Average monthly water temperature in Sway, the United Kingdom
On this page you find the mean water temperature over the year in Sway (Hampshire), the United Kingdom. Get insights into the water temperature fluctuations and discover what they mean for visitors.
Water in Sway maintains a consistently cool profile. The warmest month, September, has an average temperature of 17°C (63°F).
The coldest water temperature month is March, averaging 9°C (48°F). These conditions are ideal for enjoying peaceful, less crowded water activities.
Sway Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Sway - and find the best time to visit.
Sway 3-Day Forecast
Temperature Rainfall Sunshine Humidity Water Temp
See the full Sway climate overview or explore weather in the United Kingdom.
Popular this month
Where to go in September - average daytime high across popular destinations.
London
20°C (68°F) Bath19°C (66°F) Torquay19°C (66°F) Manchester
18°C (64°F) York19°C (66°F) Edinburgh17°C (63°F) Blackpool17°C (63°F) Glasgow17°C (63°F) 
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