Skip to content
EveryOrchard
Menu

Location almanac

Chill hours in 36555

The short answer

36555 averages 404 chill hours per winter (167523 across 10 years) in USDA zone 9a.
36555 climate
Average chill hours404 (167–523 across 10 winters)
USDA hardiness zone9a
Last spring frosttypically January 9 – March 13

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 36555’s chill hours and zone:

Marginal (14)

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

Marginal varieties for this location
VarietyFruit
MutsuApple
TomcotApricot
FantasiaNectarine
SuncrestPeach
BartlettPear
BoscPear
ChojuroPear
ShinkoPear
Elephant HeartPlum
BrooksSweet Cherry
Craig's CrimsonSweet Cherry
LapinsSweet Cherry
Royal RainierSweet Cherry
English MorelloTart Cherry
How many chill hours does 36555 get?
36555 averages 404 chill hours per winter, ranging from 167 to 523 across the last 10 years.
What hardiness zone is 36555?
36555 is in USDA hardiness zone 9a.

Growing fruit trees in 36555? Get a care calendar anchored to this exact climate, with email reminders.

Start My Orchard

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