Istreelva water temperature
Istreelva · River
The current water temperature at Istreelva is 12.7 °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 733 data points since July 22, 2026.
Lowest recorded value: 11.3 °C on September 6, 2026 · highest value: 17.7 °C on July 30, 2026.
In September, temperatures have ranged between 11.3 °C and 14.3 °C.
The current value is 0.1 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Istreelva right now?
The current water temperature is 12.7 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Istreelva?
Currently 12.7 °C (updated continuously).
How warm is at Istreelva in September?
In September, the water temperature recently averaged 12.8 °C.
When is the water warmest at Istreelva?
Across the measurement record, July is on average the warmest month (16.0 °C).
