Calendar
| Sun | Mon | Tue | Wed | Thu | Fri | Sat |
| 28 | 29 | 30 | 31 | 1 | 2 | 3 |
| 10am: Year end Quads | 7:15pm: December Tuesday Night Swiss (OTB) Early Winter Six-Week Swiss Online |
11:45am: Herb Healy | ||||
| 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| Early Winter Six-Week Swiss Online | 7:45pm: Big Money Blitz (unrated) | 10am: January Quads | ||||
| 11 | 12 | 13 | 14 | 15 | 16 | 17 |
| Early Winter Six-Week Swiss Online | 7:45pm: Rated Friday Night Blitz | |||||
| 18 | 19 | 20 | 21 | 22 | 23 | 24 |
| Boston Queens Series - Event 4 Martin Luther King | Early Winter Six-Week Swiss Online | 7:45pm: Unrated Friday Night Blitz | ||||
| 25 | 26 | 27 | 28 | 29 | 30 | 31 |
| 5pm: Massachusetts High School Chess League |