Olonne-sur-Mer Weather in December

December in Olonne-sur-Mer brings low temperatures, with highs of 12°C (54°F) and nights dropping to 7°C (45°F). Rainfall is on the higher side this month, averaging around 105 mm (4.1 in), so keep a rain jacket handy.

Rainfall in Olonne-sur-Mer in December

Analyzing past climate data, one can expect approximately 17 days of rain, averaging 105 mm (4.1 in). 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 Olonne-sur-Mer in December

If you're visiting Olonne-sur-Mer in December, expect highs of 12°C (54°F) and overnight lows around 7°C (45°F). December marks the winter season. Expect a cold feel throughout the day, not just in the mornings and evenings. Warm layers are essential. With overnight lows of 7°C (45°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Olonne-sur-Mer in December

The month is characterized by fewer sunny days, with roughly 75 hours hours of sunshine. Ideal for those who prefer a cooler, cloudier climate.

December in Olonne-sur-Mer 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.