Click on the January holidays listed in blue for more details.
| Holidays | Date | Details |
|---|---|---|
| New Year's Day 2018 | Jan 1 - Monday | National holiday |
| World Braille Day 2018 | Jan 4 - Thursday | Global |
| Epiphany 2018 | Jan 6 - Saturday | Christian |
| International Programmers Day 2018 | Jan 7 - Sunday | Global |
| Orthodox Christmas Day 2018 | Jan 7 - Sunday | Orthodox Christian |
| Stephen Foster Memorial Day 2018 | Jan 13 - Saturday | Observance |
| Orthodox New Year 2018 | Jan 14 - Sunday | Orthodox Christian |
| Makar Sankranti 2018 | Jan 14 - Sunday | Hindu |
| Martin Luther King Day 2018 | Jan 15 - Monday | National holiday |
| World Religion Day 2018 | Jan 21 - Sunday | Global |
| International Customs Day 2018 | Jan 26 - Friday | Global |
