condition mean min max 3 h after light 46.72076666666666 45.3717 47.9875 6 h after light 42.90613333333333 37.6718 47.3465 9 h after light 40.3865 38.5806 42.7845 12 h after light 44.0499 41.9747 45.3248 3 h after dark 49.5959 47.1619 51.663 6 h after dark 53.35023333333333 52.3471 54.1598 9 h after dark 52.869933333333336 50.6263 56.1827 12 h after dark 54.8512 48.1173 65.3676