How many chill hours does 37137 get?

37137 averages 1169 chill hours per winter, ranging from 963 to 1465 across the last 10 years.

What hardiness zone is 37137?

37137 is in USDA hardiness zone 7b.

Location almanac

The short answer

37137 averages 1,169 chill hours per winter (963–1,465 across 10 years) in USDA zone 7b.

37137 climate
Average chill hours	1,169 (963–1,465 across 10 winters)
USDA hardiness zone	7b
Last spring frost	typically March 13 – April 8
First fall frost	typically November 1 – November 30

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 37137’s chill hours and zone:

Chill and zone requirements are comfortably met in 37137.

Show 131 more good fit varieties

How many chill hours does 37137 get?: 37137 averages 1169 chill hours per winter, ranging from 963 to 1465 across the last 10 years.
What hardiness zone is 37137?: 37137 is in USDA hardiness zone 7b.

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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