Atlantic water temperature
Atlantic, Eastern Maine Shelf · Sea/Coast
The current water temperature at Atlantic is 12.9 °C (as of September 19, 2026, source: NOAA NDBC).
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 419 data points since July 22, 2026.
Lowest recorded value: 9.1 °C on July 27, 2026 · highest value: 16.7 °C on August 7, 2026.
In September, temperatures have ranged between 10.4 °C and 13.7 °C.
The current value is 0.5 °C above the September average of this series.
Nearby waters
More measuring points: Atlantic
Frequently asked questions
Can you swim at Atlantic right now?
The current water temperature is 12.9 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Atlantic?
Currently 12.9 °C (updated continuously).
How warm is at Atlantic in September?
In September, the water temperature recently averaged 12.4 °C.
When is the water warmest at Atlantic?
Across the measurement record, August is on average the warmest month (12.9 °C).
