Sumbawa Besar experiences a tropical savanna climate with distinct wet and dry seasons. The dry season, which typically runs from May to September, brings warm temperatures ranging from 26-32°C (averaging 29-31°C), while the wet season, from October to April, is characterized by higher humidity and average temperatures of around 28-30°C. March marks a transitional period between these seasons, with temperatures fluctuating between 27-30°C on average. The dry season's cooler months often bring relief from the sweltering heat, but the warmth can become oppressive during the wet season. Overnight lows rarely dip below 22-23°C throughout the year, maintaining a relatively consistent temperature range.