condition mean min max 4 h after light 292.59522200000004 255.727302 329.463142 8 h after light 365.060048 319.65727 410.462826 12 h after light 263.886258 199.00709 328.765426 4 h after dark 454.249602 370.924364 537.57484 8 h after dark 369.48445549999997 289.291451 449.67746 12 h after dark 321.054117 321.054117 321.054117