Köln weather in May (Germany)

Looking to travel to Köln in May? Wondering if it's an optimal time for a visit? This page provides detailed information on the weather conditions for that month.

In Köln the weather in May is generally perfect, characterized by pleasant temperatures and moderate rainfall. Throughout the day, temperatures typically settle at around 20°C. But by evening, they drop to around 9°C.

Köln in May usually receives moderate rainfall, averaging around 67 mm for the month. Delving into the climate records from the past 30 years, one can predict that nearly 16 days of the month will see rainfall.

With around 199 hours of sunshine, the days are mostly sunny. It gives a pleasant and vibrant feel to the area.

If you favor pleasant temperatures and minimal rainfall, May is one of the better months to visit Köln. May, June, July, August and September typically offer the most agreeable circumstances. On the other hand, January, February, November and December tend to be characterized by conditions that may not be as optimal.

For an in-depth look at the yearly conditions, visit our specialized Köln climate page with graphs.

 

Köln, monthly averages in May

Min Temperature 9°C  

Max Temperature 20°C  

Chance of Rain 53%  

Precipitation 67 mm  

Rainy days 16 days  

Sunshine 199 hours *  

Percentage Sunshine *  

Where to go in Germany in May

Find out more about the weather in Germany in May and which places have the best weather conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Köln in May?

For visitors traveling to Köln, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

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

Swimming

6/10

Cycling

10/10

Walking

10/10

Barbeque

7/10

Camping

4/10

Outdoor sports

10/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Köln.

Our site offers climate and forecast data for every country in the world. Are you going to Germany? On this website you can find historical weather averages for many cities in Germany. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.