Kewaunee River water temperature
Kewaunee River, Kewaunee, Wisconsin · River
The current water temperature at Kewaunee River is 14.6 °C (as of September 21, 2026, source: USGS).
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 390 data points since July 23, 2026.
Lowest recorded value: 14.6 °C on September 21, 2026 · highest value: 26.7 °C on September 1, 2026.
In September, temperatures have ranged between 14.6 °C and 26.7 °C.
The current value is 7.3 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Kewaunee River right now?
The current water temperature is 14.6 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Kewaunee River?
Currently 14.6 °C (updated continuously).
How warm is at Kewaunee River in September?
In September, the water temperature recently averaged 21.9 °C.
When is the water warmest at Kewaunee River?
Across the measurement record, September is on average the warmest month (21.9 °C).
