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Live forecasts update automatically; written guidance last reviewed 13 June 2026 by the Insight Britain 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 and the outlook for Swanley. Use it to check the temperature, wind speed, and chance of rain before you head out for the day.
How should you read the live forecast for Swanley?
The live forecast above updates automatically with observations from the nearest Met Office station. The “Now” panel shows the current temperature and wind conditions, while the hourly and daily tabs reveal how the weather will change through the day and week. Pay attention to the rain probability bar and the wind arrow direction for planning walks or commutes.
What is Swanley’s typical climate like through the seasons?
Swanley sits in the Kent Downs Area of Outstanding Natural Beauty fringe and experiences a standard maritime UK climate. Winters are cool and damp, with daytime lows typically in the low single figures. Frost is common on clear nights. Summers are mild to warm, with highs often reaching the low 20s Celsius. Rainfall is spread fairly evenly across the year, though autumn and winter tend to feel wetter. South-westerly winds dominate, but the town is sheltered from the strongest coastal gusts by the North Downs.
How does the local geography affect Swanley’s weather?
Swanley lies in a shallow valley at the edge of the Kent Weald. This topography can trap mist and low cloud on calm mornings, especially in autumn and spring. The nearby River Darent valley also funnels cooler air, so temperatures here can be a degree or two lower than in London’s urban heat island. Snowfall is infrequent but, when it occurs, the valley location can allow it to linger a little longer than on surrounding hills.
What is the best time to visit Swanley and what should you pack?
Late spring (May to early June) and early autumn (September) offer the most settled conditions, with comfortable temperatures and lower rainfall. Pack a waterproof jacket and layers year-round, even in summer, as showers can develop quickly. In winter, bring a warm coat, gloves and sturdy footwear for muddy paths.
Which nearby areas do readers also check?
If you are planning a wider trip, readers often compare the forecast for nearby towns. Check the outlook for Orpington, Sidcup and Dartford, all within a 10-minute drive. Further afield, you can look up Bexleyheath, Welling and Erith.
What will the weather be in Swanley tomorrow?
For the most reliable view of tomorrow’s conditions in Swanley, refer to the live forecast above. Look at the “Tomorrow” tab for hourly temperatures, wind speed and the chance of rain. This data updates regularly from the latest Met Office models.
How reliable is the 10–14 day forecast for Swanley?
The 10–14 day forecast for Swanley gives a useful trend rather than a precise prediction. Confidence in day-to-day details drops after about five days. For planning purposes, check the live forecast above for the outlook and look at our 10-day forecast for the wider region.
Does it rain a lot in Swanley?
Swanley receives roughly 650 mm of rain per year, which is below the UK average of around 1,150 mm. Rain is fairly well distributed, but persistent drizzle is more common in autumn and winter. Check UK weather warnings on the live forecast above for any heavy rain alerts.
Where can I find forecasts for other UK towns?
You can browse the full list of local forecasts on our UK towns A–Z page. For a national overview, visit the UK weather hub for maps, warnings and long-range outlooks.