The GR 21 is a 116 mi trail that starts in Saint-Vincent, France and ends in Le Tréport, France. The trail is considered to be medium to hike and has a total elevation gain of 12245 ft. The trail takes around 10 days. Either you are not allowed to bring your dog on the GR 21 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 September, October, and November and the driest months are March, April, and May.
Total Elevation Gain
Total Elevation Loss
Avg Elevation per KM