condition mean min max 0 h after light 14.517949999999999 14.0188 15.0171 4 h after light 13.844149999999999 13.4558 14.2325 8 h after light 15.1965 14.8558 15.5372 4 h after dark 27.1618 27.1113 27.2123 8 h after dark 25.7035 25.6741 25.7329 12 h after dark 15.5797 14.7329 16.4265