The weather forecast from the Met Office:

Staying sunny today with light winds. Temperatures rising to 20 or 21 Celsius at best.

Fine and warm tomorrow with light winds but the sunshine turning hazy late afternoon and evening as high level cloud moves in. Top temperature about 23°C away from the coasts.

Staying settled and quiet for the rest of the week with plenty of sunshine and becoming very warm or hot as temperatures reach the mid-twenties inland.