| Gregorian: | Sunday, 9 December 2018 |
| Mayan: | Long count = 13.0.6.0.19; tzolkin = 12 Cauac; haab = 12 Mac |
| French: | 19 Frimaire an 227 de la Révolution |
| Islamic: | 30 Rabi I 1440 |
| Hebrew: | 1 Teveth 5779 |
| Julian: | 26 November 2018 |
| ISO: | Day 7 of week 49 of 2018 |
| Persian: | 18 Azar 1397 |
| Ethiopic: | 30 Khedar 2011 |
| Coptic: | 30 Hatur 1735 |
| Chinese: | Cycle 78, year 35 (Wu-Xu), month 11 (Jia-Zi), day 3 (Yi-Hai) |
| Julian day: | 2458462 |
| Day of year: | Day 343 of 2018; 22 days remaining in the year |
| Discordian: | Pungenday, The Aftermath 51, Year of Our Lady of Discord 3184 |
