ZIP Code 99826 - Gustavus Alaska is in 2023 USDA Hardiness Zones 6a (-10°F to -5°F), 6b (-5°F to 0°F), 7b (5°F to 10°F), 7a (0°F to 5°F), 5a (-20°F to -15°F), 8a (10°F to 15°F), 2b (-45°F to -40°F), 3b (-35°F to -30°F), 3a (-40°F to -35°F), 5b (-15°F to -10°F), 4b (-25°F to -20°F) and 4a (-30°F to -25°F)

2023 Hardiness Zone:	Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F Zone 7b: 5°F to 10°F Zone 7a: 0°F to 5°F Zone 5a: -20°F to -15°F Zone 8a: 10°F to 15°F Zone 2b: -45°F to -40°F Zone 3b: -35°F to -30°F Zone 3a: -40°F to -35°F Zone 5b: -15°F to -10°F Zone 4b: -25°F to -20°F Zone 4a: -30°F to -25°F
2012 Hardiness Zone:	Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F Zone 7b: 5°F to 10°F Zone 7a: 0°F to 5°F Zone 5a: -20°F to -15°F Zone 8a: 10°F to 15°F Zone 1b: -55°F to -50°F Zone 2a: -50°F to -45°F Zone 2b: -45°F to -40°F Zone 3b: -35°F to -30°F Zone 3a: -40°F to -35°F Zone 5b: -15°F to -10°F Zone 4b: -25°F to -20°F Zone 4a: -30°F to -25°F
1990 Hardiness Zone:	USDA Zone 6a : -10 to -5 F\|USDA Zone 6b : -5 to 0 F\|USDA Zone 7a : 0 to 5 F
Average First Frost Date:	Rare
Average Last Frost Date:	Rare
Koppen-Geiger Climate Zone:	Cfb - Oceanic Climate

ZIP Code 99826 Hardiness Zones and Climate Data