Cologne Weather in October

October weather in Cologne

October feels cool and often damp, with mild afternoons and chilly evenings. The average high is 16°C, and rain falls on about 12 days, so you'll want a small umbrella for walks along the Rhine. Clouds often soften the light too. October is a good month to visit, but September, with its warmer 21°C days and lighter rainfall, is the better pick if you have the choice. November, by contrast, drops to 10°C and gets wetter, so October sits comfortably between the two.

You can still enjoy outdoor sights like the Cathedral and the Old Town between showers. When the rain settles in, duck into the Roman-Germanic Museum or warm up with a bowl of Himmel un Ääd, a local dish of mashed potato, apple and black pudding. Long riverside picnics are less reliable this month, so plan them for a dry spell.

Events and autumn days

The Cologne Marathon usually takes place in October, bringing runners and supporters onto streets across the city. Check the route before you cross town that weekend, as road closures can affect buses and trams.

German Unity Day falls on October 3. It's a public holiday, so many shops close, though sights and restaurants may keep different hours. If you enjoy watching races, the marathon buzz is worth seeing, but expect some central streets to get busy along the course.

Crowds and practical tips

October is generally quieter than September and the busy summer months. You'll often find a calmer feel at popular sights, and accommodation can cost less than in peak season. Marathon weekend is the main exception, when demand rises near the route.

For a useful rainy-day stop, enter Cologne Cathedral from the main station side. It's just across the square, so you won't need a long walk in the wet. Once inside, the vast interior gives you time to look around while the weather passes. In the evening, bring a layer for the Rhine promenade, as the air turns cool even after a pleasant afternoon.