condition mean min max 4 h after light 409.4 409.4 409.4 8 h after light 369.75 292.9 446.6 12 h after light 1315.8999999999999 432.6 2199.2 4 h after dark 1452.55 701.1 2204.0 8 h after dark 935.7 699.9 1171.5 12 h after dark 1004.2 861.6 1146.8