| month | day | visitor | score | home | score |
|---|
| November | 3, 2012 | Heat | 91 | Raptors | 115 |
| November | 5, 2012 | Heat | 78 | Jazz | 100 |
| November | 6, 2012 | Heat | 117 | Pistons | 105 |
| November | 10, 2012 | Wizards | 98 | Heat | 86 |
| November | 13, 2012 | Kings | 118 | Heat | 93 |
| November | 17, 2012 | Magic | 98 | Heat | 104 |
| November | 19, 2012 | Heat | 93 | Cavaliers | 84 |
| November | 20, 2012 | Heat | 92 | Magic | 103 |
| November | 25, 2012 | 76ers | 109 | Heat | 99 |
| November | 26, 2012 | Heat | 104 | Wizards | 117 |
| November | 28, 2012 | Raptors | 109 | Heat | 112 |
| November | 30, 2012 | Heat | 98 | Nets | 93 |
| December | 2, 2012 | Thunder | 104 | Heat | 107 |
| December | 4, 2012 | Cavaliers | 98 | Heat | 96 |
| December | 6, 2012 | Heat | 113 | Pistons | 138 |
| December | 10, 2012 | Heat | 82 | Mavericks | 122 |
| December | 14, 2012 | Heat | 118 | Pistons | 115 |
| December | 16, 2012 | Suns | 104 | Heat | 111 |
| December | 18, 2012 | Heat | 96 | Bucks | 127 |
| December | 22, 2012 | Heat | 89 | Nuggets | 110 |
| December | 26, 2012 | Magic | 94 | Heat | 111 |
| December | 29, 2012 | Heat | 98 | Magic | 119 |
| December | 31, 2012 | Heat | 92 | Thunder | 135 |
| January | 5, 2013 | Cavaliers | 91 | Heat | 113 |
| January | 6, 2013 | Heat | 80 | Suns | 117 |
| January | 7, 2013 | Heat | 98 | 76ers | 116 |
| January | 9, 2013 | Heat | 124 | Thunder | 129 |
| January | 13, 2013 | Timberwolves | 105 | Heat | 113 |
| January | 14, 2013 | Heat | 92 | Lakers | 108 |
| January | 15, 2013 | Pistons | 121 | Heat | 116 |
| January | 16, 2013 | Mavericks | 124 | Heat | 85 |
| January | 17, 2013 | Grizzlies | 123 | Heat | 108 |
| January | 18, 2013 | Thunder | 117 | Heat | 116 |
| January | 19, 2013 | 76ers | 108 | Heat | 106 |
| January | 20, 2013 | 76ers | 89 | Heat | 90 |
| January | 21, 2013 | Celtics | 102 | Heat | 79 |
| January | 23, 2013 | Heat | 95 | Grizzlies | 110 |
| January | 25, 2013 | Heat | 73 | Pelicans | 95 |
| January | 27, 2013 | Pelicans | 81 | Heat | 89 |
| January | 29, 2013 | Nuggets | 111 | Heat | 97 |
| January | 30, 2013 | Bucks | 113 | Heat | 101 |
| February | 1, 2013 | Blazers | 95 | Heat | 89 |
| February | 2, 2013 | Suns | 115 | Heat | 108 |
| February | 4, 2013 | Heat | 81 | Pelicans | 89 |
| February | 5, 2013 | Heat | 108 | Knicks | 128 |
| February | 8, 2013 | Heat | 82 | Bulls | 94 |
| February | 14, 2013 | Heat | 103 | Bucks | 130 |
| February | 15, 2013 | Hornets | 83 | Heat | 71 |
| February | 16, 2013 | Jazz | 96 | Heat | 98 |
| February | 17, 2013 | SuperSonics | 117 | Heat | 92 |
| February | 19, 2013 | Heat | 81 | 76ers | 134 |
| February | 20, 2013 | Heat | 98 | Magic | 89 |
| February | 26, 2013 | Heat | 88 | Suns | 103 |
| March | 2, 2013 | Heat | 102 | Grizzlies | 114 |
| March | 4, 2013 | Heat | 110 | Timberwolves | 108 |
| March | 6, 2013 | Heat | 84 | Pelicans | 96 |
| March | 8, 2013 | Bucks | 110 | Heat | 90 |
| March | 9, 2013 | Heat | 124 | Pacers | 100 |
| March | 10, 2013 | Heat | 74 | Hornets | 100 |
| March | 13, 2013 | Grizzlies | 128 | Heat | 109 |
| March | 21, 2013 | Nets | 107 | Heat | 100 |
| March | 26, 2013 | Heat | 95 | Bucks | 123 |
| March | 30, 2013 | Thunder | 110 | Heat | 106 |
| April | 1, 2013 | Suns | 114 | Heat | 88 |
| April | 3, 2013 | Heat | 104 | Wizards | 105 |
| April | 4, 2013 | Heat | 96 | Kings | 116 |
| April | 5, 2013 | Heat | 104 | Thunder | 135 |
| April | 6, 2013 | Celtics | 113 | Heat | 119 |
| April | 10, 2013 | Heat | | Blazers | |
| April | 11, 2013 | Celtics | | Heat | |
| April | 12, 2013 | Heat | | Wizards | |
| April | 14, 2013 | Nuggets | | Heat | |
| April | 17, 2013 | Lakers | | Heat | |
| April | 22, 2013 | Bulls | | Heat | |
| April | 23, 2013 | Heat | | Celtics | |
| April | 25, 2013 | Heat | | Grizzlies | |
| April | 27, 2013 | Cavaliers | | Heat | |
| April | 29, 2013 | Pacers | | Heat | |
| April | 30, 2013 | Heat | | SuperSonics | |
| May | 1, 2013 | Nuggets | | Heat | |
| May | 2, 2013 | Knicks | | Heat | |
| May | 3, 2013 | Magic | | Heat | |