Köln Weather in December

Köln in December sees low temperatures, with highs around 7°C (45°F) and overnight lows of 2°C (36°F). Rainfall is at its peak this month, around 99 mm (3.9 in) on average, so waterproofs are essential.

Rainfall in Köln in December

This is the wettest month of the year, so having an umbrella ready is a smart choice. Typically around 18 days of rainfall are expected, averaging 99 mm (3.9 in) for the month. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in Köln in December

Daytime highs in Köln in December reach 7°C (45°F), with nights around 2°C (36°F). During December, the winter season is in full swing. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. Nights fall to 2°C (36°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 Köln in December

The month is characterized by fewer sunny days, with roughly 45 hours hours of sunshine. Ideal for those who prefer a cooler, cloudier climate.

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 Köln.

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• January
• February
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• May
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For a detailed overview over the year and the best time to visit Germany, check out our Köln's climate page.

Köln Temperature in December

Min Temperature 2°C (36°F)  

Max Temperature 7°C (45°F)  

Chance of Rain 60%  

Precipitation 99 mm (3.9 in)  

Rainy days 18 days  

Sunshine 45 hours *  

Percentage Sunshine *  

What to Wear in Köln in December

We recommend to layer up for chilly conditions in Köln 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. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. With limited sunshine expected, sunglasses aren't a priority for packing.

What To Do in Köln 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 Germany, check out our Köln's climate page.

More climate data for Köln

Temperature Rainfall Sunshine

See the full Köln climate overview or explore weather in Germany.