Brahmanbaria experiences a subtropical climate with four distinct seasons. Winter, which spans from January to February, is mild and pleasant with temperatures ranging from 8-34°C. As the season transitions into spring in March and April, temperatures rise gradually, reaching an average high of 31°C. Summer months from May to July are hot and humid, with temperatures often soaring above 38°C. Autumn, from September to November, brings relief from the heat, but temperatures still fluctuate between 14-36°C before dropping into a cooler winter.