Today
Today will be another dry day with sunny spells in the south at first, but cloud in the northwest will spread southeastwards during the day.
Good sunny spells will develop again later in the afternoon and evening.
Top temperatures will be 16 to 19 degrees over Connacht and Ulster - but reach 20 to 23 degrees elsewhere.
Winds will be light westerly but moderate over Ulster.
Tonight
Tonight will be dry with good clear spells over much of the country.
However, it will be cloudier in the north and northwest with patchy light rain or drizzle there.
Lowest temperatures of 6 to 10 degrees in light variable or westerly breezes with some mist patches forming.