Ireland weather: Temperatures to hit scorching 28C but glorious heat won’t be sticking aroundMet Éireann forecasters have confirmed when temperatures will hit 28C, and when they will return to averageView 3 Images People on Portmarnock Beach, Dublin (Image: Brian Lawless/PA Wire)Temperatures are set to hit a scorching peak of 28C this week, but the glorious weather won’t be sticking around with temperatures dropping right back down for the weekend. ‌Overall, Met Éireann forecasters said the coming days would see hot and humid conditions for the country, with sunny spells shining down. Wednesday will hit 28C with a few showers possible early on and a largely dry night - perfect for the solar eclipse. Friday will see a mix of sunny spells and scattered showers with temperatures rolling back to 22C. ‌View 3 Images People enjoying the sunny weather on Dollymount Strand, Dublin.