Cergy Weather in December

December in Cergy brings low temperatures around 9°C (48°F) during the day, dropping to 3°C (37°F) at night, with the most rainfall of the year.

Rainfall in Cergy in December

Since this is the rainiest month of the year, it's a good idea to carry an umbrella just in case. You can expect rain on around 16 days based on historical patterns, with 76 mm (3 in) average for the month. This is a month with many wet days but modest rainfall totals, so showers are generally light and easy to manage.

Temperature in Cergy in December

In December, Cergy gets low temperatures, with highs of 9°C (48°F). Nights cool to around 3°C (37°F). December is known for being 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 overnight lows of 3°C (37°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Cergy in December

The area experiences limited sunny days, amounting to roughly 58 hours of sunshine. This makes it perfect for those who lean towards cooler, cloudier settings rather than intense sunlit days.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June, July, August and September typically offer the best weather for Cergy.

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Check the conditions for any month of the year.

• January
• February
• March
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• May
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• August

• September
• October
• November
• December

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

Cergy Temperature in December

Min Temperature 3°C (37°F)  

Max Temperature 9°C (48°F)  

Chance of Rain 53%  

Precipitation 76 mm (3 in)  

Rainy days 16 days  

Humidity 84% *  

Sunshine 58 hours *  

Percentage Sunshine 22% *  

* Data from: Paris, France (31 KM, 19 Miles).

What to Wear in Cergy in December

Dress warmly and in layers for your trip to Cergy in December. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Wet weather is likely, so pack waterproof gear for multiple rainy days. With limited sunshine expected, sunglasses aren't a priority for packing.

What To Do in Cergy 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 Cergy's climate page.

More climate data for Cergy

Temperature Rainfall Sunshine Humidity

See the full Cergy climate overview or explore weather in France.