The Coppermine Saddle via Dun Mountain Trail is a 12 mi looped trail that starts and ends in Maitai, New Zealand. The trail is considered to be difficult to hike and has a total elevation gain of 4557 ft. The trail takes around 5 hrs 55 mins. Either you are not allowed to bring your dog on the Coppermine Saddle via Dun Mountain Trail or it is generally not advised. The warmest months are December, January, and February and the coldest months are June, July, and August. The wettest months are June, July, and August and the driest months are December, January, and February.Photo Credit:filippo_jean