condition mean min max 4 h after light 285.5 285.5 285.5 8 h after light 326.45 315.0 337.9 12 h after light 359.6 290.9 428.3 4 h after dark 403.3 351.1 455.5 8 h after dark 395.35 329.5 461.2 12 h after dark 343.35 337.9 348.8