How many chill hours does 20005 get?

20005 averages 1559 chill hours per winter, ranging from 1236 to 1811 across the last 10 years.

What hardiness zone is 20005?

20005 is in USDA hardiness zone 8a.

Location almanac

The short answer

20005 averages 1,559 chill hours per winter (1,236–1,811 across 10 years) in USDA zone 8a.

20005 climate
Average chill hours	1,559 (1,236–1,811 across 10 winters)
USDA hardiness zone	8a
Last spring frost	typically March 23 – April 11
First fall frost	typically November 11 – November 24

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 20005’s chill hours and zone:

Chill and zone requirements are comfortably met in 20005.

Show 129 more good fit varieties

How many chill hours does 20005 get?: 20005 averages 1559 chill hours per winter, ranging from 1236 to 1811 across the last 10 years.
What hardiness zone is 20005?: 20005 is in USDA hardiness zone 8a.

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[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