A pneumatic tire including at least four circumferential main grooves extending in the tire circumferential direction and a plurality of rib-like land portions partitioned by the circumferential main grooves in the tread portion. An outer side second land portion includes an L-shaped narrow groove formed by connecting a width direction groove portion extending from an edge portion on an outer side in the tire width direction of the outer side second land portion toward an inner side in the tire width direction, and a circumferential direction groove portion extending substantially parallel to the tire circumferential direction and terminating in an interior portion of the outer side second land portion; and a penetrating sipe penetrating the outer side second land portion in the tire width direction and intersecting the circumferential direction groove portion.