condition mean min max 0 h after light 424.3005 421.833 426.768 4 h after light 737.182 631.538 842.826 8 h after light 1072.22 1040.93 1103.51 4 h after dark 1294.005 1285.35 1302.66 8 h after dark 685.87 664.457 707.283 12 h after dark 679.2149999999999 585.212 773.218