condition mean min max 4 h after light 276.9144645 241.223684 312.605245 8 h after light 311.98309600000005 271.30898 352.657212 12 h after light 329.750203 322.722594 336.777812 4 h after dark 366.401591 362.648048 370.155134 8 h after dark 322.442678 322.162762 322.722594 12 h after dark 304.539749 304.539749 304.539749