Last updated: March 17, 2025
Dun Laoghaire, Ireland, experiences a vibrant yet variable May, with temperatures ranging from a minimum of 0°C (32°F) to a maximum of 21°C (71°F). The average temperature sits comfortably at 11°C (52°F), providing a cool backdrop for various activities. However, expect some moisture in the atmosphere, as the month typically sees 72 mm (2.8 in) of precipitation spread over 14 days, complemented by a notable humidity level of 83%. Whether basking in the rare sunshine or navigating the misty showers, May in Dun Laoghaire offers a unique blend of Irish charm and dynamic weather.
In Dun Laoghaire, Ireland, May marks a delightful transition into warmer weather, with temperatures beginning to rise after the chill of winter. The month opens with a minimum temperature of 0°C (32°F), gradually climbing to an inviting maximum of 21°C (71°F) during the sunniest days. With an average temperature of 11°C (52°F), May signifies a clear shift toward milder conditions, inviting residents and visitors alike to enjoy the blooming landscapes. This upward trend in temperatures from the preceding months showcases a welcome embrace of spring, perfect for outdoor activities along the picturesque coastline. As nature awakens, the pleasant weather enhances the vibrant atmosphere of Dun Laoghaire, making it an ideal time to explore this charming Irish town.
In May, Dun Laoghaire experiences a notable increase in precipitation, with an average of 72 mm (2.8 in) falling over 14 days. This amount is a moderate uptick from the drier month of April, which saw only 52 mm (2.0 in). As spring gives way to summer, the rainfall tends to remain substantial, setting the stage for the warmer months ahead. The trend of increased precipitation continues into June, highlighting the gradual shift in weather patterns as the region gears up for summer. Nevertheless, May's blend of refreshing showers and mild temperatures offers a picturesque backdrop for any outdoor activities, making it a delightful time to experience all that Dun Laoghaire has to offer.
As spring gives way to early summer, May in Dun Laoghaire, Ireland, welcomes a slight dip in humidity, which stands at 83%. This marks a subtle yet noticeable shift from the consistently high levels observed in the first four months of the year, where humidity hovered around 85% to 86%. Interestingly, while May experiences slightly more comfortable conditions, the humidity remains relatively stable, with only a slight decrease compared to April's 85%. This trend of modest humidity levels continues into June and beyond, providing a breath of fresh air yet still retaining the characteristic dampness that defines the Irish climate. As such, May can be seen as a transitional month, balancing the remnants of spring's coolness with the impending warmth of summer.
As May rolls into Dun Laoghaire, Ireland, the UV Index sees a notable rise, reaching a value of 7, which classifies the exposure risk as high. This represents a significant increase from the moderate readings seen in April (UV Index 5), reflecting the gradual transition into the warmer months. With a burn time dropping to just 25 minutes, residents and visitors alike are advised to take precautions against sun exposure. As the sun intensifies further into June, where the index peaks at 8, it becomes essential to enjoy the sunny days with sunscreen and protective gear. For more information, check the detailed Dun Laoghaire UV Index to stay safe all season long.
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In Dun Laoghaire, Ireland, May shines brightly as a month of brilliance and vibrancy, boasting an impressive 391 hours of sunshine. This surge in sunlight signifies a delightful transition into summer, following a steady build-up from the 191 hours in March and 311 hours in April. As warmth envelops the town, June and July maintain this positivity with 385 hours each, creating an ideal backdrop for outdoor activities along the picturesque coastline. However, as August fades into September, the sun begins to retreat, offering 339 and 294 hours respectively, a clear signal of the approaching autumn. Overall, the trend showcases May as a pivotal month where Dun Laoghaire truly embraces the onset of sunny days, inviting both locals and visitors to bask in its radiant charm.
In Dun Laoghaire, Ireland, May presents a moderate chance of sunshine, sitting at 31%, which is a noticeable improvement compared to the earlier months of the year like January and February, where the sun only graces the skies 23% and 21% of the time, respectively. This uptick in sunny days follows a promising 44% chance in April, indicating that the region is transitioning into a sunnier season. While May’s likelihood is lower than what follows in June and July, it still offers a significant boost for those looking to enjoy some delightful sunshine before the summer months. Overall, May stands out as a key month that hints at the warmer, brighter days ahead, reflecting a gradual yet welcome shift in weather patterns.
