Monk qualified for the 2016 UK Open and defeated Stewart Rattray 6−3 and Robert Thornton 6−4, before losing 9−5 to Phil Taylor in round three. He was knocked out in the semi-finals of the 13th Challenge Tour event by Michael Barnard, but went one better later in the day at the 14th event by reaching the final where he lost 5−1 to Richie Burnett.