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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the WordPatch weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
The live forecast above gives you Seaford’s current conditions. For the full picture, the Met Office and BBC Weather both cover Seaford’s 7‑day and 14‑day outlook, so you can decide when to walk the seafront or head to the Seven Sisters.
When is the best time to visit Seaford?
Late spring (May to June) and early autumn (September) offer mild temperatures and fewer crowds. July and August are warmest, but school holidays mean the beach gets busier. Winter brings chilly winds from the Channel, though crisp days are still good for coastal walks. Check the UK weather hub before you travel.
What should I pack?
Pack layers and a waterproof jacket even in summer – sea breezes can be cool. In winter, add a warm coat, hat and gloves. Comfortable walking boots are useful for the South Downs Way. Sunglasses and sun cream are wise for bright days. For a full forecast check the 10 day forecast.
Does Seaford have a different microclimate to Brighton?
Seaford is further east and slightly less exposed to south‑westerly winds, so it can be a touch drier than Brighton. However, both share similar coastal conditions – check the Met Office weather Seaford page for specifics.
How accurate are the 14‑day forecasts for Seaford?
Long‑range forecasts (like BBC Weather Seaford 14 days) give a broad trend, not a daily guarantee. For trip planning, use the 7‑day outlook and update closer to your visit. Weather in Seaford 10 days is a good middle ground.
When are school holidays in Seaford?
East Sussex schools follow standard UK term dates: Easter (April), summer (late July–early September) and October half‑term. These periods see higher visitor numbers, so book accommodation early if you’re travelling then.