As spring gives way to summer in Dun Laoghaire, May heralds a delightful increase in daylight, offering 15 hours of sunshine—a noticeable jump from the 14 hours in April. This trend of gradually elongating days reaches its peak in June, where daylight stretches to an impressive 16 hours. Following this zenith, daylight begins to recede as summer transitions to autumn, with August seeing a decline to 14 hours, and September witnessing further dwindling to 12 hours. The rhythm of daylight not only reflects the changing seasons but also invites residents and visitors to seize the longer days of May for outdoor activities and exploration along the beautiful Irish coast.
In Dun Laoghaire, May brings a gentle breeze with an average wind speed of 4.0 m/s (9 mph), slightly picking up from the quieter April. This month typically ushers in a transition from the calmer spring winds, as the coastline remains vibrant with activity. Compared to the more brisk February winds at 6.0 m/s (13 mph), May offers a more inviting atmosphere for outdoor enthusiasts, while still retaining a refreshing touch. Following May, the winds typically ease further into the summer months, hinting at a gradual decline that characterizes July's calmest pace at 2.7 m/s (6 mph). This trend illustrates an overall seasonal rhythm, where the winds become a pleasant companion to the blooming gardens and bustling waterfronts, making Dun Laoghaire a charming spot to enjoy the onset of summer.
The weather in Dun Laoghaire changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of May's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Dun Laoghaire and find detailed weather information for every month.
In comparing the weather between May and January, we see a marked contrast in temperatures and conditions. May boasts a milder climate with average temperatures ranging from a minimum of 0°C (32°F) to a maximum of 21°C (71°F). In contrast, January experiences colder weather, with temperatures dipping as low as -3°C (26°F) and averaging around 5°C (42°F). Although May has more precipitation at 72 mm (2.8 in) over 14 days, January also sees its fair share, with 57 mm (2.2 in) spread across 10 days. Both months have high humidity levels, but May's 83% is slightly lower than January's 85%. For those interested in a detailed look at January weather, you can refer to Dun Laoghaire weather in January.
When comparing the weather in May and February, it's clear that May offers a more temperate climate. The average temperature in May is 11°C (52°F) with highs reaching up to 21°C (71°F), while February experiences cooler conditions with an average of 6°C (43°F) and a maximum of 14°C (58°F). Both months see a similar amount of precipitation, averaging 72 mm (2.8 in) in May and 80 mm (3.1 in) in February, each spread over about 14 days. Humidity levels are slightly lower in May at 83%, compared to February’s higher 86%. For more detailed insights about February, you can refer to Dun Laoghaire weather in February.
When comparing the weather in March and May, it is clear that May brings milder temperatures and less harsh conditions. May's minimum temperature of 0°C (32°F) and average of 11°C (52°F) significantly outperform March's chillier minimum of -5°C (24°F) and average of 7°C (44°F). Although both months experience notable precipitation, May records slightly less at 72 mm (2.8 in) over 14 days, compared to March's 81 mm (3.2 in) over 15 days. Humidity levels are also quite similar, with May at 83% and March at 86%, making both months feel relatively damp. For a more detailed look at March weather, you can check Dun Laoghaire weather in March.
In comparing the weather of April and May, it is evident that May typically brings milder temperatures, with a minimum of 0°C (32°F) and an average of 11°C (52°F), compared to April's minimum of -2°C (29°F) and average of 8°C (47°F). May also sees slightly higher maximum temperatures, reaching up to 21°C (71°F) versus April's maximum of 19°C (66°F). Precipitation levels are higher in May, with 72 mm (2.8 in) falling over 14 days, compared to 52 mm (2.0 in) over 11 days in April. Humidity remains similar, with May at 83% and April at 85%. For more details, you can check out Dun Laoghaire weather in April.
May and June each bring their own unique weather characteristics. In May, temperatures range from a chilly 0°C (32°F) at night to a pleasant 21°C (71°F) during the day, with an average of 11°C (52°F). The month sees about 72 mm (2.8 in) of rainfall over approximately 14 days, accompanied by a humidity level of 83%. In contrast, June experiences warmer conditions, with minimum temperatures rising to 6°C (42°F) and maximum temperatures peaking at 24°C (75°F), giving an average of 14°C (57°F). Rainfall increases slightly to 75 mm (3.0 in) over 15 days, with humidity reaching 85%. Overall, while both months are relatively wet, June offers milder temperatures and slightly higher humidity compared to May. For more specifics, check out the Dun Laoghaire weather in June.
