The weather forecast from the Met Office:

Bright or sunny spells and light winds but mist or fog may affect some coasts at times, temperatures inland will reach 19 or 20 Celsius.

Often cloudy tomorrow with a risk of one or two showers and still with some coastal mist at times, but fairly warm again with light winds and temperatures up to 18 or 19.

Settled for the following few days with light winds and warm sunshine at times, any coastal mist will clear by the middle of the week.