condition mean min max 4 h after light 337.7 337.7 337.7 8 h after light 434.95 378.2 491.7 12 h after light 440.6 380.8 500.4 4 h after dark 373.0 268.6 477.4 8 h after dark 290.45 285.9 295.0 12 h after dark 310.70000000000005 262.1 359.3