Weather in Mainz in December
Mainz, Germany averages a high of 5.2°C (41.4°F) and low of 0.6°C (33.1°F) in December, with 12 rain days and 3.1 hours of daily sunshine. Travel score: 38.7/100 (Poor). The best time to visit Mainz is August.
High
5°C41°F
Low
1°C33°F
🌧️
12
rain days
☀️
3.1
hrs/day sunshine
💧
87%
humidity
39— Poor
December in Mainz is cold and occasionally wet — challenging weather conditions.
What are the average temperatures in Mainz?
How much does it rain in Mainz in December?
Mainz receives an average of 58.1mm of rainfall across 12 rainy days in December. The annual total is 659.9mm.
What should I pack for Mainz in December?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Warm coat
Cool weather with highs around 5°C
🧶
Sweaters and warm layers
Layer up for comfort
🧤
Warm gloves
Cold nights around 1°C
🧣
Warm scarf
Protect against cold winds
Traveling to Germany in December?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31