May Weather in Tallaght, Ireland

Last updated: March 17, 2025

In Tallaght, Ireland, May weather showcases a vibrant transition into late spring. The maximum temperature peaks at a pleasant 21°C (71°F), while the average hovers around a cool 11°C (52°F), providing a refreshing atmosphere. However, nights can dip to a chilly 0°C (32°F), reminding us of the lingering cold. With precipitation amounting to 72 mm (2.8 in) spread over 14 days, May can be quite wet, enhancing the lush greenery of the landscape. The humidity remains high at 83%, contributing to the characteristic dampness of the region, making it a month of both beauty and unpredictable weather in this charming part of Ireland.

May Temperature in Tallaght

In Tallaght, Ireland, May marks a transition towards warmer days, with temperatures reflecting a delightful shift in the season. The month opens with a minimum of 0°C (32°F), just above freezing, but quickly warms up to an average of 11°C (52°F) and peaks at 21°C (71°F). This steady increase highlights the gradual bloom of spring as Tallaght shakes off the chill of winter, making it one of the milder months of the year. Compared to the preceding months, where temperatures struggled to reach double digits, May offers a refreshing respite with increasingly pleasant weather, inviting everyone to enjoy the beauty of blooming landscapes and vibrant outdoor activities.

May Weather in Tallaght: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Tallaght, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec424344475257605956514643
Data source: Temperature data for Tallaght generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Tallaght

In May, Tallaght experiences a moderate precipitation total of 72 mm (2.8 in) spread over 14 days. This amount is slightly above the previous month’s April tally of 52 mm, showcasing a trend towards increased rainfall as the spring season progresses. While March leads with a slightly higher total of 81 mm, May strikes a balance—bringing a refreshing touch of greenery to the area without excessive downpours. As summer approaches, June brings a slight uptick to 75 mm of precipitation, suggesting that May serves as a transitional month, laying the groundwork for the lush landscapes that define the coming season.

May Precipitation Trends in Tallaght

The chart displays monthly precipitation patterns in Tallaght, with values for each month alongside May's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec578081527275809573879794
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Tallaght

In Tallaght, Ireland, May brings a slight dip in humidity, averaging 83%, which marks the start of a gradual shift towards more comfortable conditions as spring transitions into summer. This decrease is noteworthy against the backdrop of consistently high humidity levels seen from January through April, where humidity hovered around 85-86%. As the month unfolds, the humidity levels in Tallaght tend to stabilize, echoing the summer months of June and July, which return to 85-86%. This trend reflects the region's characteristic coastal climate, where high humidity levels persist throughout the year, yet May offers a brief opportunity to enjoy slightly drier air.

May Average Humidity in Tallaght

This chart illustrates the average monthly humidity levels in Tallaght, with May's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how May's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec85%86%86%85%83%85%86%85%86%87%87%84%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Tallaght

As spring gives way to summer in Tallaght, Ireland, the UV Index experiences a notable rise, reflecting the changing climate and increasing sun exposure. In May, the UV Index climbs to 7, categorized as high, which means sun protection is essential, especially during peak hours with a burn time of just 25 minutes. This trend marks a marked increase from the earlier months, where the UV Index was relatively low, peaking at only 5 in April. As we transition into June and July, the potential for sunburn escalates even further, reaching 8 on the scale, indicating very high exposure risk. To protect your skin while enjoying the outdoors, stay informed and prioritize sun safety. For more insights, visit Tallaght UV Index.

Maximum UV Index Levels in Tallaght for May

The chart shows the monthly maximum UV Index (UVI) for Tallaght in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Tallaght May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

May Sunshine in Tallaght

As spring blossoms into summer, May shines brightly in Tallaght, Ireland, boasting an impressive 391 hours of sunshine. This significant leap from 311 hours in April underscores the exhilarating transition to longer, sunnier days. The trend continues into June and July, which maintain similar sunlit glory, with 385 hours each month. In contrast, the year starts with a modest 83 hours in January, gradually building towards the vibrant warmth of late spring and early summer. As autumn approaches, the hours dip to 294 in September and further to 230 in October, reminding us that the sun's embrace is fleeting but cherished in this bustling corner of Ireland.

Monthly Sunshine Duration in Tallaght: May Highlighted

The May sunshine duration represents the total number of hours Tallaght experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec83h147h191h311h391h385h385h339h294h230h120h95h
Data source: Tallaght May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Tallaght During May

As spring gives way to summer in Tallaght, Ireland, the chance of sunny weather rises noticeably in May, boasting a 31% likelihood of sun. This marks a significant increase from the 44% experienced in April, setting the stage for brighter days ahead. Interestingly, after a dip in the sunniness during the summer months, the chance of sunshine remains relatively steady, with June and July showing 24% and 30%, respectively. While May may not rival the sun-soaked days of more southerly locales, it does offer an encouraging hint of warmth and light amidst the often overcast Irish spring, paving the way for outdoor activities and longer daylight hours.

