Rosny-sous-Bois Weather in December

Thinking of visiting Rosny-sous-Bois in December? Expect low temperatures reaching 9°C (48°F) during the day, dropping to 3°C (37°F) at night, and be prepared for the wettest month of the year.

Rainfall in Rosny-sous-Bois in December

Prepare for the wettest month with an umbrella to protect yourself from frequent rain. Past climate data indicates that roughly 16 days will see rain, totalling around 77 mm (3 in) for the month. 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 Rosny-sous-Bois in December

In December, Rosny-sous-Bois sees low temperatures, with highs of 9°C (48°F). Nights drop to around 3°C (37°F). December is part of winter. Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. 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 Rosny-sous-Bois in December

The month has fewer sunny days, with around 58 hours of sunshine.

Wind Speed in Rosny-sous-Bois in December

In December, average wind speeds reach 4 m/s (8 knots), leading to light to moderate breezes. Conditions vary from day to day, with both calm and windier periods.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Rosny-sous-Bois. Our weather planner can help you explore destinations with more pleasant weather conditions.

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For a detailed overview over the year and the best time to visit France, check out our Rosny-sous-Bois's climate page.

Rosny-sous-Bois Temperature in December

Min Temperature 3°C (37°F)  

Max Temperature 9°C (48°F)  

Chance of Rain 54%  

Precipitation 77 mm (3 in)  

Rainy days 16 days  

Humidity 84% *  

Windspeed 4 m/s (8 knots) *  

Sunshine 58 hours *  

Percentage Sunshine 22% *  

* Data from: Paris, France (10 KM, 6 Miles).

What to Wear in Rosny-sous-Bois in December

Cold weather calls for smart layering in December. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. Rain gear is recommended, you can expect wet weather on multiple days. With limited sunshine expected, sunglasses aren't a priority for packing.

What To Do in Rosny-sous-Bois in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

4/10

Cycling

4/10

Walking

4/10

Camping

4/10

Outdoor sports

4/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit France, check out our Rosny-sous-Bois's climate page.

More climate data for Rosny-sous-Bois

Temperature Rainfall Sunshine Humidity Wind Speed

See the full Rosny-sous-Bois climate overview or explore weather in France.