Root River at W. Eight Mile Rd near Caledonia, Wisconsin water temperature
Root River at W. Eight Mile Rd near Caledonia, Wisconsin · River
The current water temperature at Root River at W. Eight Mile Rd near Caledonia is 18.2 °C (as of September 19, 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 314 data points since July 22, 2026.
Lowest recorded value: 18.2 °C on September 19, 2026 · highest value: 26.2 °C on August 8, 2026.
In September, temperatures have ranged between 18.2 °C and 26.2 °C.
The current value is 4.6 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Root River at W. Eight Mile Rd near Caledonia right now?
The current water temperature is 18.2 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Root River at W. Eight Mile Rd near Caledonia?
Currently 18.2 °C (updated continuously).
How warm is at Root River at W. Eight Mile Rd near Caledonia in September?
In September, the water temperature recently averaged 22.8 °C.
When is the water warmest at Root River at W. Eight Mile Rd near Caledonia?
Across the measurement record, September is on average the warmest month (22.8 °C).
