condition mean min max 4 h after light 26.629804 16.863496 36.396112 8 h after light 32.127252999999996 27.886572 36.367934 12 h after light 26.661583999999998 26.217703 27.105465 4 h after dark 17.93159 14.243287 21.619893 8 h after dark 14.97834 14.284729 15.671951 12 h after dark 11.074471 11.074471 11.074471