Sun-rain umbrella with alarm function

The invention provides a sun-rain umbrella with an alarm function. The sun-rain umbrella comprises an umbrella head and an umbrella rib. The umbrella head comprises a shell, and a connecting clamping opening fixed together with the umbrella rib is arranged above the shell. An alarm circuit and a battery connected with the alarm circuit are arranged in the shell. The shell is provided with an alarm button and an alarm, wherein the alarm button and the alarm are connected with the alarm circuit. Because the sun-rain umbrella with the alarm function also has the entertainment function and an alarm mode and a singing mode can be switched through the alarm button, when users run into dangers, the alarm function can be started after pressing the alarm button for a long period of time; in this way, when children and the old run into dangers, the alarm can be immediately started, give an alarm and emit light to draw the attention of pedestrians, and therefore a better protection effect can be achieved. Music can be played or stop to be played by pressing the alarm button for a short period of time at ordinary times.