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Live forecasts update automatically; written guidance last reviewed 20 June 2026 by the Culture Observer weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
London’s weather is famously variable, so the live forecast above gives the truest picture for today. The city enjoys mild summers and cool winters, making spring (April–June) and early autumn (September–October) the most comfortable months to explore.
When is the best time to visit London?
May to September offers the most reliable warmth, with average highs of 18–24°C. July and August are peak tourist months, so expect crowds and higher accommodation prices. For quieter visits, shoulder seasons (April–May, September–October) bring pleasant conditions and fewer school-holiday rushes.
What should I pack for London weather?
Layering is essential. A waterproof jacket and comfortable walking shoes work year-round. In winter (December–February), add a warm coat, scarf and gloves; temperatures rarely dip below freezing but dampness can bite. Summer requires light layers—a jumper for cooler evenings is wise, even in July. Umbrellas are handy but a hood often suffices.
What is the weather in London tomorrow?
Check the live forecast above for the most accurate update. London’s weather changes quickly, so the hourly breakdown there gives the best guidance for the next 24 hours.
What is the London weather for 10 days or 14 days?
For a reliable outlook, see our 10 Day Weather Forecast UK. Longer-range forecasts (weather london 14 days, london weather 15 days, or london weather 30 days) become less precise but can indicate general trends.
Is London weather given in Celsius or Fahrenheit?
All UK forecasts use Celsius. If you need london weather fahrenheit, convert roughly: multiply Celsius by 1.8 and add 32. The live forecast above shows Celsius as standard.
Plan ahead with our UK weather hub or compare conditions in Birmingham and Glasgow. For hourly details, the live forecast above remains your most current source for london weather hourly updates.