The temperatures in Thurgau in May are quite cold with temperatures between 6°C and 19°C, warm clothes are a must.
You can expect rain for roughly half of the month of May in Thurgau. 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.
Our weather forecast can give you a great sense of what weather to expect in Thurgau in May 2026.
If you’re planning to visit Thurgau in the near future, we highly recommend that you review the 14 day weather forecast for Thurgau before you arrive.
Temperatures
19° / 6°
Rainy Days
9
Snowy Days
0
Dry Days
22
Rainfall
166
mm
Sun Hours
9.3
Hrs
