condition mean min max 4 h after light 219.215415 175.742506 262.688324 8 h after light 266.0827805 194.372066 337.793495 12 h after light 393.53201149999995 392.959256 394.104767 4 h after dark 413.0090695 359.109094 466.909045 8 h after dark 597.883613 414.155134 781.612092 12 h after dark 400.119877 400.119877 400.119877