May Weather in Ballina, Ireland

Last updated: March 17, 2025

In Ballina, Ireland, May brings a dynamic climate with temperatures ranging from a minimum of -1°C (30°F) to a maximum of 25°C (77°F) and an average of 11°C (52°F). This month sees an average precipitation of 79 mm (3.1 in) spread over approximately 15 days, contributing to a humidity level of 83% that envelops the region in a lush, green embrace. As spring blossoms into summer, residents and visitors alike can expect a blend of refreshing rain and sunny days, making May an enchanting time to explore the natural beauty of this charming town.

May Temperature in Ballina

In May, Ballina, Ireland, experiences a welcome shift in temperatures as spring settles in, showcasing a pleasing blend of warmth and freshness. With minimums dipping to just -1°C (30°F) and maxing out at an inviting 25°C (77°F), the average temperature rises to a comfortable 11°C (52°F). This month represents a gradual transition from the cooler climes of earlier months, where temperatures rise significantly compared to April. The pleasant warmth invites locals and visitors alike to enjoy the burgeoning outdoor life, celebrating the beauty of nature as it fully awakens. As the warmth begins to dominate, May stands out not only as a bridge to summer but also as a period of rejuvenation, making it an ideal time to explore Ballina's stunning landscapes and vibrant culture.

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

The chart illustrates May temperature patterns in Ballina, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec434344475256595855504644
Data source: Temperature data for Ballina generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Ballina

In Ballina, Ireland, May typically brings a moderate precipitation of 79 mm (3.1 in), falling on about 15 days throughout the month. This amount is relatively consistent compared to the preceding April, which recorded the driest month so far this year with only 66 mm. Notably, this trend reveals that while May sees a slight uptick in rainfall, it remains below the monthly averages of summer months like June and July, which experience more substantial downpours. Overall, May's weather strikes a balance, offering a refreshing spring atmosphere as it transitions into the lush greenery of summer, while setting the stage for the wetter conditions that lie ahead.

May Precipitation Trends in Ballina

The chart displays monthly precipitation patterns in Ballina, 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.
JanFebMarAprMayJunJulAugSepOctNovDec8813111366799310014994129111119
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Ballina

In Ballina, Ireland, May brings a slight reprieve from the higher humidity levels of earlier months, with an average humidity of 83%. This marks a gradual decline from the wetter conditions of January through April, which consistently hovered around 86% to 88%. The trend suggests a brief seasonal transition, as the air begins to feel less heavy, creating a more comfortable atmosphere for outdoor activities. Interestingly, this dip in humidity continues into June, maintaining the 83% mark before rising slightly in the latter summer months. Overall, May serves as a crucial bridge between the cooler, damp early months and the warmer, more stable summer, hinting at the ongoing dialogue between season and sensation in this charming corner of Ireland.

May Average Humidity in Ballina

This chart illustrates the average monthly humidity levels in Ballina, 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.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%87%86%83%83%85%85%88%91%92%89%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Ballina

In May, Ballina, Ireland, experiences a noticeable increase in the UV Index, reaching 7 and categorizing exposure as high. This represents a significant rise from the earlier months, where the UV Index remained low to moderate. With a burn time of just 25 minutes, it's crucial to prioritize sun protection during this month. As we transition from April's 5 to May's elevated levels, it's clear that sunny days become more intense, urging residents and visitors alike to be vigilant against UV exposure. Stay informed about sun safety by checking the Ballina UV Index for essential tips and updates throughout the season.

Maximum UV Index Levels in Ballina for May

The chart shows the monthly maximum UV Index (UVI) for Ballina 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: Ballina 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 Ballina

May shines brilliantly in Ballina, Ireland, marking the apex of the region's sunshine hours with an impressive 395 hours. This delightful month follows a steady increase from the dreary depths of winter, where January struggles with only 70 hours of sunlight. As spring unfolds, hours accumulate—183 hours in March and swelled to 310 hours in April—signaling the approach of brighter days. With May’s radiant days, the sun-drenched atmosphere invites both locals and visitors to revel in the warmth, making it a cherished time before summer months like June and July, which still boast 371 hours and 374 hours, respectively. However, as the year wanes, the sunshine diminishes once more, highlighting May as the jewel in Ballina's crown of seasonal brightness.

Monthly Sunshine Duration in Ballina: May Highlighted

The May sunshine duration represents the total number of hours Ballina 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.
JanFebMarAprMayJunJulAugSepOctNovDec70h137h183h310h395h371h374h330h282h219h112h87h
Data source: Ballina May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ballina During May

In Ballina, Ireland, the chance of enjoying a sunny day in May stands at 34%, indicating a notable increase compared to the earlier months of the year. After a relatively gloomy stretch in March with only 14% sunshine, the weather begins to show signs of improvement during April with a 39% likelihood of sunnier skies. However, May’s prospect of sunshine dips slightly, hinting at the variability that the Irish weather is known for. This trend of fluctuating sunshine continues into the summer months, with June seeing a drop to just 14%. So while May offers a promising opportunity to bask in the sun, it also serves as a reminder of the ever-changing weather patterns in this beautiful coastal region.

