Øvre Heimdalsvatn · Lake
The current water temperature at Øvre Heimdalsvatn is 4.2 °C (as of October 16, 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 381 data points since August 17, 2026.
Lowest recorded value: 3.7 °C on October 16, 2026 · highest value: 13.9 °C on August 26, 2026.
In October, temperatures have ranged between 3.7 °C and 8.6 °C.
The current value is 1.9 °C below the October average of this series.
Can you swim at Øvre Heimdalsvatn right now?
The current water temperature is 4.2 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Øvre Heimdalsvatn?
Currently 4.2 °C (updated continuously).
How warm is at Øvre Heimdalsvatn in October?
In October, the water temperature recently averaged 6.1 °C.
When is the water warmest at Øvre Heimdalsvatn?
Across the measurement record, August is on average the warmest month (12.9 °C).