Cologne Weather in May

During May, Cologne experiences high daytime temperatures of 23°C (73°F) and cooler nights around 12°C (54°F). As the wettest month of the year, expect frequent rainfall.

Rainfall in Cologne in May

It's the month with the heaviest rainfall, so an umbrella is a must to navigate the wet weather. Typically, you can expect about 15 days of rain this month, with 87 mm (3.4 in) on average. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Cologne in May

Cologne in May is worth a visit. The temperature is excellent, with 23°C (73°F) during the day and 12°C (54°F) at night. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights drop to around 12°C (54°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Cologne in May

Expect sunny days throughout the month, with an estimated 210 hours of sunshine. This makes it a pleasant time to visit Cologne.

If your ideal day consists of dry skies and pleasant temperatures, May, June, July, August, September and October typically offer the best circumstances for Cologne.