Time for a nice 99!
Good news! The sun is coming back from Monday and it will get milder each day, hitting 20C by Thursday, says forecaster, Alan O'Reilly.
He said: "Feeling much cooler near the East coast with the Easterly wind, especially [Monday] and Tuesday when the breeze will be strong."
Temperature weather chart for Thursday below:
Alan added: "A glorious dry week with lots of sunny spells."