condition mean min max 3 h after light 46.45373333333333 38.4562 59.082 6 h after light 38.5785 36.233 42.0927 9 h after light 45.2945 44.5576 46.2473 12 h after light 50.39426666666667 48.3633 53.1513 3 h after dark 62.1626 53.9347 70.4131 6 h after dark 50.946666666666665 48.843 52.3444 9 h after dark 42.3666 33.1549 50.1218 12 h after dark 36.9291 31.594 44.1475