The invention relates to the technical field of traffic, in particular to a solar intelligent traffic signboard which comprises a communication module, a processing controller, a storage battery, a plurality of solar panels and a connecting plate, a connecting box is fixedly arranged on one side of the connecting plate, two square holes are formed in one side of the connecting plate, and square tube type supporting legs are fixedly arranged on the inner sides of the square holes; mounting plates are fixedly arranged at one sides of the square tube type supporting legs, and threaded rods are rotatably connected to the sides, close to the square tube type supporting legs, of the mounting plates. By arranging a rotating cylinder, a signboard, a rainproof cover, an observation hole, a precise motor B, a square tube type supporting leg, a threaded rod, a T-shaped lifting block, a bevel gear A, a transmission shaft, a bevel gear B, a precise motor A, a flexible baffle, a solar panel, a rotating adjusting shaft and a communication module, the intelligent signboard has the functions of automatic sign changing, automatic stopping, height limiting, automatic adjusting, solar power generation, remote control and the like.