condition mean min max 4 h after light 256.2260715 239.681625 272.770518 8 h after light 321.27727200000004 299.616672 342.937872 12 h after light 297.21076 272.770518 321.651002 4 h after dark 303.730772 303.718421 303.743123 8 h after dark 282.147911 242.287792 322.00803 12 h after dark 206.685228 206.685228 206.685228