Tésero is a comune located in the Trentino province within the northern Italian region of Trentino-Alto Adige/Südtirol. It is situated in the Val di Fiemme, positioned approximately 40 kilometres (25 mi) northeast of the city of Trento.
The municipality serves as a local administrative division in the mountainous landscape of the Dolomites. It is characterized by its location within the scenic valley region, providing access to the natural geography of the Trentino area.