condition mean min max 4 h after light 22.7 22.7 22.7 8 h after light 43.35 37.2 49.5 12 h after light 30.549999999999997 20.7 40.4 4 h after dark 49.0 40.5 57.5 8 h after dark 71.80000000000001 66.2 77.4 12 h after dark 44.75 39.3 50.2