condition mean min max 4 h after light 376.9 376.9 376.9 8 h after light 421.7 361.9 481.5 12 h after light 417.2 394.7 439.7 4 h after dark 410.25 374.9 445.6 8 h after dark 365.95000000000005 326.8 405.1 12 h after dark 359.0 340.7 377.3