Climate almanac
Bad Mergentheim
Baden-Wurttemberg, Germany · 49.49°, 9.77°
What is the climate like in Bad Mergentheim?
The best time to visit Bad Mergentheim is typically June – September, with trip comfort peaking in August (7.3/10). Bad Mergentheim is warmest in August, when daily highs average 77°F (25°C), and coolest in January, when lows fall to about 31°F (0°C). The wettest month is typically May and the driest is April; the year sees roughly 32 in (819 mm) of precipitation.
- Best time to visitJune – September — comfort peaks in August (7.3/10)
- Warmest monthAugust — average high 77°F (25°C)
- Coolest monthJanuary — average low 31°F (0°C)
- Wettest monthMay (3.2 in (81 mm))
- Driest monthApril (2.2 in (56 mm))
- Annual precipitation32 in (819 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromBad-neunkirchen Mergentheim, 2 km away (1947-2026)