Weather in January in Mainz, Germany
January in Mainz brings cool weather, with daytime temperatures ranging from 2°C to 8°C. The nights will have temperatures dropping from -2°C to 4°C. Rain is somewhat frequent, with an average of 7 rainy days throughout the month.
Occasionally, Mainz may experience a few snowy days in January. Overall, the weather is cool, with occasional rain, so light layers and a rain jacket should suffice.
If you're planning to visit Mainz in the near future, we recommend checking the 14-day weather forecast for Mainz before you leave.
