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Live forecasts update automatically; written guidance last reviewed 20 June 2026 by the Media Grid UK weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
According to the live forecast above, Barton on Sea will see a high of 13°C and a low of 8°C today with light cloud cover. This mild, settled pattern is typical for early spring on the Hampshire coast, with gentle south-westerly breezes keeping conditions dry.
What is the 21-day weather forecast for Barton on Sea?
The 21-day weather forecast for Barton on Sea indicates a gradual shift towards cooler, unsettled conditions from next week, with rain likely mid-week. Longer-range models suggest a return to drier, brighter spells by the third week, though coastal fog may develop overnight.
How reliable is the BBC Weather forecast for Barton on Sea?
BBC Weather uses data from the Met Office, making its 3-day forecast highly reliable for Barton on Sea, with accuracy rates above 85%. The 5-day outlook is dependable for trends, while the 21-day forecast should be treated as a broad guide, as confidence drops significantly beyond 7 days.
What is the best time to visit Barton on Sea for weather?
Late spring (May–June) offers the most stable weather, with average highs of 16–18°C and lower rainfall. Autumn can be mild but windier, while winter sees frequent gales and temperatures rarely below 2°C.
Does Barton on Sea get fog often?
Yes, sea fog is common from late spring to early autumn, especially in the morning. The Solent’s warm waters meeting cooler air create localised patches that lift by midday, reducing visibility to under 200 metres at times.
Is the 21-day forecast reliable for planning outdoor activities?
It is useful for spotting general trends, such as a wet or dry spell, but not for daily decisions. For the Hampshire coast, always check the live forecast above 72 hours ahead for accuracy.
For updates across the country, see our UK weather hub or check the 10 Day Weather Forecast UK for other regions. For bbc news coverage of local conditions, refer to the live forecast above. The 21 day weather forecast barton on sea is also available for longer-range planning.