Weak weather fronts moving from west to east mean there will be a fresher feel to the air from the middle of the week onwards but temperatures in the south east of England will still be reaching somewhere up in the mid twenties.
Forecasters say the temperatures could soar to as high as 26C, which would make it the warmest since the bank holiday began in 1978.
It is as we are in for a rare treat - a Bank Holiday with some decent weather, which could breaks records.
Today, temperatures are expected to peak at about 20C (68F) in the county. "The record high of 32.8C looks to be in danger of being broken", said Coral's John Hill.
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Mr Bowles added: "Tuesday sees a lot of rain coming through from the west".
The South East and central southern England are experiencing the most heat, with the majority of the United Kingdom seeing temperatures between 23C (73.4F) and 27C (80.6F).
Andy Page, Chief Meteorologist at the Met Office said: "We can't promise wall to wall sunshine for everyone this Bank Holiday weekend, however, it's looking like most of us will get some prolonged warm sunshine".
Royal bride Meghan may be hoping the rain will stay away for her big day at Windsor Castle.
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Met Office forecaster Charlie Powell said the highs of 28C were not going to be widespread.
This weekend's hot conditions have been created by a mix of low pressure, light winds and consistent sunshine.
"We're still going to see some dry days, but there's still going to be some wet days mixed in as well".
"Neither does it look like it's going to be a complete washout, disgusting end to the month of May". PA Wire/PA Images People look at cherry trees in blossom as they enjoy the warm and sunny weather in Greenwich Park, south London.
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