Latest weather update and forecast for London.
London will experience sunny intervals today, September 9, 2026 , with a high of 20°C and a low of 12°C , offering pleasant and largely dry conditions with minimal chances of rain and humidity at 77% . The week ahead will see a warming trend, with temperatures rising to 24°C by September 12 , followed by a mix of sunny intervals and cloudy conditions, including a chance of light showers on September 15 , with mild temperatures persisting throughout. Today in London, residents can anticipate a day characterized by sunny intervals , offering a comfortable start to the week.
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The maximum temperature is forecast to reach 20°C , while the minimum temperature will be around 12°C . Humidity levels are expected to be at 77% , contributing to the mild conditions. The chance of rain is less than 5% , making it a largely dry day. Wind speeds are predicted to reach up to 33.8 kph , but are unlikely to cause significant disruption. Tomorrow, September 10 , will see a slight increase in temperature, with a high of 21°C and a low of 15°C , continuing with sunny intervals . This warming trend is expected to continue, with temperatures reaching up to 24°C by September 12 . The latter half of the week will see a mix of sunny intervals and cloudy conditions , with a chance of light showers on September 15 .
Residents can enjoy the pleasant conditions without the need for heavy rain gear. The moderate temperatures mean that light clothing will be suitable for most of the day. Evening activities should also be comfortable, as the temperature is not expected to drop drastically. Looking ahead, the weather in London is set to become warmer as the week progresses. Temperatures will remain mild throughout the week, generally ranging between the mid-teens and low twenties Celsius .
With the weather set to be predominantly sunny and mild , today is ideal for outdoor activities.