The 2013 Isle of Man TT Festival also included the Pre-TT Classic Races on 24, 25 & 27 May 2013 and the Post-TT Races on 8 June 2013 and both events held on the Billown Circuit.

[1] The blue ribbon event of race meeting the Senior TT race was won by John McGuinness and raising his tally of victories to 20 Isle of Man TT wins and also breaking the outright course record in the Superbike TT with a lap at an average speed of 131.671.

The Sidecar TT race produced a maiden Isle of Man TT wins for the two former Sidecar World Champions with Tim Reeves / Dan Sayle winning Sidecar TT Race 1 and Ben Birchall / Tom Birchall winning Sidecar TT Race 2.

[5] The Senior TT race was red-flagged on the first lap after Isle of Man TT newcomer Jonathan Howarth crashed at the bottom of Bray Hill and 10 spectators were injured in the incident.

[6][7] News was also made when James May completed a lap on a sidecar outfit built entirely from meccano.

The Tuesday session cancelled due to heavy rain showers and the Friday evening was session red-flagged for 50 minutes for the Isle of Man Fire Service to attend a house fire in Kirk Michael village.

The Japanese competitor Yoshinari Matsushita crashed fatally at Ballacrye Corner near Ballaugh during the Monday evening practice causing the session to be abandoned.