condition mean min max 4 h after light 217.8 217.8 217.8 8 h after light 299.9 227.7 372.1 12 h after light 371.9 363.2 380.6 4 h after dark 357.8 336.1 379.5 8 h after dark 321.5 276.9 366.1 12 h after dark 306.20000000000005 286.6 325.8