St Lucie River at Speedy Point, Stuart, Florida water temperature
St Lucie River at Speedy Point, Stuart, Florida · River
The current water temperature at St Lucie River at Speedy Point is 29.5 °C (as of September 20, 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.
Water quality
Official EPA rating: excellentMeasurement series & statistics
This measurement series includes 304 data points since July 22, 2026.
Lowest recorded value: 28.9 °C on September 19, 2026 · highest value: 33.5 °C on August 20, 2026.
In September, temperatures have ranged between 28.9 °C and 32.2 °C.
The current value is 1.1 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at St Lucie River at Speedy Point right now?
The current water temperature is 29.5 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at St Lucie River at Speedy Point?
Currently 29.5 °C (updated continuously).
How warm is at St Lucie River at Speedy Point in September?
In September, the water temperature recently averaged 30.6 °C.
When is the water warmest at St Lucie River at Speedy Point?
Across the measurement record, August is on average the warmest month (31.5 °C).
How is the water quality at St Lucie River at Speedy Point?
The official classification is: excellent.
