The utility model discloses a rotatable wind indicator rod which comprises a horizontal rotating shaft (4), a hollow upper rod body (1) and a hollow lower rod body (5). The upper rod body (1) and thelower rod body (5) are connected together through a horizontal rotating shaft (4), the upper rod body can move up and down along the lower rod body (5), when the upper rod body (1) is lifted to the top, the upper rod body can be vertically folded by 90 degrees in the direction of the lower rod body (5) after passing through the horizontal rotating shaft, and a wind direction bag (6) is installed on the upper rod body. According to the rotatable wind indicator rod, it is guaranteed that the rotatable wind indicator rod is convenient to install and replace, meanwhile, the overall attractivenessof the wind indicator rod is guaranteed, the operation difficulty and the working risk of workers are reduced, humanized care of design is embodied, and transportation and installation are also facilitated.