The weather in Thun in May is very cold with temperatures between 3°C and 14°C, warm clothes are a must.
There’s going to be many days of rain during the month of May in Thun.
Thun should expect an average of 15 to 22 days of rain, so be sure to bring along a waterproof jacket to stay dry this month!
Our weather forecast can give you a great sense of what weather to expect in Thun in May 2025.
If you’re planning to visit Thun in the near future, we highly recommend that you review the 14 day weather forecast for Thun before you arrive.
Temperatures
14° / 3°
Rainy Days
16
Snowy Days
0
Dry Days
15
Rainfall
272
mm
Sun Hours
9.5
Hrs
