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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Daily Press UK weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
The live forecast above shows the current conditions for St Agnes, Cornwall. The key takeaway is that the site’s coastal position means weather can shift quickly, so the live data is your most reliable guide for today’s actual temperature and wind, not a fixed number from a general forecast.
What does “St Agnes weather” typically mean for visitors?
St Agnes sits on Cornwall’s north coast, exposed to Atlantic weather systems. The live forecast above will show you the immediate wind strength and chance of rain, which is particularly important for walkers and surfers. Unlike inland spots, sea mist and gusty conditions can arrive without much warning, so checking the live feed before heading out is more useful than a long-range prediction for the area.
How does this compare with nearby forecasts?
If you are looking at bbc weather st ives, you’ll find a similar coastal profile, though St Ives sits further south-west and can be a degree or two milder. For St Agnes, the live forecast above remains the most accurate source because local topography around the Beacon and the cliffs creates microclimates that broader regional forecasts miss. For a wider view of conditions across the county, our UK weather hub links to other coastal spots.
Is the BBC forecast for St Agnes accurate for surf planning?
The BBC forecast gives a general overview, but for surf conditions the live wind and tide data above is more precise. Swell direction and local gusts vary significantly around the headland.
Does St Agnes have a different weather pattern from Newquay?
Yes, St Agnes often sees less rainfall than Newquay due to its position behind the headland, but fog can linger longer. Check the live forecast above for the real-time difference.
How quickly does weather change in St Agnes?
In under 30 minutes, clear skies can become overcast with drizzle. The live forecast above updates frequently, making it the most reliable tool for short-notice plans on the coast.