condition mean min max 4 h after light 275.5345 236.756 314.313 8 h after light 252.707 221.259 284.155 12 h after light 244.353 242.867 245.839 4 h after dark 294.6333333333333 285.888 303.467 8 h after dark 393.15999999999997 359.739 415.409 12 h after dark 309.5253333333333 290.652 326.646