BrrChecker

Lake Thun water temperature

Lake Thun, Strandbad Gunten · Lido

The current water temperature at Lake Thun is 22.0 °C (as of September 13, 2026, source: official monitoring networks).

Pools and lidos follow their own rules — heated, spring-fed or sun-dependent. Here the operator's on-site report is what counts.

22.0 °C
Measured: September 13, 2026 · continuously updated
💧 Water 22.0° · ☀️ Air 19.3° · high today 21.6°
Temperature trend of recent weeks
Lake Thun
Photo: Thomas Woodtli from Zürich, Switzerland · CC BY-SA 2.0 · Wikimedia Commons

Measurement series & statistics

This measurement series includes 27 data points since July 23, 2026.

Lowest recorded value: 20.0 °C on August 6, 2026 · highest value: 23.0 °C on July 23, 2026.

In September, temperatures have ranged between 21.0 °C and 22.0 °C.

The current value is 0.2 °C above the September average of this series.

Nearby waters

More measuring points: Lake Thun

Frequently asked questions

Can you swim at Lake Thun right now?
The current water temperature is 22.0 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Lake Thun?
Currently 22.0 °C (updated continuously).

How warm is at Lake Thun in September?
In September, the water temperature recently averaged 21.8 °C.

When is the water warmest at Lake Thun?
Across the measurement record, September is on average the warmest month (21.8 °C).

Open in the BrrChecker app

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