condition mean min max 4 h after light 21.7 21.7 21.7 8 h after light 4.6 4.5 4.7 12 h after light 27.200000000000003 24.8 29.6 4 h after dark 35.85 17.1 54.6 8 h after dark 29.549999999999997 16.3 42.8 12 h after dark 30.85 20.8 40.9