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October in Porvoo averages a daily high of 9.3°C with nights around 5.5°C. Generally workable, with some weather to plan around.
Across the year, the best time to visit Porvoo is June–August.
Based on PORVOO EMASALO, FI (21.1km), 1995–2024. 26 years of October data.
See all twelve months for Porvoo →