condition mean min max 4 h after light 31.9760415 30.709477 33.242606 8 h after light 32.5704125 31.801302 33.339523 12 h after light 31.0820175 26.622128 35.541907 4 h after dark 44.606983 35.541907 53.672059 8 h after dark 42.175854 35.054767 49.296941 12 h after dark 30.274689 30.274689 30.274689