Hudson River water temperature
Hudson River, Tivoli South Bay · Sea/Coast
The current water temperature at Hudson River is 20.7 °C (as of September 20, 2026, source: NOAA NERRS SWMP).
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 68 data points since September 1, 2026.
Lowest recorded value: 20.7 °C on September 20, 2026 · highest value: 24.8 °C on September 4, 2026.
In September, temperatures have ranged between 20.7 °C and 24.8 °C.
The current value is 2.8 °C below the September average of this series.
Nearby waters
More measuring points: Hudson River
Frequently asked questions
Can you swim at Hudson River right now?
The current water temperature is 20.7 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Hudson River?
Currently 20.7 °C (updated continuously).
How warm is at Hudson River in September?
In September, the water temperature recently averaged 23.5 °C.
