condition mean min max 4 h after light 258.923219 224.545743 293.300695 8 h after light 229.21098949999998 216.549683 241.872296 12 h after light 247.902449 235.550658 260.25424 4 h after dark 331.3156205 285.487886 377.143355 8 h after dark 369.648164 362.679656 376.616672 12 h after dark 345.825119 345.825119 345.825119