The academic calendar of the national; open University of Nigeria for the 2015/2016 academic session is as indicated in the table below;
| Month | Activity | Possible Duration | Block Dates |
| December, 2015 | Senate | December, 2015 | |
| January | Registration for Courses and Examinations by both Fresh and Returning Students commences | 11th January, 2016 | |
| January | Convocation | 15th and 16th January, 2016 | |
| January | Facilitation commences | 18th January, 2016 | |
| January | Course Registration ends | 4 weeks | 12th February, 2016 |
| February | 1st TMA | 2 weeks | 8th February, 2016 |
| February | Orientation of Fresh Students | 9th & 10th February, 2016 | |
| February | Matriculation Ceremony | 20th February, 2016 | |
| February | Inaugural Lecture | ||
| February | Senate | ||
| February | 2nd TMA | 4 weeks | 15th February, 2016 |
| February | 3rd TMA | 26th February, 2016 | |
| March | 4th TMA | 11th March, 2016 | |
| March | Registration for Examination closes | 11th March, 2016 | |
| March | Facilitation ends | 13th March, 2016 | |
| March | Examinations begin | 8 weeks | 21st March, 2016 |
| March | Inaugural Lecture | ||
| April | Senate | ||
| May | Examinations end | 13th May, 2016 | |
| May | Marking of PoP begins | 6th May, 2016 | |
| May | Marking of PoP ends | 27th May, 2016 | |
| May | Collation of PoP & e-exams results ends | 3rd June, 2016 | |
| May | IT/SIWES Supervision begins | 14th May, 2016 | |
| May | Inaugural Lecture | June, 2016 | |
| June | Senate | June, 2016 | |
| June | Release of Examination Results | 14th June, 2016 | |
| June | IT/SIWES Supervision ends | 15th June, 2016 | |
| June | Registration of students commences | 4 weeks | 27th June, 2016 |
| June | Orientation of fresh students | 28th June to 29th June, 2016 | |
| July | Matriculation Ceremony | 29th – 3rd July | 2nd July, 2016 |
| July | Facilitation commences | 4th July, 2016 | |
| July | Inaugural Lecture | ||
| July | Senate | ||
| July | Registration of students ends | 22nd July, 2016 | |
| August | 1st TMA | 8 weeks | 26th July, 2016 |
| August | 2nd TMA | 8th August, 2016 | |
| September | 3rd TMA | 22nd August, 2016 | |
| September | 4th TMA | 15th September, 2016 | |
| September | Facilitation ends | 16th September, 2016 | |
| September | Examinations begin | 8 weeks | 26th September, 2016 |
| September | Inaugural Lecture | ||
| October | Senate | ||
| November | Marking of PoP begins | 11th November, 2016 | |
| November | Examinations end | 18th November, 2016 | |
| November | Marking of PoP ends | 25th November, 2016 | |
| November | Collation of PoP & e-Exams results end | 1st December, 2016 | |
| November | IT/SIWES Supervision begins | 19th November, 2015 | |
| November | Inaugural Lecture | ||
| December | Senate | ||
| December | Release of Results | 2nd December, 2016 | |
| December | IT/SIWES Supervision ends | 20th December, 2016 |
