Weather in Ireland in may 2025

Below, you have access to the weather forecast for the month of may for most popular cities in Ireland. These datas are probabilities for may from weather reports for many years. The percentage indicates the possibility of having the weather indicated.

Average weather in may in Dublin

tolerable weather

Weather at 6am
49°F

Cloudy

26%

Clear/Sunny

25%

Moderate rain at times

9%

Weather at 12pm
56°F

Partly Cloudy

29%

Clear/Sunny

22%

Moderate rain at times

10%

Weather at 6pm
56°F

Cloudy

26%

Clear/Sunny

23%

Moderate rain at times

20%

Weather at 3am
49°F

Partly Cloudy

28%

Clear/Sunny

25%

Cloudy

18%

Moderate rain at times

13%

More information about the weather in Dublin in may



Where to go in Ireland in may?

Where to go in Ireland in may: destination map

Ireland: weather map in may in different regions
Ireland: weather map in may in different regions ©whereandwhen.net

Download the map

Where to go in each region in may?

Connacht
(Galway, Connemara National Park, Belmullet...)
54°F to 59°F4 à 9 days52°F to 54°F
tolerable weather*
Leinster
(Dublin, Kilkenny, Dundalk...)
56°F to 59°F2 à 6 days52°F
tolerable weather
Munster
(Cork, Dingle, Limerick...)
56°F to 59°F4 à 9 days54°F
tolerable weather*
North East Ireland (Ulster)
(Letterkenny, Killybegs, Dungloe...)
54°F to 58°F3 à 8 days52°F
tolerable weather
*over most of the region. Weather may vary locally.


Where should you go in Ireland in may when it comes to the weather?

Remember:
The climate in Ireland in may is tolerable across the board.

Rainfall increases in both frequency and intensity during the month of May. Despite the rise in temperatures, the climatic conditions of all the localities remain barely favorable. However, compared to the previous month - the climate throughout May in Ireland is slowly improving.

May in Malin Head and Northern Ireland

If visiting the north, expect to have showers that can occur at any time. However, as they last only a few hours - this provides time to enjoy the cloud thinnings to discover the region in all its splendor.

May in Birr and central Ireland

Misty, cold and wet, the days are disadvantaged by a weather in Ireland throughout May that is somewhat capricious. If travelling to Birr, wear both waterproof and warm clothing that can provide a comfortable fit.

May in Dublin and the East Coast of Ireland

The rise in temperatures in the middle of the day will allow to feel a little freshness and especially that with the cloud thinnings, it is possible to have a beautiful sunshine. However, due to the abundance of precipitation, prepare to have showers at the end of the day.

May in Valentia and the South-west Coast of Ireland

Weather conditions in Valentia are characterized by the presence of showers. Even if the temperatures are rising slightly, the freshness is still present.


Climate in Ireland in may

Climate in Dublin in may

In the month of may, maximum temperature is 58°F and minimum temperature is 49°F (for an average temperature of 52°F). The climate is fairly cold around this city in the month of may, but it is livable by dressing hot. With 2.3in over 3 days, you will experience some showers throughout your stay. But this is reasonably and it is only of temporary showers.
With proper weather, may is okay (but not the best month) for traveling in that area.

May
Average temperature 52°F
Highest temperature 58°F
Lowest temperature 49°F
Sea temperature 51°F
Rainfall 2.3in
Number of days with rainfall 3 day(s)
(11%)
Humidity 90%
Daily sunshine hours 13
Cloud cover 52%
Length of day 15:54
Our opinion at whereandwhen.net tolerable
more information about the climate in Dublin in may

Climate in Cork in may

In the month of may, maximum temperature is 58°F and minimum temperature is 49°F (for an average temperature of 54°F). The climate is quite cool in this location in this month, but it is tolerable by dressing cosy. With 3.7in over 6 days, rain may occur for your vacations. But this is reasonably and it will not be continuous.
With a correct climate, the month of may is okay (but not good month) for traveling in Cork.

