condition mean min max 4 h after light 431.5 431.5 431.5 8 h after light 285.75 271.1 300.4 12 h after light 340.45000000000005 327.1 353.8 4 h after dark 295.25 283.3 307.2 8 h after dark 348.1 298.8 397.4 12 h after dark 234.85 153.5 316.2