condition mean min max 4 h after light 277.85161300000004 275.644517 280.058709 8 h after light 274.155841 260.627147 287.684535 12 h after light 286.996974 241.706873 332.287075 4 h after dark 298.2767905 290.647269 305.906312 8 h after dark 280.87615200000005 280.058709 281.693595 12 h after dark 264.429249 264.429249 264.429249