How many chill hours does 98577 get?

98577 averages 2234 chill hours per winter, ranging from 1941 to 2677 across the last 10 years.

What hardiness zone is 98577?

98577 is in USDA hardiness zone 8a.

Location almanac

The short answer

98577 averages 2,234 chill hours per winter (1,941–2,677 across 10 years) in USDA zone 8a.

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 98577’s chill hours and zone:

Chill and zone requirements are comfortably met in 98577.

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How many chill hours does 98577 get?: 98577 averages 2234 chill hours per winter, ranging from 1941 to 2677 across the last 10 years.
What hardiness zone is 98577?: 98577 is in USDA hardiness zone 8a.

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[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