The invention provides a snow and rain falling remote measurement apparatus for a transmission line tower, and an application method of the same. The snow and rain falling remote measurement apparatus for a transmission line tower includes a remote measurement apparatus body, and the remote measurement apparatus includes a pressure sensor, a rainfall sensor, a wind direction sensor, a humidity sensor, a signal processing unit, a microcontroller, a comparison unit, a registering unit, a backup unit, a memory unit, an A/D converter, an amplifier, a filter circuit, a waveform converter and a remote transmission module. The invention also provides an application method of the snow and rain falling remote measurement apparatus for a transmission line tower. By connecting with neighboring remote measurement devices and taking the neighboring remote measurement devices as the backup for each other, the snow and rain falling remote measurement apparatus for a transmission line tower can establish connection with a monitoring server through a base station at the same time.