Cologne weather in May (North Rhine-Westphalia, Germany)

You can expect very pleasant temperatures during the day in May. The average maximum daytime temperature in Cologne in May lies at 18.7°C (65.66°F). The average minimum temperature goes down to around 9.0°C (48.2°F) (often the minimum temperature is noted at night).

Rainfall during May is moderate with an average of 63mm (2.5 inches). There are generally around 14 rainy days. The sun also shows itself regularly this month with 199 hours of sunshine during the entire month.

 

Cologne, monthly averages in May

Show in Fahrenheit

Min Temperature 9 °C  

Max Temperature 18 °C  

Chance of Rain 49%  

Precipitation 63mm  

Rainy days 15 days  

Sunshine 199 hrs *  

Where to stay in Cologne

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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 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inches a month).

So what to wear in May? Bring a rain jacket in case it rains during your stay. Plan on layering your clothes, as some days or part of the day it can be nice and warm, while other times it can get quite chilly. At night it tends to cool off so best to pack some warm nightwear as well.

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 Cologne.

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.