The Institute has a Gymkhana to oversee the cultural and sports activities. The Gymkhana has a student General Secretary, a Sports Secretary, Academic Secretary, a Cultural Secretary - all of whom belong to the student community and are elected by the students.
The Gymkhana arranges cultural activities for the benefit of the students. A cultural festival called Alcheringa and a techno-management festival called Techniche are organised every year. IIT Guwahati has sub-chapter of SPIC-MACAY Guwahati.
The Gymkhana has a good collection of musical equipment for the use of its students. It also arranges different sports activities. Indoor sports facilities are available in the indoor sports stadium with synthetic badminton, table tennis, squash courts and gymnasium as well as in the hostels. Outdoor games are arranged in the flood-lit sports fields. An eight lane 50 metre long swimming pool takes care of the swimming aficionados. IIT Guwahati provides world class sports facilities to the students.