condition mean min max 4 h after light 42.2169815 39.956745 44.477218 8 h after light 52.994422 43.970781 62.018063 12 h after light 42.6322335 37.52001 47.744457 4 h after dark 44.106462500000006 40.267031 47.945894 8 h after dark 40.1360125 35.996888 44.275137 12 h after dark 28.963601 28.963601 28.963601