A percussive sprinkler includes a base having a supporting portion and a mounting portion. An inlet pipe is secured on the mounting portion for guiding water into the percussive sprinkler A guide frame is rotatably mounting on the inlet pipe. A watering tube is mounted on the inlet pipe and communicates with the inlet pipe for spraying water from the inlet pipe. The guide frame has a tube coupling extending therefrom near the inlet pipe and the watering tube is mounted onto the tube coupling such that the eater from the inlet pipe firstly sprays out from the watering tube before flowing to the spray head of the guide frame.