Rameswaram's climate is characterized by warm temperatures throughout the year, with a gradual increase in mercury during summer and a slight decrease during winter. The onset of summer begins in March, with temperatures rising steadily, peaking around June and July with highs often reaching up to 39°C. Autumn sees a slight drop in temperature as winter approaches, but remains relatively mild. December marks the beginning of winter, with temperatures ranging from 22-34°C, similar to January. The temperature fluctuations are not dramatic throughout the year, resulting in a relatively consistent climate overall.