About Aachen, North Rhine Westphalia's Climate & Weather History

Aachen, in North Rhine-Westphalia, Germany, is home to roughly 265,000 people in the Central European time zone at 50.8°N latitude.

In 2025, Aachen recorded an average annual temperature of 52°F. The hottest temperatures reached 98°F in July; the coolest were 15°F in January. Total precipitation for the year was 28 inches, with the wettest month being January. Snowfall for the year totaled approximately 5 inches.