Met Eireann have forecast a massive drop in temperature which will bring this weekend's balmy weather to an end.
This weekend is set to be the start of summer with people flocking to beaches all around the country.
However, the nice weather will be gone as quickly as it came with business as usual resuming on Monday.
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Today will hit 18 degrees with glorious warm sunshine.
There is the chance of a few rainy showers tonight with lowest temperatures of 6 to 8 degrees.
Here is the forecast for the rest of the week.
Tomorrow: "Somewhat cloudier with a chance of a few light showers on Sunday. Feeling cooler too in moderate northeasterly winds with highest temperatures of just 13 to 15 degrees.
Tomorrow night: "Becoming a little cloudier overnight with patchy rain or drizzle. Lowest temperatures of 5 to 10 degrees as winds fall light northerly or variable.
Monday: "A cooler, cloudier day with scattered light showers and just occasional brighter spells. Highest temperatures of 11 to 15 degrees in light to moderate northwesterly breezes.
Monday night: "Showers will die out early in the night leaving a mix of cloud and clear spells. Lowest temperatures of 4 to 8 degrees in mostly light northwesterly breezes.
Tuesday: "Cloud increasing through the morning with a few light shower developing in the south, however more persist rain will push in over the northern half of the country. Highest temperatures of 11 to 15 degrees in light northwest to west breezes.
Tuesday night: "Showery outbreaks of rain will continue in Ulster, Connacht and north Leinster, but turning drier in the south with clear spells developing. Lowest Temperatures of 6 to 9 degrees in light westerly breezes.
Wednesday: "Sunny spells and showery outbreaks of rain with highs creeping up a little again to between 13 and 17 degrees in light northwesterly winds.
Further outlook: "Current indications suggest that there'll be further showers from mid-week onwards, with light winds while temperatures will bounce back towards the mid to high teens."
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