Developed hot spring pool · Portugal
Caldas de Sangemil
Portugal · 3.4 miles north of Cabanas de Viriato
Last updated
- Type
- Developed Developed hot spring pool
- Water temperature
- 120°F (49°C) at the source
- Cost
- Free
- Hours or season
- Not recorded
- Clothing
- Not recorded
- Nearest town
- Cabanas de Viriato (3 mi / 5 km)
- Coordinates
- Pools or sources
- 1
- Very hot: above comfortable soaking temperature for most people. Enter slowly.
About Caldas de Sangemil
Caldas de Sangemil is a developed hot spring pool in Portugal, about 3.4 miles north of Cabanas de Viriato. The nearest large city is Viseu, roughly 10 miles away as the crow flies.
The temperature at the source has been recorded at 120°F (49°C). That puts it in the "too hot to enter at the source" range. Water this hot can burn skin quickly. Soaking pools are usually cooled by mixing with creek or tap water. Never enter the source itself. At developed sites the soaking pools are normally cooled to a comfortable level, so the pools you sit in will be cooler than this figure.
This is a developed site with built pools, tubs or a bathhouse, so there is usually an entry fee, set opening hours and basic facilities.
Water temperature
Too hot to enter at the source. Water this hot can burn skin quickly. Soaking pools are usually cooled by mixing with creek or tap water. Never enter the source itself.
Readings come from OpenStreetMap mappers, and other public sources. Temperatures change with season, flow and pool design. See our soak temperature guide for safe soaking times.
Map and directions
Red marks Caldas de Sangemil. Other colored dots are nearby springs in this directory. Coordinates: 40.52556, -7.96637.
Getting there
- Nearest town: Cabanas de Viriato. The spring is about 3.4 miles (5 km) north of town in a straight line.
- Nearest large city: Viseu, about 10 miles (16 km) in a straight line.
- Planning from a city? See hot springs near Porto, Portugal.
- Use the directions buttons above for a driving route. Final roads to many springs are unpaved, seasonal or closed in winter, so check road conditions before you go.
Hot springs near Caldas de Sangemil
- Caldas da Felgueira Not recorded
- Nascente das termas de S. Pedro do Sul Not recorded
- Termas do Luso Not recorded
- Termas de Manteigas Not recorded
- Caldas da Cavaca Not recorded
- Termas de São Jorge Not recorded
Before you go
- Check the operator, land manager or park website for current hours, fees and closures. Details in any directory can go out of date.
- Keep your head above water. Warm fresh water can carry Naegleria fowleri, a rare but deadly amoeba that enters through the nose.
- Drink water, limit soaks to 10 to 20 minutes at a time in very hot water, and skip alcohol.
- Read our hot spring etiquette guide and safety guide.
Frequently asked questions
How hot is Caldas de Sangemil?
The temperature at the source has been recorded at 120°F (49°C), which is too hot to enter at the source. Water this hot can burn skin quickly. Soaking pools are usually cooled by mixing with creek or tap water. Never enter the source itself.
Where is Caldas de Sangemil?
Caldas de Sangemil is in Portugal, about 3.4 miles north of Cabanas de Viriato. The GPS coordinates are 40.5256, -7.9664.
Is Caldas de Sangemil free?
Yes. It is recorded as free to visit. Parking passes or recreation fees may still apply on public land.
What hot springs are near Caldas de Sangemil?
The closest listed spring is Caldas da Felgueira, about 6 miles southeast. Nascente das termas de S. Pedro do Sul is about 16 miles away.
What should I bring to a hot spring?
Water to drink, a towel, sandals with grip, a bag to pack out trash, and warm layers for after your soak. At primitive springs bring a headlamp and tell someone where you are going.
Sources and corrections
This listing combines OpenStreetMap. Data last refreshed August 2026. Source 1 Source 2 Source 3
Visited recently? Send a correction, such as a temperature reading, fee, closure or photo. If you look after this spring and want it removed, see removal requests.