condition mean min max 4 h after light 310.9 310.9 310.9 8 h after light 358.25 345.1 371.4 12 h after light 544.25 343.7 744.8 4 h after dark 517.4 365.2 669.6 8 h after dark 352.25 345.3 359.2 12 h after dark 368.79999999999995 353.7 383.9