condition mean min max 4 h after light 395.13387750000004 392.693595 397.57416 8 h after light 329.4386425 320.851646 338.025639 12 h after light 340.56996000000004 336.30898 344.83094 4 h after dark 315.749713 235.475212 396.024214 8 h after dark 416.245098 386.575648 445.914548 12 h after dark 486.61755 486.61755 486.61755