condition mean min max 4 h after light 2.6 2.6 2.6 8 h after light 31.650000000000002 7.6 55.7 12 h after light 38.75 34.9 42.6 4 h after dark 37.15 20.5 53.8 8 h after dark 56.95 50.0 63.9 12 h after dark 53.5 39.4 67.6