On 13 February 2015, Wighton was selected on the interchange bench for the Indigenous All Stars in the 2015 All Stars match.
The Indigenous side won 20-6 over the NRL All Stars at Robina Stadium.

On 3 May 2015, Wighton played for New South Wales Country against New South Wales City in the 2015 City vs Country Origin match, playing at centre and scoring a try in Country's 34-22 win at Wagga Wagga.
In Round 25 against the Penrith Panthers, Wighton was charged with a grade two careless high tackle after he blindsided Panthers halfback Jamie Soward, following a break downfield.
The hit left Soward unconscious and he had to be assisted off the field on a stretcher during the Raiders 34-18 win at Canberra Stadium.
He was later suspended for a match, missing out in the Raiders last match of the season.
Wighton finished the 2015 NRL season having played in 20 matches and scoring 7 tries for the Raiders.
On 26 September 2015, Wighton played for the Prime Minister's XIII against Papua New Guinea, scoring a try in the 40-12 win in Port Moresby.
On 13 February 2015, Wighton was selected on the interchange bench for the Indigenous All Stars in the 2015 All Stars match. The Indigenous side won 20-6 over the NRL All Stars at Robina Stadium. 
On 3 May 2015, Wighton played for New South Wales Country against New South Wales City in the 2015 City vs Country Origin match, playing at centre and scoring a try in Country's 34-22 win at Wagga Wagga. In Round 25 against the Penrith Panthers, Wighton was charged with a grade two careless high tackle after he blindsided Panthers halfback Jamie Soward, following a break downfield. The hit left Soward unconscious and he had to be assisted off the field on a stretcher during the Raiders 34-18 win at Canberra Stadium. He was later suspended for a match, missing out in the Raiders last match of the season. Wighton finished the 2015 NRL season having played in 20 matches and scoring 7 tries for the Raiders. On 26 September 2015, Wighton played for the Prime Minister's XIII against Papua New Guinea, scoring a try in the 40-12 win in Port Moresby.
Jack Wighton