The year in months
Months of 1400 AH
| Month | Days | Begins (Gregorian) | Weekday |
|---|---|---|---|
| Muharram مُحَرَّم | 30 | 20 November 1979 | Tuesday |
| Safar صَفَر | 29 | 20 December 1979 | Thursday |
| Rabi al-Awwal رَبِيع ٱلْأَوَّل | 30 | 18 January 1980 | Friday |
| Rabi al-Thani رَبِيع ٱلثَّانِي | 29 | 17 February 1980 | Sunday |
| Jumada al-Awwal جُمَادَىٰ ٱلْأُولَىٰ | 30 | 17 March 1980 | Monday |
| Jumada al-Thani جُمَادَىٰ ٱلثَّانِيَة | 29 | 16 April 1980 | Wednesday |
| Rajab رَجَب | 29 | 15 May 1980 | Thursday |
| Shaban شَعْبَان | 30 | 13 June 1980 | Friday |
| Ramadan رَمَضَان | 29 | 13 July 1980 | Sunday |
| Shawwal شَوَّال | 30 | 11 August 1980 | Monday |
| Dhu al-Qadah ذُو ٱلْقَعْدَة | 30 | 10 September 1980 | Wednesday |
| Dhu al-Hijjah ذُو ٱلْحِجَّة | 29 | 10 October 1980 | Friday |
Umm al-Qura official month lengths. Civil calculation — may differ by a day from the moon sighting.