It's reached 33.7 °C at Heathrow, making it the hottest day of the year so far (and the hottest since July 2006)
We could see highs of 33 °C in the south east this afternoon, 10 °C hotter than yesterday
London experienced some of its warmest temperatures since 2006, according to the Met Office.
St Jame's Park in central London had an average maximum temperature of 26.2C this year, while it was 27.7C in 2006.
It has been the driest July since 1996, with only 41.4mm of rain last month, and 27.75mm in 1996.
There has been 268.2 hours of sunshine at Heathrow, that is 144% on average.
It's already 24C in Gravesend. We could mow be on track for it to get up to 33C in Central London (2013 record is 33.5C). @itvlondon
It's going to be a scorcher today. 32C (90F) this afternoon, dry and sunny. @itvlondon