condition mean min max 4 h after light 55.8 55.8 55.8 8 h after light 33.4 32.5 34.3 12 h after light 54.650000000000006 45.6 63.7 4 h after dark 73.45 46.1 100.8 8 h after dark 40.2 30.8 49.6 12 h after dark 47.15 28.7 65.6