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Chill hours in 37819

The short answer

37819 averages 1,364 chill hours per winter (1,0951,765 across 10 years) in USDA zone 7a.
37819 climate
Average chill hours1,364 (1,095–1,765 across 10 winters)
USDA hardiness zone7a
Last spring frosttypically March 29 – April 22
First fall frosttypically October 21 – 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 37819’s chill hours and zone:

Good fit (161)

Chill and zone requirements are comfortably met in 37819.

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 37819 get?
37819 averages 1364 chill hours per winter, ranging from 1095 to 1765 across the last 10 years.
What hardiness zone is 37819?
37819 is in USDA hardiness zone 7a.

Growing fruit trees in 37819? 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