Inn water temperature

Inn, Passau Marienbrücke · River

The current water temperature at Inn is 18.4 °C (as of September 1, 2026, source: GKD Bayern).

A river can change temperature within hours — snowmelt, rain or power-plant operations show up immediately. That is why the measured value counts here, not an estimate.

18.4 °C

Measured: September 1, 2026 · continuously updated

💧 Water 18.4° · ☀️ Air 15.1° · high today 22.7°

Temperature trend of recent weeks

Inn — Photo: Aconcagua · CC BY-SA 3.0 · Wikimedia Commons

Measurement series & statistics

This measurement series includes 988 data points since July 3, 2026.

Lowest recorded value: 16.4 °C on August 26, 2026 · highest value: 22.7 °C on August 6, 2026.

Nearby waters

Donau, Passau Donau · 0.5 km away23.0 °C Donau, Passau-Donau · 0.6 km away23.0 °C Inn, Passau Ingling · 2.0 km away18.4 °C Donau, Achleiten · 3.0 km away19.1 °C Ilz, Badeplatz Fischhaus · 10.0 km away18.7 °C

More measuring points: Inn

Passau Ingling18.4 °C Schärding18.3 °C Rosenheim o.d. Mangfallmdg.16.1 °C Oberaudorf15.9 °C Wasserburg15.9 °C Kufstein (Bahnhofsbrücke)15.2 °C

Frequently asked questions

Can you swim at Inn right now?
The current water temperature is 18.4 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Inn?
Currently 18.4 °C (updated continuously).

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