Lightning protection heat dissipation outdoor distribution box

The utility model discloses a lightning protection heat dissipation outdoor distribution box, which comprises a box body, the top of the box body is provided with a protection plate, the protection plate is provided with a plurality of lightning rods, a discharge box is arranged between the protection plate and the box body, and two ends of the discharge box are electrically connected with the lightning rods and a grounding device respectively. Ventilation areas are arranged on the left side wall and the right side wall of the box body, a plurality of ventilation holes are formed in the ventilation areas, a first baffle and a second baffle which are distributed up and down are arranged on the ventilation areas, the first baffle and the second baffle are both in sliding connection with the side walls of the box body and slide relatively, and a temperature sensor and a humidity sensor are arranged in the box body. Opening and closing of the first baffle and the second baffle are controlled through the temperatu