condition mean min max 2 h after light 269.288 258.235 276.526 6 h after light 241.126 229.714 260.52 10 h after light 260.39033333333333 251.818 271.421 2 h after dark 262.83799999999997 252.124 273.844 6 h after dark 214.942 208.373 222.043 10 h after dark 173.94 170.91 176.392