condition mean min max 0 h after light 52.91589999999999 52.4004 53.4314 4 h after light 45.993700000000004 39.3213 52.6661 8 h after light 38.238699999999994 35.4858 40.9916 4 h after dark 52.96965 45.362 60.5773 8 h after dark 52.87805 50.8611 54.895 12 h after dark 51.79455 50.2188 53.3703