Percentage of Sunny Days in May in Ballina

The chart illustrates the percentage of sunny days in Ballina 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 Ballina experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec25%19%14%39%34%14%21%18%14%17%19%14%
Data source: Ballina May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ballina in May

As spring blooms into summer, Ballina, Ireland, experiences a remarkable transformation in daylight hours. Starting the year with a modest 8 hours in January, daylight gradually lengthens, reaching 16 hours in May as nature bursts into life. This trend continues into June, peaking at an impressive 17 hours before settling back to 16 hours in July. As the warmth of summer gives way to autumn, daylight begins its slow descent, dropping to 12 hours in September and further to 10 hours in October. By the time winter arrives, the days shorten to 8 hours in November and a mere 7 hours in December, completing the annual cycle of light that shapes the vibrant rhythm of life in Ballina.

Average Daylight Hours in Ballina for May

The chart illustrates the variation in daylight duration in Ballina throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h9h 45m11h 54m14h 5m16h 1m17h 3m16h 30m14h 45m12h 38m10h 27m8h 29m7h 26m
Data source: Ballina daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Ballina

In Ballina, Ireland, the month of May experiences a gentle breeze with an average wind speed of 3.9 m/s (9 mph), slightly picking up from the preceding months of April and January. This modest increase reflects a transition into the warmer days of late spring, setting the stage for a refreshing outdoor atmosphere. Interestingly, wind speeds begin to dip in the summer months of July and August, suggesting a calmer weather pattern as warmer temperatures envelop the region. As autumn approaches, wind speeds tend to rise again, peaking in November at 4.5 m/s (10 mph). Overall, May in Ballina offers a delightful blend of mild breezes and pleasant temperatures, inviting locals and visitors alike to embrace the beauty of the Irish spring.

Average May Wind Speed in Ballina

The chart displays monthly wind speed patterns in Ballina, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.75.64.73.63.9 m/s3.92.63.43.44.34.54.8
Data source: Ballina May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Ballina Compares to Other Months

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

In May, temperatures range from a chilly -1°C (30°F) at night to a warm 25°C (77°F) during the day, with an average of 11°C (52°F). The month sees around 79 mm (3.1 in) of precipitation spread over 15 days and humidity levels sit at a moderate 83%. In contrast, January experiences colder temperatures, with a minimum of -4°C (26°F) and a maximum of 13°C (57°F), averaging 6°C (43°F). Precipitation is slightly higher at 87 mm (3.4 in) over the same number of days, while humidity is a bit higher at 88%. Overall, May offers a more comfortable climate compared to the cold, damp conditions of January. For more details, check out Ballina weather in January.

May typically brings more pleasant weather compared to February, with an average temperature of 11°C (52°F) and maximum highs reaching 25°C (77°F). In contrast, February is cooler, averaging only 6°C (43°F) with maximum temperatures peaking at 15°C (59°F). While May experiences less precipitation at 79 mm (3.1 in) over 15 days, February sees a heavier rainfall of 131 mm (5.1 in) across 18 days. Both months have high humidity levels, with February being slightly more humid at 88% compared to May’s 83%. For more on February weather, you can check Ballina weather in February.

In comparing the weather between March and May, we see a notable increase in temperatures as we transition into spring. March experiences cooler temperatures with a minimum of -5°C (24°F) and an average of 6°C (44°F), while May's temperatures range from a minimum of -1°C (30°F) to an average of 11°C (52°F), peaking at 25°C (77°F). Precipitation is more pronounced in March, with 113 mm (4.5 in) of rain over 18 days, compared to May's 79 mm (3.1 in) over 15 days. Additionally, humidity is slightly higher in March at 87%, compared to 83% in May. For a closer look at March weather conditions, you can visit Ballina weather in March.

In comparing the weather conditions of April and May, May generally offers milder temperatures, with an average of 11°C (52°F) compared to April’s 9°C (48°F). The maximum temperatures in May can reach up to 25°C (77°F), significantly warmer than April's peak of 20°C (69°F). However, April boasts slightly lower precipitation levels at 66 mm (2.6 in) over 12 days, while May experiences more rain at 79 mm (3.1 in) spread across 15 days. Humidity levels also remain high in both months, with May averaging 83% compared to April's 86%. For a detailed look at April weather, you can check Ballina weather in April.

May and June exhibit distinct shifts in weather patterns. In May, temperatures range from a chilly minimum of -1°C (30°F) to a pleasant maximum of 25°C (77°F), with an average of 11°C (52°F). During this month, there is 79 mm (3.1 in) of precipitation over 15 days, while humidity remains high at 83%. In contrast, June brings a slight increase in temperatures, with lows of 4°C (40°F) and highs reaching up to 28°C (83°F), resulting in an average of 13°C (56°F). However, June experiences a bit more rainfall, measuring 93 mm (3.7 in) across 17 days, yet maintains the same humidity level of 83%. For more detailed insights, check out Ballina weather in June.

