If you are in Nigeria then the following would be the average processing time for your Canadian Visa while in Nigeria. See the different types of Canadian visas and also their processing time for Nigeria. These wait times are the average times as provided by the Canadian government.
Canadian Visa Nigeria Processing Times
Note that these are the times for Nigeria only. Should your require more information then search for the Canadian High Comission in Nigeria for more assistance. Search this website for more information about Canadian visas and other Embassies.
Canadian Vistors Visa – 63 days
Study Permit – 14 weeks
Work Permit – 3 months
Spouse or common-law partner living inside Canada – 26 months
Spouse or common-law partner living outside Canada – 14 months
Dependent child – 14 months