Bottnischer Meerbusen, Kalix · Sea/Coast
The current water temperature at Bottnischer Meerbusen is 4.8 °C (as of October 16, 2026, source: official monitoring networks).
The sea lags the air by weeks: the warmest water often arrives after the warmest days. Measured buoy values show this honestly.
This measurement series includes 690 data points since August 17, 2026.
Lowest recorded value: 4.3 °C on October 14, 2026 · highest value: 16.8 °C on September 1, 2026.
In October, temperatures have ranged between 4.3 °C and 11.0 °C.
The current value is 3.7 °C below the October average of this series.
Can you swim at Bottnischer Meerbusen right now?
The current water temperature is 4.8 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Bottnischer Meerbusen?
Currently 4.8 °C (updated continuously).
How warm is at Bottnischer Meerbusen in October?
In October, the water temperature recently averaged 8.5 °C.
When is the water warmest at Bottnischer Meerbusen?
Across the measurement record, August is on average the warmest month (14.9 °C).