According to the 2023 USDA Hardiness Zone Map Tok, Alaska is in Zones 1b (-55°F to -50°F) and 2a (-50°F to -45°F). This is a change from the 2012 USDA Hardiness Zone Map which has Tok in Zones 1a (-60°F to -55°F) and 1b (-55°F to -50°F).