condition mean min max 4 h after light 30.6 30.6 30.6 8 h after light 65.45 27.1 103.8 12 h after light 67.45 45.4 89.5 4 h after dark 77.7 47.9 107.5 8 h after dark 110.80000000000001 108.7 112.9 12 h after dark 90.4 51.2 129.6