Average water temperature in Southampton
On this page you find the mean water temperature over the year in Southampton (Hampshire), the United Kingdom. Take a closer look at the water temperature patterns and what they mean for swimming and recreation.
Water temperatures in Southampton fluctuate across the seasons. The warmest month, September, averages 17°C.
The coldest water temperature month is March, averaging 9°C. Seasonal shifts offer opportunities to explore different activities depending on the time of year.
Forecast for Southampton
1 m/s
broken clouds and no rain
3 m/s
broken clouds and no rain
1 m/s
clear and no rain
Interested in more climate information?
This site provides you with all the information you need about the climate in Southampton.
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