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Chill hours in 39877

The short answer

39877 averages 656 chill hours per winter (411742 across 10 years) in USDA zone 8b.
39877 climate
Average chill hours656 (411–742 across 10 winters)
USDA hardiness zone8b
Last spring frosttypically February 20 – March 16
First fall frosttypically November 18 – December 10

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 39877’s chill hours and zone:

Marginal (16)

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

Marginal varieties for this location
VarietyFruit
BraeburnApple
GravensteinApple
JonagoldApple
JonathanApple
Red DeliciousApple
HarcotApricot
Wenatchee MoorparkApricot
IndependenceNectarine
FrostPeach
Flavor SupremePlum
Green GagePlum
BingSweet Cherry
Black TartarianSweet Cherry
RainierSweet Cherry
VanSweet Cherry
Early RichmondTart Cherry
How many chill hours does 39877 get?
39877 averages 656 chill hours per winter, ranging from 411 to 742 across the last 10 years.
What hardiness zone is 39877?
39877 is in USDA hardiness zone 8b.

Growing fruit trees in 39877? 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