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Chill hours in 93239

The short answer

93239 averages 666 chill hours per winter (4581,103 across 10 years) in USDA zone 9b.
93239 climate
Average chill hours666 (458–1,103 across 10 winters)
USDA hardiness zone9b

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 93239’s chill hours and zone:

Marginal (32)

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

Marginal varieties for this location
VarietyFruit
GravensteinApple
GoldcotApricot
HarcotApricot
Wenatchee MoorparkApricot
HarkoNectarine
IndependenceNectarine
MericrestNectarine
Belle of GeorgiaPeach
CresthavenPeach
ElbertaPeach
FlameprincePeach
FrostPeach
HarvesterPeach
LoringPeach
O'HenryPeach
RedglobePeach
RedhavenPeach
RedskinPeach
D'AnjouPear
Harrow DelightPear
Blue DamsonPlum
Flavor SupremePlum
French Improved PrunePlum
Green GagePlum
Italian PrunePlum
StanleyPlum
Black TartarianSweet Cherry
RainierSweet Cherry
SunburstSweet Cherry
VanSweet Cherry
Show 2 more marginal varieties
How many chill hours does 93239 get?
93239 averages 666 chill hours per winter, ranging from 458 to 1103 across the last 10 years.
What hardiness zone is 93239?
93239 is in USDA hardiness zone 9b.

Growing fruit trees in 93239? 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