What are you looking for in Madrid?
Weather in Madrid
- Discover
- For you
- To see and do
- Agenda
- Get organized
- Professionals
The Jarama River starts as a natural border between Madrid and Guadalajara and enters the province of Guadalajara near the famous forest Hayedo de Montejo. It then returns to Madrid where it is joined by the Lozoya River, forming an extensive and fertile valley known as the Jarama Valley.