How many chill hours does 98280 get?

98280 averages 2458 chill hours per winter, ranging from 1767 to 2846 across the last 10 years.

What hardiness zone is 98280?

98280 is in USDA hardiness zone 9a.

Location almanac

The short answer

98280 averages 2,458 chill hours per winter (1,767–2,846 across 10 years) in USDA zone 9a.

98280 climate
Average chill hours	2,458 (1,767–2,846 across 10 winters)
USDA hardiness zone	9a
Last spring frost	typically January 3 – March 10
First fall frost	typically November 8 – December 20

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 98280’s chill hours and zone:

Chill and zone requirements are comfortably met in 98280.

Show 87 more good fit varieties

How many chill hours does 98280 get?: 98280 averages 2458 chill hours per winter, ranging from 1767 to 2846 across the last 10 years.
What hardiness zone is 98280?: 98280 is in USDA hardiness zone 9a.

Growing fruit trees in 98280? Get a care calendar anchored to this exact climate, with email reminders.

[1] Open-Meteo / Copernicus ERA5. Historical Weather API (hourly 2m temperature) — accessed July 2026
[2] USDA / PRISM (Oregon State University). 2023 USDA Plant Hardiness Zone Map — accessed July 2026