Somali calendar
The Somali calendar, ، which is a moon-and-sun-based system, was used by Somali herders and farmers to determine the seasons and predict the weather. The Somali lunar calendar is known as dayax-tiriska and the sun-based calendar is called amin-tiris or shin-tiris.
| The first day of the week | Hahat |
| The second day of the week | Orra hakhan |
| The third day of the week | Sere |
| The fourth day of the week | Kumat |
| The fifth day of the week | Sere hakhan |
| The sixth day of the week | Sere adhi |
| The seventh day of the week | Sere gaal |
| Seasons | Months | Days | 1st day of the month | Gregorian date | |
| Xagaa حَغَا), 13 weeks | Habis/Karan هَبِس/كَرَن) | 30 | Habis/Karan 1 | July 20 | |
| Xagaa حَغَا), 13 weeks | Hala-lood/Habar-ari, 13 weeks | Diraacgood | 31 | Dayrweyn/Dambesame 1 | October, 19 |
| Dayr, 13 weeks | Xoomir/Ximir | 30 | Xoomir/Ximir 1 | November 19 | |
| Dayr, 13 weeks | Xays | 31 | Xays 1 | December 19 | |
| Diraac, 13 weeks | Aminla'/Lixkor | 30 | Adhi-caseeye 1 | February 18 | |
| Diraac, 13 weeks | Daydo | 30 | Daydo 1 | March 20 | |
| Gu’, 13 weeks + 1 | Fushade/Seer-ma-waydo | 31 | Fushade/Seer-ma-waydo 1 | April 19 | |
| Gu’, 13 weeks + 1 | Cawl/Gu’soore | 30 | Cawl/Gu'soore 1 | May 20 | |
| Gu’, 13 weeks + 1 | Dirir-Sagaalo | 31 | Dirir-sagaalo 1 | June 19 |