Barnegat Bay at Barnegat Light, New Jersey water temperature
Barnegat Bay at Barnegat Light, New Jersey · Sea/Coast
The current water temperature at Barnegat Bay at Barnegat Light is 21.4 °C (as of September 20, 2026, source: USGS).
The sea lags the air by weeks: the warmest water often arrives after the warmest days. Measured buoy values show this honestly.
Water quality
Official EPA rating: excellentMeasurement series & statistics
This measurement series includes 112 data points since August 26, 2026.
Lowest recorded value: 21.4 °C on September 20, 2026 · highest value: 26.4 °C on September 2, 2026.
In September, temperatures have ranged between 21.4 °C and 26.4 °C.
The current value is 2.3 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Barnegat Bay at Barnegat Light right now?
The current water temperature is 21.4 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Barnegat Bay at Barnegat Light?
Currently 21.4 °C (updated continuously).
How warm is at Barnegat Bay at Barnegat Light in September?
In September, the water temperature recently averaged 23.7 °C.
How is the water quality at Barnegat Bay at Barnegat Light?
The official classification is: excellent.
