May Weather in Westport, Ireland

Last updated: March 17, 2025

In May, Westport, Ireland experiences a diverse climate that showcases the beauty of spring. With maximum temperatures reaching a pleasant 25°C (77°F), the month offers warm days balanced by an average of 11°C (52°F). However, visitors should be prepared for cooler nights, as temperatures can drop to a minimum of -2°C (29°F). Rainfall is also a staple this month, with 77 mm (3.0 in) of precipitation spread over approximately 14 days, contributing to the lush, green landscape. High humidity levels around 83% ensure that the air feels refreshing, making May a captivating time to explore Westport's natural beauty.

May Temperature in Westport

In May, Westport, Ireland, experiences a delightful transition into warmer weather, with temperatures showcasing a significant upward trend compared to the preceding months. The minimum temperature hovers around -2°C (29°F), while daily averages rise to a comfortable 11°C (52°F). Notably, the maximum temperature can reach an inviting 25°C (77°F), allowing for pleasant outdoor activities and exploration of the stunning coastal scenery. This month marks a welcome shift, as the chill of winter gives way to the vibrant, blossoming spring. As the days grow longer, visitors can bask in the increasing warmth, making May a perfect time to savor the natural beauty of Westport.

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

The chart illustrates May temperature patterns in Westport, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec434344485256595855504644
Data source: Temperature data for Westport 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 Westport

May in Westport, Ireland, sees a moderate precipitation total of 77 mm (3.0 in), which falls below the higher monthly averages experienced earlier in the year. With 14 days of rain, the weather remains characteristic of Ireland's lush climate but brings a welcome reprieve compared to April's drier conditions. Notably, as spring transitions into summer, the precipitation levels begin to trend upward again in June, where they rise to 91 mm (3.6 in). This pattern suggests a gradual increase in rain, culminating in the wetter months ahead, making May a pivotal moment where the warmth of spring subtly mingles with the promise of summer showers.

May Precipitation Trends in Westport

The chart displays monthly precipitation patterns in Westport, 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.
JanFebMarAprMayJunJulAugSepOctNovDec95144114657791101144101138121135
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Westport

In May, Westport experiences a notable shift in humidity, dropping to 83%—its lowest point since January. This gradual decline from the relatively high levels observed during the earlier months suggests the onset of more comfortable spring conditions. As the year progresses, humidity remains consistent in June and July, indicating a somewhat stable atmosphere during the early summer months. Interestingly, with a slight uptick in August, the humidity trends back toward higher levels, foreshadowing the return of more humid conditions typical of autumn, where it reaches up to 92% by November. This dynamic fluctuation in humidity not only highlights the seasonal transitions but also enhances Westport's character, offering a refreshing change as the warmer months approach.

May Average Humidity in Westport

This chart illustrates the average monthly humidity levels in Westport, 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 Westport

As May unfolds in Westport, Ireland, the UV Index climbs to 7, signaling a high exposure category that demands attention. Compared to the preceding months, where the UV Index hovered between 1 and 5, May marks a significant shift towards increased sun intensity, with a reduced burn time of just 25 minutes. This trend suggests that as spring transitions into summer, residents and visitors alike should take extra precautions when spending time outdoors. It's crucial to monitor the UV Index closely, as the sun's rays become more direct and can cause skin damage in a shorter amount of time. For more detailed insights and trends on sun exposure throughout the year, check out Westport UV Index.

Maximum UV Index Levels in Westport for May

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

As spring transitions into summer, May shines brightly in Westport, Ireland, boasting an impressive 402 hours of sunshine. This significant increase from the 320 hours recorded in April marks the peak of the sunny season, setting the stage for the joy of outdoor activities and vibrant community gatherings. Following the rise in brightness, the sunshine hours slightly decline in June and July, though they remain comfortably high, averaging 384 and 385 hours respectively. This trend indicates that while May is the sunniest month, Westport continues to bask in favorable weather as it embraces summer, inviting both locals and visitors to relish in its picturesque landscapes and lively atmosphere. By autumn, however, the golden rays mellow, with sunlight hours dropping to 287 in September and dwindling further as the year comes to a close, reminding all of the cyclical rhythm of nature.

Monthly Sunshine Duration in Westport: May Highlighted

The May sunshine duration represents the total number of hours Westport 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.
JanFebMarAprMayJunJulAugSepOctNovDec72h136h188h320h402h384h385h343h287h222h115h91h
Data source: Westport May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Westport During May

In Westport, Ireland, the likelihood of sunny weather in May stands at 35%, revealing a promising bounce from the chillier preceding months. While April offers a peak of 40%, May maintains a relatively high chance of sunshine compared to other months like February and March, which barely hit double digits. The transition into spring seems to favor sun-seekers, as the chance of clear skies significantly outshines the 16% found in June. Overall, May presents a golden opportunity for outdoor activities, standing as a beacon of brighter days before the summer clouds roll in.

