Truman's Beach water temperature
Truman's Beach · Sea/Coast
The current water temperature at Truman's Beach is 21.3 °C (as of September 20, 2026, source: USGS · Proxy).
The sea lags the air by weeks: the warmest water often arrives after the warmest days. Measured buoy values show this honestly.
Measurement series & statistics
This measurement series includes 432 data points since July 22, 2026.
Lowest recorded value: 21.3 °C on September 20, 2026 · highest value: 29.8 °C on July 27, 2026.
In September, temperatures have ranged between 21.3 °C and 24.2 °C.
The current value is 1.9 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Truman's Beach right now?
The current water temperature is 21.3 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Truman's Beach?
Currently 21.3 °C (updated continuously).
How warm is at Truman's Beach in September?
In September, the water temperature recently averaged 23.2 °C.
When is the water warmest at Truman's Beach?
Across the measurement record, August is on average the warmest month (25.0 °C).
