| 03/03/2013 | 15:00 | Northern Rail Cup | Rochdale Hornets | 58 - 18 | Newcastle Thunder |
| 10/03/2013 | 15:00 | Northern Rail Cup | Newcastle Thunder | 4 - 30 | North Wales Crusaders |
| 17/03/2013 | 15:00 | Northern Rail Cup | Oldham RLFC | 34 - 16 | Newcastle Thunder |
| 24/03/2013 | 15:00 | Northern Rail Cup | Newcastle Thunder | 16 - 18 | Gloucestershire All Golds |
| 07/04/2013 | 14:00 | Challenge Cup | Batley Bulldogs | 72 - 0 | Newcastle Thunder |
| 14/04/2013 | 15:00 | League 1 | Hemel Stags | 21 - 20 | Newcastle Thunder |
| 28/04/2013 | 14:30 | League 1 | North Wales Crusaders | 52 - 10 | Newcastle Thunder |
| 05/05/2013 | 15:00 | League 1 | Newcastle Thunder | 30 - 10 | Gloucestershire All Golds |
| 12/05/2013 | 13:00 | League 1 | Newcastle Thunder | 16 - 28 | West Wales Raiders RL |
| 26/05/2013 | 13:00 | League 1 | Oldham RLFC | 54 - 16 | Newcastle Thunder |
| 02/06/2013 | 15:00 | League 1 | Oxford | 27 - 22 | Newcastle Thunder |
| 09/06/2013 | 14:00 | League 1 | Newcastle Thunder | 52 - 55 | London Skolars |
| 16/06/2013 | 15:00 | League 1 | Newcastle Thunder | 4 - 46 | Rochdale Hornets |
| 30/06/2013 | 15:00 | League 1 | Newcastle Thunder | 12 - 44 | Oldham RLFC |
| 07/07/2013 | 14:00 | League 1 | London Skolars | 52 - 24 | Newcastle Thunder |
| 14/07/2013 | 15:00 | League 1 | Newcastle Thunder | 14 - 14 | Oxford |
| 28/07/2013 | 13:00 | League 1 | West Wales Raiders RL | 30 - 36 | Newcastle Thunder |
| 04/08/2013 | 15:00 | League 1 | Newcastle Thunder | 20 - 24 | North Wales Crusaders |
| 11/08/2013 | 15:00 | League 1 | Rochdale Hornets | 29 - 22 | Newcastle Thunder |
| 18/08/2013 | 15:00 | League 1 | Gloucestershire All Golds | 34 - 36 | Newcastle Thunder |
| 01/09/2013 | 15:00 | League 1 | Newcastle Thunder | 24 - 22 | Hemel Stags |
