The invention discloses a lighting lamp for a construction site. The lighting lamp comprises a base, a mounting rod, a guide sleeve, a fixed pulley, a guide wheel, a pulling rope, a mounting plate, a rain shield, a lighting lamp body, a lamp shade, a reflecting cover and a cooling fin. The mounting rod is perpendicularly and fixedly connected to the base, the fixed pulley and the guide wheel are rotatably connected to mounting rod and the base correspondingly, the guide sleeve is arranged on the mounting rod in a sleeving mode, one free end of the pulling rope is fixedly connected with the guide sleeve, and the other free end of the pulling rope is sequentially wound on the fixed pulley and the guide wheel; and the mounting plate is arranged on the guide sleeve in a hung mode, the rain shield is fixed to the mounting plate, the lamp shade is hinged to the lower end face of the rain shield through a bolt, the reflecting cover is arranged in the lamp shade, the lighting lamp body is arranged in the reflecting cover, and the cooling fin is fixed to the outer wall of the lamp shade. The lighting lamp for the construction site is simple in structure, and the height of the lighting lamp can be adjusted conveniently; and the lighting lamp is connected to the rain shield in a hinged mode, and therefore the lighting angle is convenient to change.