The weather in Mainz in December is very cold with temperatures between 2°C and 6°C, warm clothes are a must.
You can expect rain for roughly half of the month of December in Mainz. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
You can expect a few days of snow in Mainz during December. It’s important to get out your snow boots and warm mittens to stay warm while you explore Mainz.
Our weather forecast can give you a great sense of what weather to expect in Mainz in December 2024.
If you’re planning to visit Mainz in the near future, we highly recommend that you review the 14 day weather forecast for Mainz before you arrive.