Černá Nisa water temperature
Černá Nisa, Uhlířská · River
The current water temperature at Černá Nisa is 9.6 °C (as of September 21, 2026, source: ČHMÚ).
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 343 data points since July 26, 2026.
Lowest recorded value: 8.1 °C on September 7, 2026 · highest value: 13.3 °C on August 4, 2026.
In September, temperatures have ranged between 8.1 °C and 11.3 °C.
The current value is 0.5 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Černá Nisa right now?
The current water temperature is 9.6 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Černá Nisa?
Currently 9.6 °C (updated continuously).
How warm is at Černá Nisa in September?
In September, the water temperature recently averaged 10.1 °C.
When is the water warmest at Černá Nisa?
Across the measurement record, August is on average the warmest month (11.3 °C).
