Årdalsvatn · Lake
The current water temperature at Årdalsvatn is 12.0 °C (as of September 1, 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 1116 data points since July 3, 2026.
Lowest recorded value: 7.5 °C on July 5, 2026 · highest value: 15.3 °C on July 19, 2026.
In September, temperatures have ranged between 11.4 °C and 12.0 °C.
The current value is 0.2 °C above the September average of this series.
Can you swim at Årdalsvatn right now?
The current water temperature is 12.0 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Årdalsvatn?
Currently 12.0 °C (updated continuously).
How warm is at Årdalsvatn in September?
In September, the water temperature recently averaged 11.8 °C.
When is the water warmest at Årdalsvatn?
Across the measurement record, September is on average the warmest month (11.8 °C).