Ill water temperature
Ill, Gisingen · River
The current water temperature at Ill is 12.7 °C (as of October 15, 2026, source: Abteilung Wasserwirtschaft Vorarlberg).
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.
Measurement series & statistics
This measurement series includes 606 data points since August 26, 2026.
Lowest recorded value: 8.5 °C on October 13, 2026 · highest value: 16.7 °C on August 30, 2026.
In October, temperatures have ranged between 8.5 °C and 14.2 °C.
The current value is 1.1 °C above the October average of this series.
Nearby waters
Frequently asked questions
Can you swim at Ill right now?
The current water temperature is 12.7 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Ill?
Currently 12.7 °C (updated continuously).
How warm is at Ill in October?
In October, the water temperature recently averaged 11.6 °C.
When is the water warmest at Ill?
Across the measurement record, August is on average the warmest month (14.2 °C).
