December in Pittwater averages a daily high of 25.6°C with nights around 16.7°C. Expect roughly 10.6 wet days totalling 87.7mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Pittwater is August–January.
Based on TERREY HILLS AWS, AS (7.6km), 1995–2024. 21 years of December data.