Méry-sur-Oise Weather in December

December in Méry-sur-Oise brings low temperatures, with daytime highs of 9°C (48°F) and nights around 3°C (37°F). It's also the wettest month of the year, so an umbrella is a must.

Rainfall in Méry-sur-Oise in December

This month sees the most rain, so carrying an umbrella will ensure you stay dry. Based on our climate data of the past 30 years, about 16 days of rain are anticipated, with 77 mm (3 in) on average. Rain falls on many days this month, but usually in relatively small amounts. A light waterproof is more useful than a heavy umbrella.

Temperature in Méry-sur-Oise in December

December in Méry-sur-Oise sees highs of 9°C (48°F) and lows of 3°C (37°F) overnight. This month falls in the winter season. Even at the warmest part of the day, temperatures stay low. Dressing warmly from the start is the sensible approach. With lows around 3°C (37°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Méry-sur-Oise in December

The month is characterized by fewer sunny days, with roughly 58 hours hours of sunshine. Ideal for those who prefer a cooler, cloudier climate.

Wind Speed in Méry-sur-Oise in December

Wind speeds average 4 m/s (8 knots) during December. At this speed, expect moderate winds that can raise dust and move small branches. Since this is an average, some days have gentle light winds while others experience stronger breezes that are quite noticeable.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Méry-sur-Oise. Our weather planner can help you explore destinations with more pleasant weather conditions.