Chilly-Mazarin Weather in December

December in Chilly-Mazarin brings low temperatures, with highs of 9°C (48°F) and nights dropping to 3°C (37°F). It's the rainiest month of the year, so come prepared with waterproof gear.

Rainfall in Chilly-Mazarin in December

With this being the wettest month, keeping an umbrella on hand might save you from getting wet from a sudden shower. This month experiences about 16 days of rain according to historical data, averaging 74 mm (2.9 in). With rain spread across many days but low totals, showers are typically short and light rather than heavy.

Temperature in Chilly-Mazarin in December

Daytime highs in Chilly-Mazarin in December reach 9°C (48°F), with nights around 3°C (37°F). December is part of the winter season. Expect a cold feel throughout the day, not just in the mornings and evenings. Warm layers are essential. Nights fall to 3°C (37°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in Chilly-Mazarin in December

The area sees fewer sunny days, with a projection of about 58 hours of sunshine. This reduced sunlight makes it ideal for those who prefer overcast conditions over bright sunny days.

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

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 Chilly-Mazarin's climate page.

Chilly-Mazarin Temperature in December

Min Temperature 3°C (37°F)  

Max Temperature 9°C (48°F)  

Chance of Rain 54%  

Precipitation 74 mm (2.9 in)  

Rainy days 16 days  

Humidity 84% *  

Sunshine 58 hours *  

Percentage Sunshine 22% *  

* Data from: Paris, France (30 KM, 19 Miles).

What to Wear in Chilly-Mazarin in December

We recommend to layer up for chilly conditions in Chilly-Mazarin in December. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. Rain is likely on several days, so bring a good rain jacket. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.

What To Do in Chilly-Mazarin 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 Chilly-Mazarin's climate page.

More climate data for Chilly-Mazarin

Temperature Rainfall Sunshine Humidity

See the full Chilly-Mazarin climate overview or explore weather in France.