How many chill hours does 99136 get?

99136 averages 1940 chill hours per winter, ranging from 1452 to 2322 across the last 10 years.

What hardiness zone is 99136?

99136 is in USDA hardiness zone 7a.

Location almanac

The short answer

99136 averages 1,940 chill hours per winter (1,452–2,322 across 10 years) in USDA zone 7a.

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 99136’s chill hours and zone:

Chill and zone requirements are comfortably met in 99136.

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How many chill hours does 99136 get?: 99136 averages 1940 chill hours per winter, ranging from 1452 to 2322 across the last 10 years.
What hardiness zone is 99136?: 99136 is in USDA hardiness zone 7a.

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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