That's according to data from the Met Office
Parts of the UK were hotter than California and the Mediterranean on Monday, ahead of what could be the hottest day of the year so far later this week.
In several locations across the South East, the mercury was recorded at 24.2C in the afternoon.
The temperature is expected to rise as high as 25C on Tuesday and 27C on Wednesday.
Published:19/05/2020 by Radio NewsHub