The invention discloses an inclinometry monitoring system for a slope field in a cold region. The inclinometry monitoring system comprises an automatic control inclinometry machine head, a machine head control protection device and a wind-solar complementary energy supply device, wherein the automatic control inclinometry machine head comprises a machine head A, a telescopic inclinometry step sizeautomatic controller and a machine head B; the machine head control protection device comprises an inclinometry system protection casing as well as an inclinometry machine head rotating device, an inclinometry control module, an energy storage device and a data transmission module which are located in the inclinometry system protection casing; the wind-solar complementary energy supply device comprises a power generation fan, a solar cell panel, a power supply control device and a transmission cable. The inclinometry monitoring system is applicable to the low-temperature severe environment, is convenient to mount, can be used in a fixed mode and a handheld portable mode and is high in integration, convenient to mount and suitable for effective, reliable and accurate displacement monitoring of the inside of soil mass of slopes of soil engineering buildings (structures) in the cold region.