is in USDA hardiness zone 8a.

Growing fruit trees in 21622? 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