Klenice, Mladá Boleslav · River
The current water temperature at Klenice is 15.6 °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.
This measurement series includes 503 data points since July 26, 2026.
Lowest recorded value: 13.7 °C on September 19, 2026 · highest value: 25.2 °C on August 5, 2026.
In September, temperatures have ranged between 13.7 °C and 19.1 °C.
The current value is 1.5 °C below the September average of this series.
Can you swim at Klenice right now?
The current water temperature is 15.6 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Klenice?
Currently 15.6 °C (updated continuously).
How warm is at Klenice in September?
In September, the water temperature recently averaged 17.1 °C.
When is the water warmest at Klenice?
Across the measurement record, August is on average the warmest month (20.0 °C).