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Chill hours in 30410

The short answer

30410 averages 605 chill hours per winter (367719 across 10 years) in USDA zone 9a.
30410 climate
Average chill hours605 (367–719 across 10 winters)
USDA hardiness zone9a
Last spring frosttypically January 31 – March 16
First fall frosttypically November 28 – December 11

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 30410’s chill hours and zone:

Marginal (12)

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

Marginal varieties for this location
VarietyFruit
GravensteinApple
HarcotApricot
Wenatchee MoorparkApricot
FlavortopNectarine
IndependenceNectarine
FrostPeach
Flavor SupremePlum
Green GagePlum
Black TartarianSweet Cherry
RainierSweet Cherry
VanSweet Cherry
Early RichmondTart Cherry
How many chill hours does 30410 get?
30410 averages 605 chill hours per winter, ranging from 367 to 719 across the last 10 years.
What hardiness zone is 30410?
30410 is in USDA hardiness zone 9a.

Growing fruit trees in 30410? 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