The invention discloses a monitoring method applied to a monitoring system. The monitoring method comprises the steps that a first fiber optic sensor collects first parameter information, a first meteorological station collects first meteorological information, the first parameter information is transmitted to a first processor, the first parameter information generates a first signal after being processed through the first processor, the first signal and the first meteorological information are transmitted to a control center, and the control center monitors monitored objects on the basis of the first signal and the first meteorological information.