Turns out this weekend is going to be pretty warm but not as sunny.
According to Met Éireann, tomorrow is expected to be bright with sunny spells and a few showers. Highest temperatures will be between 16 and 21 degrees Celsius.

Saturday will be bright and sunny again with the occasional shower. Top temperatures will be around 20 degrees Celsius.
Heavy rain and blustery conditions will move across the country overnight but it will remain humid, around 12 to 14 degrees Celsius.

As for Sunday, heavy showers are expected at first but this will clear leaving a bright and reasonably bright day with some sunny spells. Highest temperatures will reach 20 degree Celsius.
Next week is said to be much for the same with dry conditions and temperatures above normal.