How many chill hours does 98644 get?

98644 averages 1618 chill hours per winter, ranging from 1272 to 2091 across the last 10 years.

What hardiness zone is 98644?

98644 is in USDA hardiness zone 9a.

Location almanac

The short answer

98644 averages 1,618 chill hours per winter (1,272–2,091 across 10 years) in USDA zone 9a.

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 98644’s chill hours and zone:

Chill and zone requirements are comfortably met in 98644.

Show 87 more good fit varieties

How many chill hours does 98644 get?: 98644 averages 1618 chill hours per winter, ranging from 1272 to 2091 across the last 10 years.
What hardiness zone is 98644?: 98644 is in USDA hardiness zone 9a.

Growing fruit trees in 98644? 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