The weather in Tienen 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 Tienen. 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 Tienen during December. It’s important to get out your snow boots and warm mittens to stay warm while you explore Tienen.
Our weather forecast can give you a great sense of what weather to expect in Tienen in December 2025.
If you’re planning to visit Tienen in the near future, we highly recommend that you review the 14 day weather forecast for Tienen before you arrive.
Temperatures
6° / 2°
Rainy Days
10
Snowy Days
5
Dry Days
16
Rainfall
101
mm
Sun Hours
6.4
Hrs