How many chill hours does 33803 get?

33803 averages 125 chill hours per winter, ranging from 59 to 216 across the last 10 years.

What hardiness zone is 33803?

33803 is in USDA hardiness zone 10a.

Location almanac

The short answer

33803 averages 125 chill hours per winter (59–216 across 10 years) in USDA zone 10a.

33803 climate
Average chill hours	125 (59–216 across 10 winters)
USDA hardiness zone	10a

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 33803’s chill hours and zone:

Chill and zone requirements are comfortably met in 33803.

Possible in a good year or a favorable microclimate — click through for the caveats.

How many chill hours does 33803 get?: 33803 averages 125 chill hours per winter, ranging from 59 to 216 across the last 10 years.
What hardiness zone is 33803?: 33803 is in USDA hardiness zone 10a.

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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