The city's calendar is marked by vibrant traditional festivals and community gatherings.
* **Mohara Mela:** An annual fair held on the banks of the Shivnath River on Kartik Purnima, drawing massive crowds for holy dips and festivities. * **Navratri Mela:** While centered in nearby Dongargarh, the entire city of Rajnandgaon lights up and participates in the grand celebrations during both Chaitra and Sharad Navratri. * **Chhattisgarhi Festivals:** Traditional agricultural festivals like *Hareli* (celebrating the monsoon and farming tools), *Pola* (honoring cattle), and *Chherchhera* (the harvest festival) are celebrated with immense local fervor.