condition mean min max 4 h after light 391.332797 363.499907 419.165687 8 h after light 313.5355 255.608174 371.462826 12 h after light 422.0106685 253.481588 590.539749 4 h after dark 457.16132600000003 392.000673 522.321979 8 h after dark 751.991769 694.622628 809.36091 12 h after dark 512.451064 512.451064 512.451064