This page displays the Islamic calendar for the Hijri month Ramadān 1400 - 1980 in Oman. To display calendars of other months in Oman, click on "Previous Month" or "Next Month". To display calendar of all the year in Oman, click on "1400 Year Calendar". To display the Islamic calendar in another country, select this country from the drop down list. Also, you can print the Islamic calendar Ramadān 1400-1980 in Oman or download it in a PDF format.
| Sunday | 1 Ramadan 1400 (First of Ramadan) | 13 July (Tammuz) 1980 |
| Monday | 2 Ramadan 1400 | 14 July (Tammuz) 1980 |
| Tuesday | 3 Ramadan 1400 | 15 July (Tammuz) 1980 |
| Wednesday | 4 Ramadan 1400 | 16 July (Tammuz) 1980 |
| Thursday | 5 Ramadan 1400 | 17 July (Tammuz) 1980 |
| Friday | 6 Ramadan 1400 | 18 July (Tammuz) 1980 |
| Saturday | 7 Ramadan 1400 | 19 July (Tammuz) 1980 |
| Sunday | 8 Ramadan 1400 | 20 July (Tammuz) 1980 |
| Monday | 9 Ramadan 1400 | 21 July (Tammuz) 1980 |
| Tuesday | 10 Ramadan 1400 | 22 July (Tammuz) 1980 |
| Wednesday | 11 Ramadan 1400 | 23 July (Tammuz) 1980 |
| Thursday | 12 Ramadan 1400 | 24 July (Tammuz) 1980 |
| Friday | 13 Ramadan 1400 | 25 July (Tammuz) 1980 |
| Saturday | 14 Ramadan 1400 | 26 July (Tammuz) 1980 |
| Sunday | 15 Ramadan 1400 | 27 July (Tammuz) 1980 |
| Monday | 16 Ramadan 1400 | 28 July (Tammuz) 1980 |
| Tuesday | 17 Ramadan 1400 | 29 July (Tammuz) 1980 |
| Wednesday | 18 Ramadan 1400 | 30 July (Tammuz) 1980 |
| Thursday | 19 Ramadan 1400 | 31 July (Tammuz) 1980 |
| Friday | 20 Ramadan 1400 | 1 August (Ab) 1980 |
| Saturday | 21 Ramadan 1400 | 2 August (Ab) 1980 |
| Sunday | 22 Ramadan 1400 | 3 August (Ab) 1980 |
| Monday | 23 Ramadan 1400 | 4 August (Ab) 1980 |
| Tuesday | 24 Ramadan 1400 | 5 August (Ab) 1980 |
| Wednesday | 25 Ramadan 1400 | 6 August (Ab) 1980 |
| Thursday | 26 Ramadan 1400 | 7 August (Ab) 1980 |
| Friday | 27 Ramadan 1400 (Laylat al-Qadr) | 8 August (Ab) 1980 |
| Saturday | 28 Ramadan 1400 | 9 August (Ab) 1980 |
| Sunday | 29 Ramadan 1400 | 10 August (Ab) 1980 |
| Monday | 1 Shawwal 1400 (First of Ramadan) | 11 August (Ab) 1980 |
| Tuesday | 2 Shawwal 1400 | 12 August (Ab) 1980 |
| Wednesday | 3 Shawwal 1400 | 13 August (Ab) 1980 |
| Thursday | 4 Shawwal 1400 | 14 August (Ab) 1980 |
| Friday | 5 Shawwal 1400 | 15 August (Ab) 1980 |
| Saturday | 6 Shawwal 1400 | 16 August (Ab) 1980 |
| Sunday | 7 Shawwal 1400 | 17 August (Ab) 1980 |
| Monday | 8 Shawwal 1400 | 18 August (Ab) 1980 |
| Tuesday | 9 Shawwal 1400 | 19 August (Ab) 1980 |
| Wednesday | 10 Shawwal 1400 | 20 August (Ab) 1980 |
| Thursday | 11 Shawwal 1400 | 21 August (Ab) 1980 |
| Friday | 12 Shawwal 1400 | 22 August (Ab) 1980 |
| Saturday | 13 Shawwal 1400 | 23 August (Ab) 1980 |
| Sunday | 14 Shawwal 1400 | 24 August (Ab) 1980 |
| Monday | 15 Shawwal 1400 | 25 August (Ab) 1980 |
| Tuesday | 16 Shawwal 1400 | 26 August (Ab) 1980 |
| Wednesday | 17 Shawwal 1400 | 27 August (Ab) 1980 |
| Thursday | 18 Shawwal 1400 | 28 August (Ab) 1980 |
| Friday | 19 Shawwal 1400 | 29 August (Ab) 1980 |
| Saturday | 20 Shawwal 1400 | 30 August (Ab) 1980 |
| Sunday | 21 Shawwal 1400 | 31 August (Ab) 1980 |
| Monday | 22 Shawwal 1400 | 1 September (Aylul) 1980 |
| Tuesday | 23 Shawwal 1400 | 2 September (Aylul) 1980 |
| Wednesday | 24 Shawwal 1400 | 3 September (Aylul) 1980 |
| Thursday | 25 Shawwal 1400 | 4 September (Aylul) 1980 |
| Friday | 26 Shawwal 1400 | 5 September (Aylul) 1980 |
| Saturday | 27 Shawwal 1400 (Laylat al-Qadr) | 6 September (Aylul) 1980 |
| Sunday | 28 Shawwal 1400 | 7 September (Aylul) 1980 |
| Monday | 29 Shawwal 1400 | 8 September (Aylul) 1980 |
| Tuesday | 30 Shawwal 1400 | 9 September (Aylul) 1980 |
| Holiday | Day | Hijri Date | Gregorian Date |
| First of Ramadan | Sunday | 1 Ramadān 1400 | 13 July (Tammuz) 1980 |
| Laylat al-Qadr | Friday | 27 Ramadān 1400 | 8 August (Ab) 1980 |
| First of Ramadan | Sunday | 1 Ramadān 1400 | 13 July (Tammuz) 1980 |
| Laylat al-Qadr | Friday | 27 Ramadān 1400 | 8 August (Ab) 1980 |