Met Eireann have forecast a wet week with heavy showers on the way.
Despite the rain, temperatures will remain in the high teens over the coming days.
Today will begin cloudy with "patches of drizzle".
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It will brighten up in the afternoon with some sunny spells and scattered showers.
Some of the showers will turn heavy later in the afternoon in Ulster, and perhaps the odd heavy one in north Connacht too.
Highest temperatures will range from 14 degrees on the west coast to 18 degrees in the east, with moderate southwest winds, gusty at times.
Here's Met Eireann's forecast for the coming days:
Tomorrow
"Widespread showers will develop during Monday morning, mixed with some bright or sunny spells.
"Showers will turn increasingly heavy during the day, heaviest in the east with the chance of a thundery downpour.
"A fresher day with highest temperatures of 12 to 15 degrees and a moderate northwest breeze, gusty around showers.
Tuesday
"Another day of showers but also with good spells of sunshine. Showers won't be as heavy as those on Monday.
"It will turn cloudier in western areas in the evening. Highest temperatures of 13 to 16 degrees, coolest in the northwest, with a moderate west to northwest breeze.
Wednesday
"Breezy on Wednesday with showery rain clearing the east coast early on. Just a few showers with some sunny spells following in a fresh westerly airflow, overall a good deal of dry weather.
"Quite windy along Atlantic coasts with strong winds for a time there. Highs of 13 to 16 degrees, perhaps reaching 17 degrees in the southeast. Wednesday night will be largely dry with a few showers in Atlantic coastal areas, becoming cloudy or overcast.
"Lows of 7 to 10 degrees with moderate westerly winds.
Thursday
"Some uncertainty but it's looking to be a cloudy day, with a few showers in the west and northwest, possibly a longer spell of rain.
"Elsewhere will likely be drier. Breezy in places with moderate to fresh southwest winds and highs of 14 to 18 degrees."
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