condition mean min max 1 h after light 12.67212358 12.67212358 12.67212358 3 h after light 15.994249889999999 15.74895767 16.23954211 5 h after light 15.369805785 13.71439639 17.02521518 7 h after light 17.046571215 15.68095454 18.41218789 9 h after light 16.56005394 15.87465644 17.24545144 11 h after light 17.342567879999997 16.36732841 18.31780735 1 h after dark 14.521837375 11.29338073 17.75029402 3 h after dark 14.07235728 12.87342652 15.27128804 5 h after dark 17.88160306 14.78891708 20.97428904 7 h after dark 22.63669849 20.72908586 24.54431112 9 h after dark 27.985551119999997 27.50864209 28.46246015 11 h after dark 29.269004695 27.10522084 31.43278855