How many chill hours does 20155 get?

20155 averages 1566 chill hours per winter, ranging from 1298 to 1858 across the last 10 years.

What hardiness zone is 20155?

20155 is in USDA hardiness zone 7a.

Location almanac

The short answer

20155 averages 1,566 chill hours per winter (1,298–1,858 across 10 years) in USDA zone 7a.

20155 climate
Average chill hours	1,566 (1,298–1,858 across 10 winters)
USDA hardiness zone	7a
Last spring frost	typically March 21 – April 8
First fall frost	typically November 9 – November 25

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 20155’s chill hours and zone:

Chill and zone requirements are comfortably met in 20155.

Show 131 more good fit varieties

How many chill hours does 20155 get?: 20155 averages 1566 chill hours per winter, ranging from 1298 to 1858 across the last 10 years.
What hardiness zone is 20155?: 20155 is in USDA hardiness zone 7a.

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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