For the first time since London 2012, cyclists have taken over the capital. This weekend more than 70 thousand people are taking part in RideLondon -- billed as the country's largest ever festival of cycling. The aim -- to get more people in the capital on two wheels. Rags Martel reports.
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The high of 35C was recorded on a Bakerloo line train between Piccadilly Circus and Oxford Circus at 2pm.
Weather forecasters say temperatures could reach 35C, beating the previous record of 34.6C in the scorching summer of 1976.
After years of political manoeuvring over the future expansion of Heathrow Airport, there has been an important development this lunchtime.