Vltava water temperature
Vltava, Vraňany · River
The current water temperature at Vltava is 16.4 °C (as of September 20, 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.
Measurement series & statistics
This measurement series includes 503 data points since July 26, 2026.
Lowest recorded value: 15.3 °C on September 20, 2026 · highest value: 23.4 °C on August 4, 2026.
In September, temperatures have ranged between 15.3 °C and 19.5 °C.
The current value is 1.8 °C below the September average of this series.
Nearby waters
More measuring points: Vltava
Frequently asked questions
Can you swim at Vltava right now?
The current water temperature is 16.4 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Vltava?
Currently 16.4 °C (updated continuously).
How warm is at Vltava in September?
In September, the water temperature recently averaged 18.2 °C.
When is the water warmest at Vltava?
Across the measurement record, August is on average the warmest month (19.7 °C).
