The invention discloses a charge pump output voltage temperature compensation circuit, comprising a charge pump, an operational amplifier and a voltage divider circuit, wherein the voltage divider circuit is formed by serially connecting a resistor and a current source having positive and negative temperature characteristics, output voltage of the charge pump is electrically connected to the voltage divider circuit to obtain a sample voltage, the sample voltage and input reference voltage are electrically connected to the input end of the operational amplifier, output of the operational amplifier is electrically connected to the charge pump, the operational amplifier compares the sample voltage with the reference voltage, the output of the operational amplifier controls the input of the charge pump, the voltage divider circuit controls voltage characteristics of two ends of the resistor according to the temperature characteristics of the current source, temperature compensation is provided for the output voltage of the charge pump, the voltage characteristics of the two ends of the resistor are controlled via the positive and negative temperature characteristics of the current source, and temperature compensation is achieved for the output voltage of the charge pump. The temperature characteristics of the output voltage of the charge pump are adjustable, negative temperature characteristics can be achieved for the output voltage, and positive temperature characteristics can also be achieved for the output voltage.