condition mean min max 4 h after light 426.7 426.7 426.7 8 h after light 431.4 284.9 577.9 12 h after light 422.70000000000005 407.3 438.1 4 h after dark 474.3 365.0 583.6 8 h after dark 431.5 375.9 487.1 12 h after dark 572.05 492.1 652.0