Stordalsvatn · Lake
The current water temperature at Stordalsvatn is 11.6 °C (as of September 20, 2026, source: official monitoring networks).
Lakes stratify in summer: bathing-warm on top, markedly colder a few metres down. Measurements are taken at the surface — right where you swim.
This measurement series includes 727 data points since July 22, 2026.
Lowest recorded value: 11.6 °C on September 20, 2026 · highest value: 19.7 °C on July 22, 2026.
In September, temperatures have ranged between 11.6 °C and 15.8 °C.
The current value is 2.5 °C below the September average of this series.
Can you swim at Stordalsvatn right now?
The current water temperature is 11.6 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Stordalsvatn?
Currently 11.6 °C (updated continuously).
How warm is at Stordalsvatn in September?
In September, the water temperature recently averaged 14.1 °C.
When is the water warmest at Stordalsvatn?
Across the measurement record, July is on average the warmest month (16.6 °C).