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December in Surabaya averages a daily high of 32.9°C with nights around 24.4°C. Generally workable, with some weather to plan around.
Across the year, the best time to visit Surabaya is December–October.
Based on SURABAYA PERAK, ID (5.2km), 1995–2024. 14 years of December data.
See all twelve months for Surabaya →