Aherlow water temperature
Aherlow, Killardry · River
The current water temperature at Aherlow is 13.8 °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 1321 data points since July 3, 2026.
Lowest recorded value: 12.9 °C on August 24, 2026 · highest value: 18.9 °C on July 12, 2026.
In September, temperatures have ranged between 13.8 °C and 14.5 °C.
The current value is 0.3 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Aherlow right now?
The current water temperature is 13.8 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Aherlow?
Currently 13.8 °C (updated continuously).
How warm is at Aherlow in September?
In September, the water temperature recently averaged 14.1 °C.
When is the water warmest at Aherlow?
Across the measurement record, July is on average the warmest month (16.5 °C).
