condition mean min max 4 h after light 366.0438889 327.365 392.9866667 8 h after light 387.78611109999997 369.325 422.76 12 h after light 277.7622222333333 244.2066667 336.5266667 1.5 h after dark 256.4933333 229.0633333 280.7433333 5.5 h after dark 279.5744444333333 238.35 331.25 9.5 h after dark 323.77888889999997 288.4666667 344.03