May and July present distinct differences in weather patterns. May typically shows milder temperatures, with a minimum of 0°C (32°F) and an average of 11°C (52°F), peaking at 21°C (71°F). In contrast, July enjoys warmer conditions, featuring a minimum of 8°C (46°F) and an average temperature of 16°C (60°F), reaching up to 25°C (77°F). Both months have similar precipitation levels, with May receiving 72 mm (2.8 in) and July slightly higher at 80 mm (3.2 in), but both months experience rain for about 14 days. Humidity also sees a slight increase in July, rising from 83% in May to 86%. For a detailed look at the weather specifics, you can check Dun Laoghaire weather in July.
In May, temperatures range from a chilly 0°C (32°F) to a pleasant maximum of 21°C (71°F), with an average of 11°C (52°F). The month sees about 72 mm (2.8 in) of precipitation over roughly 14 days, accompanied by high humidity of 83%. In contrast, August experiences slightly warmer temperatures, with a minimum of 7°C (45°F) and a maximum of 23°C (73°F), averaging 15°C (60°F). However, it is also wetter, receiving 95 mm (3.8 in) of rainfall across 16 days and a humidity level that rises to 85%. For a detailed look at August weather patterns, check out Dun Laoghaire weather in August.
When comparing the weather in May and September, we notice a gradual transition in temperature and conditions. In May, temperatures typically range from a minimum of 0°C (32°F) to a maximum of 21°C (71°F), with an average of 11°C (52°F). This month sees about 72 mm (2.8 in) of precipitation over 14 days, with humidity levels at 83%. On the other hand, September experiences slightly warmer temperatures, with a minimum of 3°C (38°F), an average of 13°C (56°F), and a maximum of 22°C (72°F). Precipitation in September is marginally higher at 73 mm (2.9 in), also spread over 14 days, with a slight increase in humidity to 86%. For a more detailed overview, check out Dun Laoghaire weather in September.
May and October present a shift in weather, though both months exhibit relatively mild temperatures. May typically sees a minimum temperature of 0°C (32°F), with an average of 11°C (52°F) and a maximum of 21°C (71°F), while October's temperatures range slightly higher, starting at 1°C (35°F), holding steady at an average of 11°C (51°F), and peaking at 18°C (65°F). Both months experience similar precipitation, with May receiving 72 mm (2.8 in) and October slightly wetter at 87 mm (3.4 in), both spread over 14 days. Additionally, humidity is higher in October, averaging 87% compared to May's 83%. For a detailed look at October’s weather patterns, visit Dun Laoghaire weather in October.
May and November exhibit distinct weather patterns, reflecting the transition between spring and winter. In May, temperatures range from a minimum of 0°C (32°F) to a pleasant average of 11°C (52°F), peaking at 21°C (71°F), with precipitation totaling 72 mm (2.8 in) over 14 days and humidity levels at 83%. In contrast, November presents cooler conditions, with minimum temperatures also at 0°C (32°F) but averaging only 8°C (46°F) and reaching a maximum of 15°C (59°F). Additionally, November sees increased precipitation at 97 mm (3.8 in) over the same number of rainy days, with humidity slightly higher at 86%. For a closer look at the November climate, visit Dun Laoghaire weather in November.
May and December exhibit stark contrasts in weather patterns. In May, temperatures range from a minimum of 0°C (32°F) to a pleasant maximum of 21°C (71°F), with an average temperature of 11°C (52°F). The month typically experiences 72 mm (2.8 in) of precipitation over about 14 days, and humidity levels hover around 83%. In contrast, December offers cooler conditions, with temperatures dropping to a minimum of -2°C (28°F) and peaking at 13°C (56°F), averaging at 6°C (44°F). Precipitation increases to 94 mm (3.7 in) spread across 15 days, and the humidity is slightly higher at 84%. For more detailed insights, you can check Dun Laoghaire weather in December.
As May unfolds in Dun Laoghaire, the weather showcases a delightful transition into the warmth of summer. While temperatures begin to rise, averaging around 11°C with peaks reaching up to 21°C, the month still retains the charm of spring, making it a refreshing time to explore. However, with an increase in humidity at 83% and almost half the month seeing rainfall on about 14 days, it's wise to keep a light jacket handy for those drizzly moments. This month notably differs from the colder months, offering a perfect blend of mild warmth and refreshing breezes. To delve deeper into the unique weather patterns that define Dun Laoghaire's climate, check out Dun Laoghaire Climate.