condition mean min max 4 h after light 337.2 337.2 337.2 8 h after light 374.25 321.3 427.2 12 h after light 377.75 345.3 410.2 4 h after dark 442.5 416.9 468.1 8 h after dark 389.79999999999995 353.9 425.7 12 h after dark 334.6 334.0 335.2