Zwettl water temperature
Zwettl, Zwettl (Sportplatz) · River
The current water temperature at Zwettl is 11.8 °C (as of September 22, 2026, source: Hydrographischer Dienst Niederösterreich).
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 654 data points since August 4, 2026.
Lowest recorded value: 11.8 °C on September 22, 2026 · highest value: 24.7 °C on August 4, 2026.
In September, temperatures have ranged between 11.8 °C and 19.6 °C.
The current value is 4.4 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Zwettl right now?
The current water temperature is 11.8 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Zwettl?
Currently 11.8 °C (updated continuously).
How warm is at Zwettl in September?
In September, the water temperature recently averaged 16.2 °C.
