Climate almanac
Siegburg
North Rhine-Westphalia, Germany · 50.80°, 7.21°
What is the climate like in Siegburg?
The best time to visit Siegburg is typically June – September, with trip comfort peaking in August (6.9/10). Siegburg is warmest in August, when daily highs average 76°F (24°C), and coolest in January, when lows fall to about 34°F (1°C). The wettest month is typically January and the driest is April; the year sees roughly 38 in (969 mm) of precipitation.
- Best time to visitJune – September — comfort peaks in August (6.9/10)
- Warmest monthAugust — average high 76°F (24°C)
- Coolest monthJanuary — average low 34°F (1°C)
- Wettest monthJanuary (4.1 in (105 mm))
- Driest monthApril (2.2 in (56 mm))
- Annual precipitation38 in (969 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromKoln-bonn, 8 km away (1931-2026)