Percentage of Sunny Days in May in Westport

The chart illustrates the percentage of sunny days in Westport 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 Westport experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec26%19%14%40%35%16%22%19%14%17%22%14%
Data source: Westport May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Westport in May

As spring transitions into summer, May shines brightly in Westport, Ireland, boasting an impressive 15 hours of daylight. This month marks a significant leap from April's 14 hours, showcasing the increasing warmth and vibrancy of the season. The gradual lengthening of daylight—from a mere 8 hours in January to May's full embrace of light—reflects the allure of longer evenings that invite outdoor adventures. Following this peak, June and July will delight locals and visitors alike with the longest days, offering 16 hours of sunshine. However, as summer wanes into autumn, daylight begins to dwindle, reminding us of nature's cyclical rhythm. Enjoying the lush scenery during May is a perfect way to celebrate this delightful transition!

Average Daylight Hours in Westport for May

The chart illustrates the variation in daylight duration in Westport throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 3m9h 47m11h 54m14h 4m15h 58m16h 59m16h 26m14h 43m12h 37m10h 29m8h 32m7h 29m
Data source: Westport daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Westport

In May, Westport, Ireland experiences a gentle breeze with an average wind speed of 3.9 m/s (9 mph), marking a slight increase from April's 3.6 m/s. This mild air is typical for late spring, as the transition into summer sees a consistent wind pattern that peaks in early months before gradually declining. Comparing this to the earlier months, January had the lowest average wind speed of 3.7 m/s, while February brought a noticeable uptick to 5.7 m/s. As the year progresses, the winds remain relatively calm, dipping to their lowest in July at 2.7 m/s before picking up again in the fall. Overall, May stands out as a refreshing period of moderate winds, hinting at the vibrant outdoor activities that the pleasant weather fosters in Westport.

Average May Wind Speed in Westport

The chart displays monthly wind speed patterns in Westport, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.75.74.83.63.9 m/s3.92.73.63.44.44.54.9
Data source: Westport May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Westport Compares to Other Months

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

May and January present notably different weather conditions. In May, temperatures range from a chilly -2°C (29°F) to a warm 25°C (77°F), with an average of 11°C (52°F). The month sees 77 mm (3.0 in) of precipitation spread over 14 days, combined with a humidity level of 83%. In contrast, January experiences colder temperatures, with a minimum of -3°C (26°F) and a maximum of 13°C (57°F), averaging 6°C (43°F). Although January also has 14 days of precipitation, it receives slightly more, totaling 95 mm (3.7 in), and has a higher humidity of 88%. For more detailed insights into January weather, you can visit Westport weather in January.

When comparing the weather in May and February, it is clear that May offers a more pleasant climate. In May, temperatures can range from a minimum of -2°C (29°F) to a maximum of 25°C (77°F), with an average of 11°C (52°F). In contrast, February tends to be cooler, with temperatures ranging from -4°C (26°F) to a maximum of 15°C (59°F) and an average of 6°C (43°F). Furthermore, February experiences significantly more precipitation, with 144 mm (5.7 in) over 19 days, compared to May's 77 mm (3.0 in) over 14 days. The humidity is also higher in February at 88%, compared to 83% in May. For more details, you can check Westport weather in February.

In comparing the weather between May and March, May typically sees a broader range of temperatures, with minimums around -2°C (29°F) and maximums reaching up to 25°C (77°F), averaging 11°C (52°F). In contrast, March experiences cooler conditions, with a minimum of -5°C (24°F) and a maximum of 17°C (62°F), averaging 7°C (44°F). When it comes to precipitation, March is slightly wetter with 114 mm (4.5 in) measured over 17 days, compared to May's 77 mm (3.0 in) over 14 days. Additionally, both months exhibit high humidity levels, with March at 87% and May at 83%. For more detailed insights on March weather, check out Westport weather in March.

In comparing the weather of May and April, we see that May experiences slightly warmer temperatures, with an average of 11°C (52°F) compared to April's 9°C (48°F). Although both months have a minimum temperature of -2°C, May's maximum reaches 25°C (77°F), surpassing April's high of 20°C (69°F). Precipitation in May totals 77 mm (3.0 in) over 14 days, indicating a slightly wetter month compared to April's 65 mm (2.6 in) across 12 days. Humidity is marginally lower in May at 83%, while April holds a humidity level of 86%. For more details, you can check Westport weather in April.

