condition mean min max 4 h after light 38.2 38.2 38.2 8 h after light 42.8 28.9 56.7 12 h after light 34.25 14.0 54.5 4 h after dark 42.849999999999994 16.4 69.3 8 h after dark 32.5 22.7 42.3 12 h after dark 16.849999999999998 2.8 30.9