The opening hours of the Koutoubia Mosque may vary depending on the seasons and daily prayers. Generally, here are the approximate timings for visits and prayers at the Koutoubia Mosque:

– The mosque is open to non-Muslim visitors outside of prayer times.
– For the morning prayer (Fajr), the mosque opens approximately 30 minutes before dawn and closes shortly after.
– For the afternoon prayer (Dhuhr), the mosque may close for about an hour and then reopen for the afternoon prayers.
– For the evening prayer (Maghrib), the mosque may close for about 15 to 30 minutes before the prayer and then reopen shortly after.
– For the night prayer (Isha), the mosque closes shortly after the prayer.
– Please note that exact timings may vary, so it is advisable to check the local timings or ask a local for the most up-to-date schedule.

It is important to respect the appropriate etiquette when visiting the Koutoubia Mosque, which includes dressing modestly and adhering to the relevant religious customs.