Skip to content
EveryOrchard
Menu

Location almanac

Chill hours in 39425

The short answer

39425 averages 599 chill hours per winter (359755 across 10 years) in USDA zone 8b.
39425 climate
Average chill hours599 (359–755 across 10 winters)
USDA hardiness zone8b
Last spring frosttypically January 30 – March 13
First fall frosttypically November 13 – December 2

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 39425’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
BraeburnApple
Golden DeliciousApple
GravensteinApple
JonagoldApple
JonathanApple
Red DeliciousApple
HarcotApricot
MoorparkApricot
Puget GoldApricot
TiltonApricot
Wenatchee MoorparkApricot
FlavortopNectarine
IndependenceNectarine
Belle of GeorgiaPeach
ElbertaPeach
FlameprincePeach
FrostPeach
HarvesterPeach
JunegoldPeach
LoringPeach
O'HenryPeach
RedglobePeach
RedskinPeach
ComicePear
WarrenPear
Flavor SupremePlum
Green GagePlum
BingSweet Cherry
Black TartarianSweet Cherry
RainierSweet Cherry
Show 2 more marginal varieties
How many chill hours does 39425 get?
39425 averages 599 chill hours per winter, ranging from 359 to 755 across the last 10 years.
What hardiness zone is 39425?
39425 is in USDA hardiness zone 8b.

Growing fruit trees in 39425? Get a care calendar anchored to this exact climate, with email reminders.

Start My Orchard

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