Dargle, Powerscourt House · River
The current water temperature at Dargle is 13.4 °C (as of September 20, 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.
This measurement series includes 1399 data points since July 22, 2026.
Lowest recorded value: 12.1 °C on August 24, 2026 · highest value: 18.5 °C on July 22, 2026.
In September, temperatures have ranged between 13.2 °C and 16.9 °C.
The current value is 1.4 °C below the September average of this series.
Can you swim at Dargle right now?
The current water temperature is 13.4 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Dargle?
Currently 13.4 °C (updated continuously).
How warm is at Dargle in September?
In September, the water temperature recently averaged 14.8 °C.
When is the water warmest at Dargle?
Across the measurement record, July is on average the warmest month (16.6 °C).