It got to 28.1 °C in Mullingar yesterday

From Met.ie

Today

Very warm today with long spells of sunshine. Maximum temperatures generally ranging 24 to 28 degrees but slightly less warm along the coast due to sea-breezes. There is the chance of a localised sharp shower breaking out later in the day inland.

Solar UV Index

High to Very High on Sunday and High on Monday.

Tonight

Staying warm overnight with largely clear skies and just few patches of mist or low cloud forming around dawn. Lowest overnight temperatures generally 14 to 17 degrees in light northeasterly breezes.

Tomorrow

Another very warm day on Monday with plenty of summer sunshine. Maximum temperatures generally ranging 24 to 28 degrees but slightly less warm at the coast with moderate onshore east to northeast breezes.

NATIONAL OUTLOOK

Overview: Very warm or hot with plenty of sunshine.

Monday night: Warm and humid on Monday night with mostly clear skies but with cloudier conditions along the north coast. Temperatures dropping no lower than 14 to 17 degrees generally in light northeast breezes.

Tuesday: A very warm day on Tuesday with virtually unbroken sunshine. Maximum temperatures ranging 24 to 28 degrees generally but a few degrees less warm at the coast with sea-breezes developing. A warm and very humid night to follow on Tuesday night with temperatures overnight only falling back gradually reaching minima of 15 to 18 degrees around dawn.

Wednesday: Wednesday looks set to be a hot day with top temperatures ranging 25 to 29 degrees. There'll be lots of sunshine and just scattered cloud, mainly across the western half of the country. Uncomfortably warm and humid on Wednesday night with temperatures not falling below 16 to 19 degrees with light south or variable winds.

Thursday: Another very warm day is forecast for Thursday with sunshine and scattered cloud. Maximum temperatures of 25 to 29 degrees generally but a few degrees less warm along some coasts in light southeast winds. Uncomfortably warm and humid overnight with temperatures not falling below 16 to 19 degrees once again. There'll be clear spells but with the risk of a few heavy showers breaking out during the night in the south.

Friday: Warm sunshine for many on Friday but with some scattered showers or thunderstorms possible, especially across Munster where more general rain may push in during the day. Maximum temperatures of 22 to 27 degrees in moderate southeast winds.