The months of the year are based on the Sino-Korean numerals. Each month, starting in January, is represented as a number followed by 월, which means "month". As an example, March is the third month, so it is 3 (삼) followed by 월, making 삼월.
| January | 일월 |
| February | 이월 |
| March | 삼월 |
| April | 사월 |
| May | 오월 |
| June | 유월 (not 육월) |
| July | 칠월 |
| August | 팔월 |
| September | 구월 |
| October | 시월 (not 십월) |
| November | 십일월 |
| December | 십이월 |