May
Average temperature 54°F
Highest temperature 58°F
Lowest temperature 49°F
Sea temperature 54°F
Rainfall 3.7in
Number of days with rainfall 6 day(s)
(20%)
Humidity 92%
Daily sunshine hours 13
Cloud cover 55%
Length of day 15:41
Our opinion at whereandwhen.net tolerable
more information about the climate in Cork in may

Climate in Galway in may

In the month of may, maximum temperature is 59°F and minimum temperature is 49°F (for an average temperature of 54°F). The climate is rather fresh around this city in the month of may, but it is tolerable by dressing hot. With 4.3in over 7 days, you will experience some showers for your stay. But this is pretty moderate and it will not be continuous.
With proper weather, the month of may is okay (but not good month) for traveling in this locality.

May
Average temperature 54°F
Highest temperature 59°F
Lowest temperature 49°F
Sea temperature 53°F
Rainfall 4.3in
Number of days with rainfall 7 day(s)
(22%)
Humidity 92%
Daily sunshine hours 12
Cloud cover 61%
Length of day 15:54
Our opinion at whereandwhen.net tolerable
more information about the climate in Galway in may

Climate in Belmullet in may

In may, maximum temperature is 54°F and minimum temperature is 52°F (for an average temperature of 54°F). The climate is fairly cool here in the month of may, but it is tolerable by dressing hot. With 5.4in over 9 days, rainfall can happen throughout your journey. But this is rather moderate and it will not be continuous.
With a bad climate, may is not recommended month to go in this locality in Ireland.

May
Average temperature 54°F
Highest temperature 54°F
Lowest temperature 52°F
Sea temperature 53°F
Rainfall 5.4in
Number of days with rainfall 9 day(s)
(30%)
Humidity 84%
Daily sunshine hours 13
Cloud cover 57%
Length of day 16:02
Our opinion at whereandwhen.net bad
more information about the climate in Belmullet in may

Climate in Connemara National Park in may

In the month of may, the mean temperature in Connemara National Park is 52°F (maximum temperature is 56°F and minimum temperature is 47°F). The climate is relatively cool in this location in this month, but it is endurable when dressing hot. With 3.7in over 6 days, rainfall can happen during your holidays. But this is moderate and it is only of temporary showers.
With proper weather, may is okay (but not good time) for traveling in Connemara National Park in Ireland.

May
Average temperature 52°F
Highest temperature 56°F
Lowest temperature 47°F
Sea temperature 53°F
Rainfall 3.7in
Number of days with rainfall 6 day(s)
(19%)
Humidity 89%
Daily sunshine hours 13
Cloud cover 60%
Length of day 15:56
Our opinion at whereandwhen.net tolerable
more information about the climate in Connemara National Park in may


All cities in Ireland in may

Dublin in maytolerable weather
Cork in maytolerable weather
Galway in maytolerable weather
Belmullet in maybad weather
Connemara National Park in maytolerable weather
Dingle in maytolerable weather
Dundalk in maytolerable weather
Dungloe in maytolerable weather
Kilkenny in maytolerable weather
Killybegs in maytolerable weather
Letterkenny in maytolerable weather
Limerick in maytolerable weather
Achill Island in maybad weather
Aran Islands in maytolerable weather
Ardmore in maytolerable weather
Ballycastle in maybad weather
Birr in maytolerable weather
Bundoran in maytolerable weather
Burren National Park in maytolerable weather
Cashel in maybad weather
Castletownbere in maytolerable weather
Dalkey Island in maytolerable weather
Derrybeg in maytolerable weather
Donegal in maytolerable weather
See full list of cities (88)


Weather data for Ireland in may:

Weather data for Ireland in may is derived from an average of the weather forecast since 2009 in Ireland. There is a margin of error and these forecasts are to be considered as general information only. The weather in Ireland can vary slightly from year to year, but these predictions should limit surprises. So you can pack your bags and check when is the best time to go to Ireland.


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