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Chill hours in 37641

The short answer

37641 averages 1,329 chill hours per winter (1,1821,612 across 10 years) in USDA zone 7a.
37641 climate
Average chill hours1,329 (1,182–1,612 across 10 winters)
USDA hardiness zone7a
Last spring frosttypically March 21 – April 23
First fall frosttypically October 22 – November 22

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 37641’s chill hours and zone:

Good fit (161)

Chill and zone requirements are comfortably met in 37641.

Good fit varieties for this location
VarietyFruit
Acey MacApple
AkaneApple
AnnaApple
Arkansas BlackApple
BraeburnApple
CameoApple
CandyCrispApple
CortlandApple
Cox's Orange PippinApple
CrimsonCrispApple
Dorsett GoldenApple
EarligoldApple
EmpireApple
FortuneApple
FujiApple
GalaApple
Ginger GoldApple
GoldRushApple
Golden DeliciousApple
Golden SupremeApple
Granny SmithApple
GravensteinApple
HoneycrispApple
JonagoldApple
JonamacApple
JonathanApple
LibertyApple
LodiApple
McIntoshApple
MutsuApple
Show 131 more good fit varieties
How many chill hours does 37641 get?
37641 averages 1329 chill hours per winter, ranging from 1182 to 1612 across the last 10 years.
What hardiness zone is 37641?
37641 is in USDA hardiness zone 7a.

Growing fruit trees in 37641? Get a care calendar anchored to this exact climate, with email reminders.

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Sources

  1. [1] Open-Meteo / Copernicus ERA5. Historical Weather API (hourly 2m temperature) — accessed July 2026
  2. [2] USDA / PRISM (Oregon State University). 2023 USDA Plant Hardiness Zone Map — accessed July 2026