Nanny water temperature
Nanny, Duleek · River
The current water temperature at Nanny is 12.9 °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.
Measurement series & statistics
This measurement series includes 1341 data points since July 22, 2026.
Lowest recorded value: 10.0 °C on August 24, 2026 · highest value: 22.2 °C on August 13, 2026.
In September, temperatures have ranged between 12.7 °C and 19.1 °C.
The current value is 2.6 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Nanny right now?
The current water temperature is 12.9 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Nanny?
Currently 12.9 °C (updated continuously).
How warm is at Nanny in September?
In September, the water temperature recently averaged 15.5 °C.
When is the water warmest at Nanny?
Across the measurement record, July is on average the warmest month (17.5 °C).
