condition mean min max 4 h after light 88.9 88.9 88.9 8 h after light 60.650000000000006 40.4 80.9 12 h after light 71.2 56.9 85.5 4 h after dark 86.15 63.2 109.1 8 h after dark 72.0 43.6 100.4 12 h after dark 95.4 63.5 127.3