condition mean min max 4 h after light 513.9 513.9 513.9 8 h after light 781.0999999999999 626.8 935.4 12 h after light 708.3499999999999 653.9 762.8 4 h after dark 654.35 553.6 755.1 8 h after dark 538.2 246.5 829.9 12 h after dark 386.5 307.6 465.4