Percentage of Sunny Days in May in Tallaght

The chart illustrates the percentage of sunny days in Tallaght throughout the year, with May highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Tallaght experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec23%21%22%44%31%24%30%23%20%19%26%23%
Data source: Tallaght May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Tallaght in May

In Tallaght, Ireland, the delightful daylight duration experiences a captivating transformation throughout the year. Starting with a modest 8 hours in January, the days gradually lengthen, reaching a refreshing 15 hours by May. This upward trend continues into June and July, where daylight peaks at a striking 16 hours, allowing residents to fully embrace the outdoors. As summer wanes, daylight starts to recede; August witnesses a gentle decline to 14 hours, followed by a quicker drop in September and October. By the time November rolls around, Tallaght sees only 8 hours of daylight, edging into the winter months that culminate in December with just 7 hours. This rhythmic shift in daylight highlights not only the beauty of seasonal change but also the lively character of life in Tallaght throughout the year.

Average Daylight Hours in Tallaght for May

The chart illustrates the variation in daylight duration in Tallaght throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 7m9h 49m11h 54m14h 2m15h 54m16h 53m16h 22m14h 40m12h 37m10h 30m8h 36m7h 34m
Data source: Tallaght daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Tallaght

In May, Tallaght experiences a gentle average wind speed of 4.0 m/s (9 mph), which signifies a slight increase from the calmer April winds. This transition reflects a gradual warming trend as spring approaches its zenith, inviting residents to enjoy outdoor activities while feeling comfortable under the temperate conditions. Notably, as summer draws nearer, the winds tend to mellow, with June and July showing a decline, reaching their calmest point of 2.7 m/s (6 mph) in July. This trend of decreasing wind speeds suggests May is part of a seasonal shift, where the fresh breezes of spring give way to the more tranquil summer air of Tallaght.

Average May Wind Speed in Tallaght

The chart displays monthly wind speed patterns in Tallaght, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.56.04.73.44.0 m/s3.72.73.63.44.94.84.9
Data source: Tallaght May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Tallaght Compares to Other Months

The weather in Tallaght 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 Tallaght and find detailed weather information for every month.

May and January offer distinctly different weather experiences. In May, temperatures range from a chilly 0°C (32°F) at their lowest to a pleasant average of 11°C (52°F) and can reach a maximum of 21°C (71°F). With an average humidity of 83% and around 72 mm (2.8 in) of precipitation over 14 days, May tends to be wetter and warmer. In contrast, January sees colder temperatures, with a minimum of -3°C (26°F), an average of 5°C (42°F), and a maximum of 13°C (56°F). Although it has slightly less rainfall at 57 mm (2.2 in) over 10 days, January's humidity is slightly higher at 85%. For a detailed look at January's conditions, check out Tallaght weather in January.

In comparing the weather of May and February, May showcases a significantly warmer climate with average temperatures ranging from 0°C (32°F) to a pleasant 21°C (71°F), compared to February's cooler averages of -2°C (29°F) to 14°C (58°F). While February experiences slightly higher precipitation at 80 mm (3.1 in) over 14 days, May also sees a considerable amount of rainfall at 72 mm (2.8 in) over the same number of days. Humidity levels remain comparable, with May at 83% and February slightly higher at 86%. Overall, May presents a more temperate and inviting atmosphere than February. For a deeper dive into February's weather patterns, check out Tallaght weather in February.

In comparing the weather between May and March, May typically presents milder temperatures, ranging from a minimum of 0°C (32°F) to a maximum of 21°C (71°F), with an average of 11°C (52°F). Precipitation in May is slightly lower at 72 mm (2.8 in) over about 14 days, while the humidity averages around 83%. In contrast, March experiences colder temperatures, with a minimum of -5°C (24°F) and a maximum of 16°C (61°F), averaging 7°C (44°F). Although March has slightly higher precipitation at 81 mm (3.2 in) over about 15 days, it features a higher humidity level of 86%. For a closer look at March weather patterns, you can refer to Tallaght weather in March.

In comparing the weather of May to that of April, May generally presents milder conditions. The average temperature in May is higher at 11°C (52°F) when compared to April's average of 8°C (47°F). During May, temperatures range from a minimum of 0°C (32°F) to a maximum of 21°C (71°F), showcasing a more significant warming trend. However, May experiences slightly more precipitation, totaling 72 mm (2.8 in) over 14 days, compared to April's 52 mm (2.0 in) over 11 days. Humidity levels are relatively similar, with May at 83% and April slightly higher at 85%. For a detailed view of April's weather, visit Tallaght weather in April.

