The Gleninagh Loop is a 12 mi looped trail that starts and ends in Gleninagh ED, Ireland. The trail is considered to be medium to hike and has a total elevation gain of 1634 ft. Normally the trail takes 1 day to complete but can be finished in less than a day. Either you are not allowed to bring your dog on the Gleninagh Loop or it is generally not advised. The warmest months are June, July, and August and the coldest months are December, January, and February. The wettest months are December, January, and February and the driest months are June, July, and August. Photo Credit:Bart RömgensColin Park