October will get a second full moon on the 31st, just in time for Halloween. The moon becomes officially full at 9:49 a.m. EDT (1349 GMT), according to NASA's SkyCal site. For New York City observers, the moon will set that morning at 7:14 a.m. and rise that evening at 6:13 p.m. local time. The moon sets the morning of Nov. 1 at 7:13 a.m.