This Islamic Calendar, Al-Hijrah or Hijri Calendar, is based on the lunar system. Each month comprise of 29 or 30 days, depends on the sighting of the moon.

There are twelve months in the lunar year. They are:

1. Al-Muharram
   
   
2. Safar
   
   
3. Rabee'ul Awwal (Rabi-ul-Awal)
   
   
4. Rabee'ul Athathanee (Rabi-ul-Sani)
   
   
5. Jumadah Awwal (Jamadi-ul-Awal)
   
   
6. Jumadth Thanee (Jamadi-us-Sani)
   
   
7. Rajab
   
   
8. Sha'aban (Shaban)
   
   
9. Ramadan
   
   
10. Shawwal
    
    
11. Dhul-Qidah
    
    
12. Dhul-Hijah