condition mean min max 4 h after light 279.06294549999996 271.161816 286.964075 8 h after light 243.944907 235.96545 251.924364 12 h after light 262.7168545 262.251927 263.181782 4 h after dark 285.06442949999996 283.311265 286.817594 8 h after dark 222.989941 186.30898 259.670902 12 h after dark 266.778203 266.778203 266.778203