In comparing the weather between May and June, we notice a gradual warming trend. May features cooler temperatures with a minimum of -2°C (29°F) and an average of 11°C (52°F), while June sees a rise in temperatures, starting at a minimum of 5°C (41°F) and averaging 13°C (56°F). Both months experience similar humidity levels at 83%, but June has slightly increased precipitation, with 91 mm (3.6 in) over 17 days compared to May's 77 mm (3.0 in) over 14 days. This indicates that while both months are relatively wet, June often brings a bit more rain. For more details on June weather, you can visit Westport weather in June.

In May, the weather is quite variable, with temperatures ranging from a chilly -2°C (29°F) at night to a pleasant 25°C (77°F) during the day, resulting in an average of 11°C (52°F). The month experiences a total precipitation of 77 mm (3.0 in) over about 14 days, leaving the air relatively humid at 83%.

In contrast, July brings warmer conditions, with minimum temperatures of 7°C (44°F) and maximums reaching 28°C (83°F), leading to a higher average of 15°C (59°F). However, it also sees increased rainfall of 101 mm (4.0 in) spread over 16 days, with humidity slightly higher at 85%. For more details on what to expect during July, check out Westport weather in July.

May and August present distinct differences in weather patterns. In May, temperatures range from a chilly minimum of -2°C (29°F) to a pleasant maximum of 25°C (77°F), with an average temperature of 11°C (52°F). The month experiences about 77 mm (3.0 in) of precipitation over 14 days, coupled with relatively high humidity at 83%. In contrast, August sees a more stable temperature range, with a minimum of 6°C (43°F), an average of 15°C (58°F), and a maximum of 24°C (75°F). However, it also receives considerably more rainfall, totaling 144 mm (5.7 in) over 22 days, resulting in slightly higher humidity at 85%. For more details about the weather in August, you can refer to Westport weather in August.

In May, temperatures range from a chilly -2°C (29°F) at night to a pleasant 25°C (77°F) during the day, with an average temperature of 11°C (52°F). The month sees about 77 mm (3.0 in) of precipitation over 14 days, and humidity levels are relatively high at 83%. In contrast, September offers slightly warmer nights with a minimum of 2°C (35°F) and maintains daytime temperatures up to 25°C (77°F), resulting in an average of 13°C (56°F). However, September is wetter, with 101 mm (4.0 in) of rain spread across 19 days, along with even higher humidity at 88%. For more detailed information, visit Westport weather in September.

May and October present distinct contrasts in weather patterns. In May, temperatures range from a brisk minimum of -2°C (29°F) to a pleasant maximum of 25°C (77°F), with an average of 11°C (52°F). This month experiences 77 mm (3.0 in) of precipitation spread across about 14 days, coupled with a relative humidity of 83%. In comparison, October sees cooler temperatures, with a minimum of 0°C (32°F), an average of 10°C (51°F), and a maximum of 19°C (67°F). It is also wetter, with precipitation totaling 138 mm (5.4 in) over approximately 21 days and a higher humidity level of 91%. For more detailed information, you can visit Westport weather in October.

In May, temperatures range from a chilly -2°C (29°F) at night to a pleasant 25°C (77°F) during the day, making it generally warmer with an average of 11°C (52°F). The month sees around 77 mm (3.0 in) of precipitation spread over 14 days, coupled with a humidity level of 83%. In contrast, November experiences cooler temperatures, with a minimum of -2°C (30°F) and a maximum of 15°C (59°F), resulting in a lower average of 8°C (46°F). November is also wetter, accumulating 121 mm (4.8 in) of rainfall over 18 days and higher humidity at 92%. For a more detailed look at November's weather, you can visit Westport weather in November.

May and December display contrasting weather characteristics, with May generally being milder and more pleasant. In May, temperatures range from a minimum of -2°C (29°F) to a maximum of 25°C (77°F), with an average temperature of 11°C (52°F). The month experiences around 77 mm (3.0 in) of precipitation over 14 days and a humidity level of 83%.

In contrast, December is noticeably colder, with temperatures ranging from -3°C (27°F) to a maximum of just 13°C (55°F) and an average of 7°C (44°F). The month also sees an increase in precipitation to 134 mm (5.3 in) over 19 days, accompanied by higher humidity at 89%. For those interested in the specifics of December weather, you can find more information here: Westport weather in December.

Compare Westport's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Westport

As May unfolds in Westport, the weather showcases a delightful transition into warmer days, setting it apart from the chillier months that precede it. While temperatures begin to rise, with warmer averages and occasional highs reaching 25°C, the lingering coolness is still evident, especially with nights dipping close to freezing. This month is also characterized by a significant amount of rainfall, occurring across roughly half of its days, which contributes to the lush greenery of the region. With humidity levels climbing high at 83%, the atmosphere can feel quite muggy, particularly after rain showers. For a deeper dive into what to expect throughout the year, explore the full details at Westport Climate.