condition mean min max 4 h after light 25.4 25.4 25.4 8 h after light 24.25 23.5 25.0 12 h after light 18.75 17.9 19.6 4 h after dark 29.700000000000003 27.3 32.1 8 h after dark 49.1 21.0 77.2 12 h after dark 15.7 12.0 19.4