Pacific water temperature
Pacific, Tiburon Pier, San Francisco Bay, CA · Sea/Coast
The current water temperature at Pacific is 18.8 °C (as of September 20, 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.
Water quality
Official EPA rating: excellentMeasurement series & statistics
This measurement series includes 92 data points since August 29, 2026.
Lowest recorded value: 16.5 °C on September 2, 2026 · highest value: 19.9 °C on September 7, 2026.
In September, temperatures have ranged between 16.5 °C and 19.9 °C.
The current value is 0.8 °C above the September average of this series.
Nearby waters
More measuring points: Pacific
Frequently asked questions
Can you swim at Pacific right now?
The current water temperature is 18.8 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Pacific?
Currently 18.8 °C (updated continuously).
How warm is at Pacific in September?
In September, the water temperature recently averaged 18.0 °C.
How is the water quality at Pacific?
The official classification is: excellent.
