Wonnemar Sonthofen

WONNEMAR Sonthofen is a leisure and thermal bath in Sonthofen in the Oberallgäu district of Bavaria, one of seven baths bearing the WONNEMAR name. The complex is split into a Spaß- und Sportbad, a Thermalbereich, a Saunawelt, a SPA treatment area and a restaurant, each with its own opening hours. The outdoor pools and sauna garden face the Allgäu Alps and the mountains above Oberstdorf.

The operator gives a water temperature for each pool. In the Badewelt the sports pool is 27 °C, the adventure wave pool with current channel 30.5 °C, the outdoor adventure pool 31.5 °C, the children's pool 34.5 °C, the whirlpool 33.5 °C and the slides 27 °C. In the Thermalbereich the cascade pool is 34.5 °C, the thalasso and massage pool 36 °C and the outdoor whirlpool 33.5 °C. In the Saunawelt the sauna warm pool is 33.5 °C and the cooling pool 18 °C.

The operator describes the thermal area as combining warm thermal water with fresh sparkling mineral water and contains, besides the pools listed above, a Kneipp treading pool, a Kneipp plunge pool, a brine inhalation gallery, a Roman steam bath, infrared loungers and floating loungers. Three saunas are named: an indoor Finnish sauna at 95 °C with infusions every two hours, a solid log-cabin sauna in the sauna garden at 95 to 100 °C, and a milder Vital sauna at 65 °C with humidity of at most 25 per cent; an infrared cabin and a water massage lounger sit alongside them.

The bath is open daily all year. In summer, from May to September, the Spaß- und Sportbad and the Thermalbereich open 10:00 to 21:00 and the Saunawelt 12:00 to 21:00. Winter hours from 1 October 2026 to 30 April 2027 keep the pools at 10:00 to 21:00 and extend the Saunawelt to 22:00. Last admission is one and a half hours before closing. The bath is closed entirely on 24 December.