condition mean min max 4 h after light 358.1 358.1 358.1 8 h after light 378.7 354.0 403.4 12 h after light 453.95000000000005 346.8 561.1 4 h after dark 614.2 495.1 733.3 8 h after dark 689.05 521.2 856.9 12 h after dark 659.4000000000001 580.6 738.2