condition mean min max 4 h after light 23.5899 12.9393 31.1208 8 h after light 20.92490666666667 5.86652 38.1199 12 h after light 27.04886666666667 16.2379 39.6786 4 h after dark 33.387933333333336 24.4446 38.6733 8 h after dark 31.8858 19.7855 42.3901 12 h after dark 40.935500000000005 36.4003 46.1957