Sibolga experiences a relatively constant temperature throughout the year, with average highs ranging from 26°C in January to 31°C in April. The hottest months are typically between February and May, with temperatures often reaching above 28°C. Conversely, the coolest months occur from June to September, when temperatures dip slightly to around 24-25°C. The temperature remains relatively stable during the rest of the year, with an average range of 26-27°C. Overall, Sibolga's climate is characterized by a gentle warmth throughout the year.