How many chill hours does 47304 get?

47304 averages 1467 chill hours per winter, ranging from 1248 to 1707 across the last 10 years.

What hardiness zone is 47304?

47304 is in USDA hardiness zone 6a.

Location almanac

The short answer

47304 averages 1,467 chill hours per winter (1,248–1,707 across 10 years) in USDA zone 6a.

47304 climate
Average chill hours	1,467 (1,248–1,707 across 10 winters)
USDA hardiness zone	6a
Last spring frost	typically April 13 – May 10
First fall frost	typically November 1 – November 14

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 47304’s chill hours and zone:

Chill and zone requirements are comfortably met in 47304.

Show 126 more good fit varieties

How many chill hours does 47304 get?: 47304 averages 1467 chill hours per winter, ranging from 1248 to 1707 across the last 10 years.
What hardiness zone is 47304?: 47304 is in USDA hardiness zone 6a.

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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