Utqiagvik, Alaska’s northernmost city, entered the polar night on November 18. The sun will not rise for 65 days. Residents rely on light therapy, celebrate the northern lights and wait until January 22, 2026, for the sun’s return. Utqiagvik, Alaska’s northernmost city, entered the polar night on November 18. The sun will not rise for 65 days. Residents rely on light therapy, celebrate the northern lights and wait until January 22, 2026, for the sun’s return.