condition mean min max 4 h after light 325.618203 299.647242 351.589164 8 h after light 343.693918 327.287673 360.100163 12 h after light 337.63430400000004 317.869068 357.39954 4 h after dark 399.0654125 347.024243 451.106582 8 h after dark 416.92175 402.149905 431.693595 12 h after dark 483.361216 483.361216 483.361216