Porthleven Weather in December

December in Porthleven brings low temperatures, with highs of 12°C (54°F) and nights dropping to 8°C (46°F). Rainfall is on the higher side this month, averaging around 105 mm (4.1 in), so keep a rain jacket handy.

Rainfall in Porthleven in December

You can expect rain on roughly 22 days based on historical data, averaging 105 mm (4.1 in) for the month. Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.

Temperature in Porthleven in December

December in Porthleven brings low temperatures, with highs of 12°C (54°F) and nights around 8°C (46°F). Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. At 8°C (46°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Porthleven in December

This month sees fewer sunny days, with about 65 hours of sunshine, perfect for those who enjoy cooler temperatures.

December in Porthleven can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.