Mahasamund experiences a subtropical climate with distinct seasonal variations. Winters are mild, with temperatures ranging from 9-29°C, making it the coolest season. Spring is warm and pleasant, with average highs reaching 33°C by April. Summer months are hot, with temperatures often soaring above 40°C in March and May, but cools down slightly to around 35°C in June and July. Autumn brings relief from the heat, with temperatures gradually dropping to around 25-27°C by September and October.