How many chill hours does 37210 get?

37210 averages 1215 chill hours per winter, ranging from 1015 to 1530 across the last 10 years.

What hardiness zone is 37210?

37210 is in USDA hardiness zone 7b.

Location almanac

The short answer

37210 averages 1,215 chill hours per winter (1,015–1,530 across 10 years) in USDA zone 7b.

37210 climate
Average chill hours	1,215 (1,015–1,530 across 10 winters)
USDA hardiness zone	7b
Last spring frost	typically March 16 – 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 37210’s chill hours and zone:

Chill and zone requirements are comfortably met in 37210.

Show 131 more good fit varieties

How many chill hours does 37210 get?: 37210 averages 1215 chill hours per winter, ranging from 1015 to 1530 across the last 10 years.
What hardiness zone is 37210?: 37210 is in USDA hardiness zone 7b.

Growing fruit trees in 37210? Get a care calendar anchored to this exact climate, with email reminders.

[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