condition mean min max 4 h after light 798.3 798.3 798.3 8 h after light 811.8 761.8 861.8 12 h after light 838.4 710.8 966.0 4 h after dark 714.4000000000001 532.6 896.2 8 h after dark 862.1 683.5 1040.7 12 h after dark 985.9 852.0 1119.8