condition mean min max 4 h after light 309.596094 293.759324 325.432864 8 h after light 331.08939050000004 320.847441 341.33134 12 h after light 299.21367899999996 261.570276 336.857082 4 h after dark 283.149363 270.0074 296.291326 8 h after dark 275.9372265 263.411627 288.462826 12 h after dark 230.531928 230.531928 230.531928