Shannon water temperature
Shannon, Carrick-On-Shannon · River
The current water temperature at Shannon is 14.6 °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.
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Measurement series & statistics
This measurement series includes 1399 data points since July 22, 2026.
Lowest recorded value: 14.6 °C on September 20, 2026 · highest value: 20.6 °C on July 24, 2026.
In September, temperatures have ranged between 14.6 °C and 17.8 °C.
The current value is 1.9 °C below the September average of this series.
Nearby waters
More measuring points: Shannon
Frequently asked questions
Can you swim at Shannon right now?
The current water temperature is 14.6 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Shannon?
Currently 14.6 °C (updated continuously).
How warm is at Shannon in September?
In September, the water temperature recently averaged 16.5 °C.
When is the water warmest at Shannon?
Across the measurement record, July is on average the warmest month (19.4 °C).
