condition mean min max 4 h after light 26.9 26.9 26.9 8 h after light 17.3 6.7 27.9 12 h after light 12.15 9.4 14.9 4 h after dark 19.799999999999997 10.2 29.4 8 h after dark 21.2 17.5 24.9 12 h after dark 22.05 19.5 24.6