January in Caloundra averages a daily high of 29°C with nights around 21.3°C. Expect roughly 12.9 wet days totalling 159mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Caloundra is June–November.
Based on MAROOCHYDORE AERO, AS (22.8km), 1995–2024. 30 years of January data.