Sumbawanga experiences mild temperatures year-round, with a gradual warming trend during the dry season. From May to October, mornings tend to be cool, while afternoons can still reach high temperatures. The coolest months are July and June, when overnight lows sometimes dip below 6°C. As the dry season progresses, temperatures rise, with September and October being particularly warm. By November and December, temperatures stabilize at a relatively consistent level, setting the stage for another mild year-end period.