According to the 2023 USDA Hardiness Zone Map Captain Cook, Hawaii is in Zones 11a (40°F to 35°F), 11b (45°F to 40°F), 12a (50°F to 45°F), 12b (55°F to 50°F) and 13a (60°F to 55°F). This is a change from the 2012 USDA Hardiness Zone Map which has Captain Cook in Zones 11a (40°F to 35°F), 11b (45°F to 40°F), 12a (50°F to 45°F) and 12b (55°F to 50°F).