May weather forecast
Ireland

May welcomes the last phase of spring in Ireland, with temperature ranges lying between 10°C (50°F) and 15°C (59°F). This warming trend shows a significant increase from April, bringing about an ambiance of early summer. Instances of temperatures falling below freezing are extremely rare, primarily confined to high-altitude areas.

Compared to April, May experiences warmer and longer days. The potential for snowfall is practically non-existent, and frost becomes an unusual occurrence, seen only in the chilliest corners of the country.

Daylight hours continue to extend, with up to 16 hours of daylight per day towards the end of May. Correspondingly, the duration of sunshine increases, with Dublin generally recording around 200 hours of sunshine over the course of the month, an impressive rise from April.

The average rainfall in May dips further, making it the driest month of the year with about 50mm (1.97") of precipitation. Rainfall patterns remain consistent, with western regions receiving more than the east. Wind conditions continue to moderate, with high winds becoming an infrequent phenomenon.

Sea temperatures on Ireland's coast continue to rise in May, averaging between 10°C (50°F) and 11°C (51.8°F). The milder climate of the coastal regions persists due to the ocean's influence, and severe weather conditions are rare.

May stands as a transitional period between spring and summer in Ireland, with the increasing warmth, sunlight, and the landscape's verdant hues offering a prelude to the sunny days ahead. The month's balmy climate, longer daylight hours, and minimal rainfall make it a desirable period to explore the natural beauty of the Emerald Isle.

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• Dublin - May »
  On the first day of May sunrise is at 5:49 am and sunset at 8:54 pm. In Dublin, during the entire year, the rain falls for 128 days and collects up to 714mm (28.11") of precipitation.
• Cork - May »
  Cork experiences awakening vibrant life during this time with adequate sunshine hours and mild temperatures. In Cork, during the entire year, the rain falls for 210 days and collects up to 1063mm (41.85") of precipitation.
• Galway - May »
  Throughout the year, in Galway, there are 232 rainfall days, and 1156mm (45.51") of precipitation is accumulated. In Galway, in May, during 18 rainfall days, 68mm (2.68") of precipitation is typically accumulated.
• Limerick - May »
  On the last day of the month, in Limerick, Ireland, sunrise is at 5:16 am and sunset at 9:47 pm IST. On the first day of May in Limerick, Ireland, sunrise is at 6:01 am and sunset at 9:02 pm.
• Waterford - May »
  On the last day of May, in Waterford, Ireland, sunrise is at 5:13 am and sunset at 9:39 pm IST. In Waterford in May, it is raining for 10.3 days, with typically 70mm (2.76") of accumulated precipitation.
• Drogheda - May »
  The month with the least rainfall in Drogheda is May, when the rain falls for 13.8 days and typically collects 18mm (0.71") of precipitation. The months with the lowest humidity in Drogheda are March through May, with an average relative humidity of 84%.
• Dundalk - May »
  On the last day of the month, in Dundalk sunrise is at 5:00 am and sunset at 9:46 pm IST. In Dundalk in May, during 11.8 rainfall days, 12mm (0.47") of precipitation is typically accumulated.
• Swords - May »
  On the last day of the month, in Swords sunrise is at 5:02 am and sunset at 9:42 pm IST. May is the least humid month in Swords, with an average relative humidity of 68%.
• Bray - May »
  In Bray, in May, during 16.1 rainfall days, 27mm (1.06") of precipitation is typically accumulated. On the first day of May in Bray sunrise is at 5:49 am and sunset at 8:53 pm.
• Kilkenny - May »
  The month with the most sunshine in Kilkenny is May, with an average of 5.6h of sunshine. May is the least humid month in Kilkenny, with an average relative humidity of 63.4%.
• Ennis - May »
  May and June, with an average maximum UV index of 4, are months with the highest UV index in Ennis, Ireland. In May, in Ennis, Ireland, the rain falls for 17.9 days.