condition mean min max 4 h after light 276.5 276.5 276.5 8 h after light 331.45000000000005 293.1 369.8 12 h after light 413.54999999999995 347.9 479.2 4 h after dark 428.9 384.5 473.3 8 h after dark 311.7 307.0 316.4 12 h after dark 269.05 230.3 307.8