| Gregorian: | Thursday, 1 January 2026 |
| Mayan: | Long count = 13.0.13.3.19; tzolkin = 5 Cauac; haab = 17 Kankin |
| French: | 12 Nivôse an 234 de la Révolution |
| Islamic: | 12 Rajab 1447 |
| Hebrew: | 12 Teveth 5786 |
| Julian: | 19 December 2025 |
| ISO: | Day 4 of week 1 of 2026 |
| Persian: | 12 Dey 1404 |
| Ethiopic: | 23 Takhsas 2018 |
| Coptic: | 23 Kiyahk 1742 |
| Chinese: | Cycle 78, year 42 (Yi-Si), month 11 (Wu-Zi), day 13 (Yi-Hai) |
| Julian day: | 2461042 |
| Day of year: | Day 1 of 2026; 364 days remaining in the year |
| Discordian: | Sweetmorn, Chaos 1, Year of Our Lady of Discord 3192 |
