Overview

• Preliminary data put Germany’s summer mean at about 18.3 °C, roughly 2.0 °C above 1961–1990 and 0.7 °C above 1991–2020.
• Rainfall totaled around 227 liters per square meter, slightly below normal, with a cool, very wet July contrasting with drier June and August; sunshine averaged about 720 hours, clearly above average.
• Two heatwaves framed the season, including a national peak of 39.3 °C in Andernach, alongside intense one‑day rain such as 111.7 l/m² in Todtmoos.
• The Robert Koch Institute estimates roughly 2,300 heat‑related deaths this summer, underscoring public‑health risks during hot spells.
• For Aug. 29–31 the DWD expects a changeable mix of showers and isolated storms; parts of Bavaria had level‑2 severe‑rain alerts (15–25 l/m², locally up to ~30 l/m² in hours) and the northwest could see gusts near 65 km/h from a low near the British Isles.