Today is set to be the hottest day of the year, with temperatures expected to reach 31C in Watford.

With the scorching weather ahead of us today, you may be wondering when is the best time to find some shade and cool off.

At the moment (12pm), it is currently 27C in Watford, but later this afternoon the temperature will jump to 31C.

Here is an hour-by-hour breakdown of what to expect today:

  • 12pm – 27C
  • 1pm – 29C
  • 2pm – 30C
  • 3pm – 31C
  • 4pm – 31C
  • 5pm – 31C
  • 6pm – 31C
  • 7pm – 29C
  • 8pm – 27C
  • 9pm – 25C
  • 10pm – 24C
  • 11pm – 23C

Watford Observer: Credit: Met OfficeCredit: Met Office

The UV level is exceptionally high between 12pm and 3pm, and anyone wishing to bask in the sun is advised to take precautions.

With the sizzling heat, there is also a risk of sunstroke.

According to the NHS, it usually starts with heat exhaustion and symptoms include a headache, dizziness and confusion, a loss of appetite, excessive sweating, cramps in the arms or legs or stomach, fast breathing or pulse and being very thirsty.