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Chill hours in 95713

The short answer

95713 averages 1,841 chill hours per winter (1,4592,234 across 10 years) in USDA zone 9a.
95713 climate
Average chill hours1,841 (1,459–2,234 across 10 winters)
USDA hardiness zone9a
Last spring frosttypically March 14 – May 7
First fall frosttypically November 3 – 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 95713’s chill hours and zone:

How many chill hours does 95713 get?
95713 averages 1841 chill hours per winter, ranging from 1459 to 2234 across the last 10 years.
What hardiness zone is 95713?
95713 is in USDA hardiness zone 9a.

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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