Recommended from April to October/November. Depending on the weather conditions. After heavy rainfall, the gorge Oppig Grät is too muddy and slippery and it might be difficult to cross the stream several times.
A great month is May, still, some sunlight in the gorge and seldom flowers are in bloom.
There are 111 hiking trails in Saarland and Rhineland-Palatinate which are called "Traumschleifen"; that means a dream of circular hiking trails. These trails are perfectly marked with the information of the next intermediate hiking target, the distance you've already hiked, how long you still have to walk and the next highlight on your trail. The trails are rich in variety and always even better than expected.
This trail is almost 12 km long and takes 3-4 hours. Walk this trail clockwise. It is much up and downhill in elevation more than 400 meters. This trail leads along meadows with scattered fruit trees, to beautiful outlooks like Losheim at the lake, the Donatus chapel, and the highlight is the 1.4 km long gorge. Take your time at this special trail to enjoy the wild and unspoilt nature in the Oppig Grät, which is a local word for gorge. It is a nature protected area and the habitat for rare plants and animals also salamander.