In comparing the weather of May and July, we see a notable shift in temperature and precipitation patterns. May presents a cooler climate with minimum temperatures dropping to -1°C (30°F) and averaging around 11°C (52°F), while July warms up significantly, featuring minimum temperatures of 7°C (44°F) and an average of 15°C (59°F). The maximum temperatures in July also rise, reaching up to 28°C (83°F) compared to May’s maximum of 25°C (77°F). Both months experience a fair amount of rainfall; however, July sees increased precipitation, with 100 mm (3.9 in) over 17 days, compared to May's 79 mm (3.1 in) over 15 days. Humidity levels remain high in both months, slightly increasing from 83% in May to 85% in July. For more detailed information, visit Ballina weather in July.

May and August present contrasting weather patterns, reflecting the transition from spring to late summer. In May, temperatures range from a chilly minimum of -1°C (30°F) to a pleasant maximum of 25°C (77°F), averaging around 11°C (52°F), with a relatively high humidity level of 83%. Precipitation in May measures 79 mm (3.1 in) over 15 days, making it a damp month for many.

In contrast, August sees slightly milder temperatures with a minimum of 5°C (42°F) and a maximum of 23°C (74°F), averaging 15°C (58°F). However, this month experiences more precipitation, totaling 149 mm (5.9 in) over 22 days, and slightly elevated humidity at 85%. For more details on August weather specifics, you can refer to Ballina weather in August.

May and September exhibit distinct weather characteristics that reflect the transition between spring and autumn. In May, temperatures range from a chilly minimum of -1°C (30°F) to a comfortable maximum of 25°C (77°F), with an average of 11°C (52°F). The month experiences about 79 mm (3.1 in) of precipitation over 15 days, accompanied by a relatively high humidity of 83%.

In contrast, September offers slightly warmer nights, starting at 2°C (36°F) and peaking at 24°C (76°F), with an average temperature of 13°C (55°F). While it has a higher total precipitation of 94 mm (3.7 in) spread over 18 days, the humidity climbs to 88%. This shift towards wetter weather and higher humidity in September can certainly be felt as summer gives way to autumn. For more detailed information, you can check out Ballina weather in September.

May and October exhibit contrasting weather patterns, reflecting the transition between spring and autumn. In May, temperatures range from a chilly -1°C (30°F) at night to a pleasant high of 25°C (77°F) during the day, with an average of 11°C (52°F). Meanwhile, October sees milder temperatures with a minimum of 1°C (33°F), averaging around 10°C (51°F) and peaking at 20°C (68°F). Precipitation is also notable in both months, but October is wetter, receiving 129 mm (5.1 in) over 20 days compared to May's 79 mm (3.1 in) over 15 days. Additionally, October tends to be more humid, with a humidity level of 91%, compared to May's 83%. For more details on the October climate, you can check Ballina weather in October.

May generally boasts warmer temperatures compared to November, with average highs reaching 25°C (77°F) in May, while November sees a cooler maximum of 15°C (59°F). Precipitation is more frequent in November, totaling 111 mm (4.4 in) over 19 days, compared to May's 79 mm (3.1 in) spread over 15 days. Additionally, November experiences higher humidity levels, averaging 92% compared to May's 83%, making the latter feel more comfortable. For more details on weather patterns, you can explore Ballina weather in November.

May and December exhibit notable contrasts in weather patterns. In May, temperatures range from a chilly -1°C (30°F) at night to a pleasant 25°C (77°F) during the day, with an average of 11°C (52°F). This month sees approximately 79 mm (3.1 in) of precipitation spread over 15 days, accompanied by a humidity level of 83%. Conversely, December brings cooler temperatures, with a minimum of -2°C (29°F), an average of 7°C (44°F), and a maximum of 13°C (55°F). Precipitation increases to 119 mm (4.7 in) across about 21 days, and humidity rises to 89%, making it a wetter and more humid month. For more detailed information, you can refer to Ballina weather in December.

Compare Ballina's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Ballina

As May unfolds in Ballina, the weather presents a refreshing shift, characterized by mild temperatures that provide a welcome reprieve from the chill of earlier months. With an average temperature that warms up to a pleasant 25°C, days grow longer and more inviting, though nighttime can still dip quite low. While precipitation remains a regular visitor, the humidity may be higher than what locals are accustomed to during other parts of the year. With approximately half the month experiencing rain, it’s essential to come prepared. This unique blend of warmth and moisture gives May its own charm, setting the stage for the lush landscapes that define this time of year. For more comprehensive insights on seasonal weather patterns, explore Ballina Climate.