Tönisvorst is a town in the district of Viersen, in North Rhine-Westphalia, Germany.

It is situated approximately 5 km west of Krefeld.

On 25 July 2019, weather stations in Duisburg-Baerl and Tönisvorst both recorded temperatures of 41.2 °C (106.2 °F), which is the highest temperature to have ever been recorded in Germany.

[3] Tönisvorst is twinned with:[4]

This Viersen district location article is a stub.