condition mean min max 4 h after light 52.4 52.4 52.4 8 h after light 21.650000000000002 11.1 32.2 12 h after light 29.5 27.3 31.7 4 h after dark 54.05 48.2 59.9 8 h after dark 70.05 55.9 84.2 12 h after dark 51.15 45.3 57.0