Isar water temperature

Isar, Mittenwald · River

The current water temperature at Isar is 10.1 °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.

10.1 °C

Measured: September 1, 2026 · continuously updated

💧 Water 10.1° · ☀️ Air 9.6° · high today 18.1°

Temperature trend of recent weeks

Isar — Photo: Richard Bartz · CC BY-SA 3.0 · Wikimedia Commons

Measurement series & statistics

This measurement series includes 694 data points since July 3, 2026.

Lowest recorded value: 8.3 °C on July 24, 2026 · highest value: 13.5 °C on August 2, 2026.

Nearby waters

Isar, Scharnitz (Weidach) · 6.0 km away8.1 °C Gießenbach, Scharnitz (Gießenbach) · 6.2 km away8.4 °C Karwendelbach, Scharnitz (Karwendelbrücke) · 7.1 km away7.4 °C Seefelder See, Badeanstalt, Seefeld in Tirol · 14.7 km away21.8 °C Wildsee, Seefeld · 14.7 km away21.3 °C

More measuring points: Isar

Landau20.8 °C München19.9 °C Landshut-Birket19.7 °C Puppling15.9 °C Bad Tölz B47215.4 °C Lenggries13.8 °C

Frequently asked questions

Can you swim at Isar right now?
The current water temperature is 10.1 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Isar?
Currently 10.1 °C (updated continuously).

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