The climatic characteristics of the Northern Region, where EcoTermales Fortuna is located, as cited by the Costa Rican Metrological Institute (IMN):
| Avg. Annual Rainfall (mm) | Avg. Annual Max. Temperature (°C) | Avg. Annual Min. Temperature (°C) | Avg. Annual Temperature (°C) | Avg Days of Rainfall | Dry Season Duration in Months |
| 3100 | 30 | 21 | 25 | 225 | 3 |
The thermal springs that await our visitors at EcoTermales Fortuna, are of a magmatic origin, originating from the hyper-thermal magnesia filled waters, which means that those who visit us in La Fortuna, San Carlos, can delight themselves in the mineral-medicinal properties, which thanks to the perfectly and naturally balanced quantities of calcium bicarbonates and magnesium, which have analgesic, anti-inflammatory, and muscle relaxing properties.
