condition mean min max 3 h after light 47.9634 39.7884 53.5856 6 h after light 36.9368 28.4705 44.9786 9 h after light 33.47403333333333 31.0108 37.7009 12 h after light 44.203075 31.2991 55.2178 3 h after dark 47.48673333333333 44.4228 50.2721 6 h after dark 47.6069 43.4667 54.2873 9 h after dark 41.879 37.098 50.1626 12 h after dark 44.956649999999996 43.324 46.5893