condition mean min max 4 h after light 348.5046665 255.693595 441.315738 8 h after light 346.9267565 302.225597 391.627916 12 h after light 335.2233105 313.995731 356.45089 4 h after dark 232.3632135 162.726519 301.999908 8 h after dark 229.1436155 196.596904 261.690327 12 h after dark 164.30898 164.30898 164.30898