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Chill hours in 73960

The short answer

73960 averages 1,398 chill hours per winter (1,1371,686 across 10 years) in USDA zone 7a.
73960 climate
Average chill hours1,398 (1,137–1,686 across 10 winters)
USDA hardiness zone7a
Last spring frosttypically March 24 – April 21
First fall frosttypically October 15 – November 20

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 73960’s chill hours and zone:

Good fit (161)

Chill and zone requirements are comfortably met in 73960.

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 73960 get?
73960 averages 1398 chill hours per winter, ranging from 1137 to 1686 across the last 10 years.
What hardiness zone is 73960?
73960 is in USDA hardiness zone 7a.

Growing fruit trees in 73960? 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