Maharagama experiences a warm climate year-round, with temperatures rising gradually from March to April before peaking in the summer months of May and June. The average high temperature during these months often reaches above 33°C, while the low temperatures remain relatively consistent around 22-23°C. As the monsoon season approaches in July, temperatures start to dip slightly, but still range between 23-34°C. From August to September, temperatures stabilize at an average high of 32°C and a low of 23°C. In the winter months of October to December, temperatures gradually decrease, with highs ranging from 29-33°C and lows around 20-22°C.