Boyne, Trim · River
The current water temperature at Boyne is 13.0 °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 1400 data points since July 22, 2026.
Lowest recorded value: 12.1 °C on July 22, 2026 · highest value: 13.1 °C on September 19, 2026.
In September, temperatures have ranged between 12.8 °C and 13.1 °C.
The current value is 0.1 °C above the September average of this series.
Can you swim at Boyne right now?
The current water temperature is 13.0 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Boyne?
Currently 13.0 °C (updated continuously).
How warm is at Boyne in September?
In September, the water temperature recently averaged 12.9 °C.
When is the water warmest at Boyne?
Across the measurement record, September is on average the warmest month (12.9 °C).