How many chill hours does 21084 get?

21084 averages 1691 chill hours per winter, ranging from 1385 to 1941 across the last 10 years.

What hardiness zone is 21084?

21084 is in USDA hardiness zone 7a.

Location almanac

The short answer

21084 averages 1,691 chill hours per winter (1,385–1,941 across 10 years) in USDA zone 7a.

21084 climate
Average chill hours	1,691 (1,385–1,941 across 10 winters)
USDA hardiness zone	7a
Last spring frost	typically March 26 – April 22
First fall frost	typically November 4 – 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 21084’s chill hours and zone:

Chill and zone requirements are comfortably met in 21084.

Show 131 more good fit varieties

How many chill hours does 21084 get?: 21084 averages 1691 chill hours per winter, ranging from 1385 to 1941 across the last 10 years.
What hardiness zone is 21084?: 21084 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