condition mean min max 4 h after light 46.170716666666664 41.85883 51.01448 8 h after light 40.92884333333333 36.51965 47.5981 12 h after light 46.048449999999995 39.93918 56.148959999999995 16 h after light 51.344746666666666 42.97822 64.69731999999999 4 h after dark 63.023743333333336 49.05427 71.91866999999999 8 h after dark 48.67256666666667 34.11654 62.137530000000005