January in Pekanbaru averages a daily high of 31.6°C with nights around 22.7°C. Expect roughly 10.3 wet days totalling 96.9mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Pekanbaru is June–September.
Based on SULTAN SYARIF KASIM II, ID (6.2km), 1995–2024. 14 years of January data.