Pekanbaru's weather is characterized by relatively constant temperatures throughout the year, with average highs rarely exceeding 35°C. The city experiences a dry season from May to September, with temperature ranges fluctuating between 23-34°C. From October to April, the temperature range widens slightly, but still remains within a moderate 21-35°C. The cooler months are January and December, with temperatures averaging around 26-27°C, while the warmer months are May, June, July, and August, with averages ranging from 28-30°C. Overall, Pekanbaru's climate is warm and humid year-round, with minimal seasonal variation in temperature.