condition mean min max 0 h after light 784.8495 781.834 787.865 4 h after light 1005.6815 977.863 1033.5 8 h after light 720.4465 702.197 738.696 4 h after dark 624.0255 617.482 630.569 8 h after dark 860.7460000000001 847.306 874.186 12 h after dark 912.972 843.411 982.533