How many chill hours does 20625 get?

20625 averages 1572 chill hours per winter, ranging from 1171 to 1896 across the last 10 years.

What hardiness zone is 20625?

20625 is in USDA hardiness zone 8a.

Location almanac

The short answer

20625 averages 1,572 chill hours per winter (1,171–1,896 across 10 years) in USDA zone 8a.

20625 climate
Average chill hours	1,572 (1,171–1,896 across 10 winters)
USDA hardiness zone	8a
Last spring frost	typically March 13 – April 2
First fall frost	typically November 13 – December 10

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 20625’s chill hours and zone:

Chill and zone requirements are comfortably met in 20625.

Show 129 more good fit varieties

How many chill hours does 20625 get?: 20625 averages 1572 chill hours per winter, ranging from 1171 to 1896 across the last 10 years.
What hardiness zone is 20625?: 20625 is in USDA hardiness zone 8a.

Growing fruit trees in 20625? 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