May and June present a noticeable transition in weather patterns. In May, temperatures range from a chilly 0°C (32°F) at night to a comfortable 21°C (71°F) during the day, with an average temperature of 11°C (52°F). There are 14 days of precipitation totaling 72 mm (2.8 in), and humidity levels are relatively high at 83%. By June, the weather warms up, with minimum temperatures at 6°C (42°F) and maximums reaching 24°C (75°F), leading to an average of 14°C (57°F). June experiences slightly more precipitation, with 75 mm (3.0 in) over 15 days, amidst a marginal increase in humidity to 85%. For more detailed weather information, check out Tallaght weather in June.

In May, the weather tends to be cooler with temperatures ranging from a minimum of 0°C (32°F) to a maximum of 21°C (71°F), averaging around 11°C (52°F). The month experiences a notable amount of precipitation, totaling 72 mm (2.8 in) over 14 days, and has a humidity level of 83%. In contrast, July offers warmer conditions with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 25°C (77°F), averaging 16°C (60°F). While July has slightly more precipitation at 80 mm (3.2 in) over the same number of rainy days, the humidity rises to 86%. For more detailed information, check out Tallaght weather in July.

May and August exhibit notable differences in weather patterns, reflecting the transition from spring to late summer. In May, temperatures range from a chilly minimum of 0°C (32°F) to a pleasant maximum of 21°C (71°F), with an average of 11°C (52°F). In contrast, August sees warmer conditions, with minimum temperatures of 7°C (45°F) and maximums reaching 23°C (73°F), averaging around 15°C (60°F). Precipitation is slightly higher in August, totaling 95 mm (3.8 in) over 16 days, compared to May's 72 mm (2.8 in) over 14 days. Both months experience relatively high humidity, with May at 83% and August slightly higher at 85%. For a detailed look at August weather, you can visit Tallaght weather in August.

May and September offer mild weather, though they have subtle differences. In May, temperatures range from a chilly 0°C (32°F) to a pleasant 21°C (71°F), with an average of 11°C (52°F). The month sees around 72 mm (2.8 in) of precipitation over 14 days, and humidity levels are quite high at 83%. Meanwhile, September experiences slightly warmer temperatures, with a minimum of 3°C (38°F) and a maximum of 22°C (72°F), averaging 13°C (56°F). Precipitation remains similar at 73 mm (2.9 in) over the same number of rainy days, but humidity increases slightly to 86%. For more detailed information, check out Tallaght weather in September.

When comparing the weather in May and October, both months exhibit mild average temperatures, with May slightly warmer at an average of 11°C (52°F) compared to October's 11°C (51°F). The maximum temperature in May can reach up to 21°C (71°F), while October peaks at a cooler 18°C (65°F). Both months experience similar levels of precipitation, with May receiving 72 mm (2.8 in) and October having slightly higher rainfall at 87 mm (3.4 in), although both see precipitation over 14 days. Humidity levels are also comparable, with May at 83% and October slightly higher at 87%. For more detailed information on October weather, you can check Tallaght weather in October.

May and November present distinct weather profiles, with May enjoying slightly warmer averages and more sunshine. In May, temperatures range from a minimum of 0°C to a maximum of 21°C, resulting in an average of 11°C, while November has cooler temperatures, with a maximum of only 15°C and an average of 8°C. Both months experience similar precipitation levels, with May recording 72 mm across 14 days and November slightly higher at 97 mm over the same number of days. Humidity is relatively consistent, with May at 83% and November at 86%. For more details about November weather, check out Tallaght weather in November.

In May, temperatures 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), creating a pleasant atmosphere as spring fully sets in. The month experiences about 72 mm (2.8 in) of precipitation over approximately 14 days, accompanied by high humidity at 83%. In contrast, December brings chillier temperatures, with a minimum of -2°C (28°F) and a maximum of 13°C (56°F), averaging around 6°C (44°F). This month sees a slightly higher precipitation total of 94 mm (3.7 in) across 15 days, and humidity remains similarly elevated at 84%. For a detailed look at December's weather specifics, check out Tallaght weather in December.

Compare Tallaght's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Tallaght

In May, Tallaght experiences a delightful transition, offering a wonderful mix of mild temperatures and increased rainfall compared to the previous months. With warmer days peaking at around 21°C, the average temperature rises significantly, making it more enjoyable for outdoor activities. However, the humidity remains high, adding a refreshing touch to the air as the landscape bursts into life. The month sees about 14 days of precipitation, leading to a fruitful environment but also requiring a handy umbrella at times. As May sets the stage for the warmer months ahead, it stands out as a pivotal point in Tallaght's annual climate pattern, connecting the colder spring with the incoming summer warmth. For more detailed insights, check out Tallaght Climate.