Deel water temperature
Deel, Knockglass House · River
The current water temperature at Deel is 15.5 °C (as of September 1, 2026, source: official monitoring networks).
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 1435 data points since July 3, 2026.
Lowest recorded value: 13.5 °C on August 24, 2026 · highest value: 26.6 °C on July 13, 2026.
In September, temperatures have ranged between 15.5 °C and 15.9 °C.
The current value is 0.1 °C below the September average of this series.
Nearby waters
More measuring points: Deel
Frequently asked questions
Can you swim at Deel right now?
The current water temperature is 15.5 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Deel?
Currently 15.5 °C (updated continuously).
How warm is at Deel in September?
In September, the water temperature recently averaged 15.6 °C.
When is the water warmest at Deel?
Across the measurement record, July is on average the warmest month (18.9 °C).
