Deilbach water temperature
Deilbach, Langenberg_2 · River
The current water temperature at Deilbach is 15.2 °C (as of September 20, 2026, source: LANUV NRW).
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 467 data points since July 22, 2026.
Lowest recorded value: 12.7 °C on August 24, 2026 · highest value: 22.4 °C on August 4, 2026.
In September, temperatures have ranged between 12.8 °C and 18.7 °C.
The current value is 0.8 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Deilbach right now?
The current water temperature is 15.2 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Deilbach?
Currently 15.2 °C (updated continuously).
How warm is at Deilbach in September?
In September, the water temperature recently averaged 16.0 °C.
When is the water warmest at Deilbach?
Across the measurement record, July is on average the warmest month (17.7 °C).
