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Chill hours in 32437

The short answer

32437 averages 420 chill hours per winter (185548 across 10 years) in USDA zone 9a.
32437 climate
Average chill hours420 (185–548 across 10 winters)
USDA hardiness zone9a
Last spring frosttypically January 15 – February 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 32437’s chill hours and zone:

Marginal (14)

Possible in a good year or a favorable microclimate — click through for the caveats.

Marginal varieties for this location
VarietyFruit
MutsuApple
TomcotApricot
FantasiaNectarine
SuncrestPeach
BartlettPear
BoscPear
ChojuroPear
ShinkoPear
Elephant HeartPlum
BrooksSweet Cherry
Craig's CrimsonSweet Cherry
LapinsSweet Cherry
Royal RainierSweet Cherry
English MorelloTart Cherry
How many chill hours does 32437 get?
32437 averages 420 chill hours per winter, ranging from 185 to 548 across the last 10 years.
What hardiness zone is 32437?
32437 is in USDA hardiness zone 9a.

Growing fruit trees in 32437? 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