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Chill hours in 93960

The short answer

93960 averages 589 chill hours per winter (442926 across 10 years) in USDA zone 9b.
93960 climate
Average chill hours589 (442–926 across 10 winters)
USDA hardiness zone9b
Last spring frosttypically January 8 – March 7

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 93960’s chill hours and zone:

Marginal (39)

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

Marginal varieties for this location
VarietyFruit
GravensteinApple
GoldcotApricot
HarcotApricot
MoorparkApricot
Puget GoldApricot
TiltonApricot
Wenatchee MoorparkApricot
FlavortopNectarine
HarkoNectarine
IndependenceNectarine
MericrestNectarine
Belle of GeorgiaPeach
CresthavenPeach
ElbertaPeach
FlameprincePeach
FrostPeach
HarvesterPeach
JunegoldPeach
LoringPeach
O'HenryPeach
RedglobePeach
RedhavenPeach
RedskinPeach
ComicePear
D'AnjouPear
Harrow DelightPear
WarrenPear
Blue DamsonPlum
Flavor SupremePlum
French Improved PrunePlum
Show 9 more marginal varieties
How many chill hours does 93960 get?
93960 averages 589 chill hours per winter, ranging from 442 to 926 across the last 10 years.
What hardiness zone is 93960?
93960 is in USDA hardiness zone 9b.

Growing fruit trees in 93960? 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