condition mean min max 4 h after light 2.4 2.4 2.4 8 h after light 19.1 18.4 19.8 12 h after light 26.700000000000003 11.8 41.6 4 h after dark 19.5 14.2 24.8 8 h after dark 21.6 10.2 33.0 12 h after dark 19.9 14.3 25.5