The invention discloses a road landscaping maintenance measuring and controlling device. The road landscaping maintenance measuring and controlling device structurally comprises a humidity sensor, a foot stool, a connecting wire, a base, a control box, a power connector, a power button, a working state displaying lamp, a thermometer connecting support, a temperature detector, a display screen, a control rotary button and a peripheral equipment connector, wherein the lower portion of the base is connected with the foot stool, the upper portion of the base is fixedly connected with the control box, the power connector is arranged at the front portion of the control box, the power button is arranged at the left side of the power connector, the working state displaying lamp is arranged at theupper portion of the power button, and the display screen is arranged at the left side of the working state displaying lamp. By means of the road landscaping maintenance measuring and controlling device, through the arrangement of the humidity sensor, the water moisture content in soil can be effectively detected, and thus the irrigation amount is more precisely determined and adjusted; through the arrangement of the temperature detector, the surface temperature can be detected, the evaporation capacity can be calculated, and the irrigation reasonability and timeliness are improved.