condition mean min max 4 h after light 361.7 361.7 361.7 8 h after light 366.7 364.4 369.0 12 h after light 368.45 340.5 396.4 4 h after dark 339.8 260.1 419.5 8 h after dark 304.95 237.9 372.0 12 h after dark 346.15 320.6 371.7