May Weather in Armagh, United Kingdom

Last updated: March 17, 2025

In May, Armagh, United Kingdom, experiences a delightful transition into spring, with maximum temperatures reaching up to 24°C (75°F) and an average of 11°C (53°F). While the month can start with a chill, as seen with minimum temperatures plummeting to -1°C (30°F), the warming trend brings vibrant signs of life across the region. However, visitors should prepare for frequent showers, with precipitation accumulating to around 68 mm (2.7 in) over 12 days. The humidity level hovers around 82%, adding a fresh, crisp feel to the air, making May an invigorating time to explore Armagh's picturesque landscapes.

May Temperature in Armagh

In May, Armagh, United Kingdom, begins to shake off the remnants of winter, showcasing a noticeable rise in temperatures. With minimums around -1°C (30°F) and averages peaking at 11°C (53°F), the month heralds a warm transition leading to summer. The maximum temperature climbs to a pleasant 24°C (75°F), making it the perfect time to enjoy the blooming landscapes. Compared to the chillier April, which saw a high of 20°C (68°F), May embraces a more inviting warmth, reflecting a distinct seasonal shift. This gradual ascent in temperatures not only enhances daily activities but also invites more outdoor exploration, allowing both locals and visitors to bask in the beauty of the region as it bursts into life.

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

The chart illustrates May temperature patterns in Armagh, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec414244475257605955504543
Data source: Temperature data for Armagh 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 Armagh

In May, Armagh experiences a moderate precipitation level, with 68 mm (2.7 in) of rain spread across 12 days. This marks a slight increase compared to April's 49 mm (1.9 in), reflecting the transition into a wetter season. As spring gives way to early summer, May’s rain is a precursor to the more substantial downpours of June and August, which see averages of 81 mm (3.2 in) and 121 mm (4.8 in) respectively. The consistency of rainfall in May suggests a balance between refreshing spring showers and the arrival of summer humidity, making it a key month for nurturing the lush landscapes that characterize the area.

May Precipitation Trends in Armagh

The chart displays monthly precipitation patterns in Armagh, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6191834968817812172828289
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

May Humidity in Armagh

In May, Armagh experiences a relative dip in humidity, averaging 82%, marking a departure from the consistently high levels seen earlier in the year. This drop is noteworthy as it transitions from the 87% in January to a more comfortable atmosphere ahead of the summer months. After April's 85%, May signals the start of a slight easing in humidity, creating a pleasant environment for outdoor activities. However, this respite is short-lived, as humidity levels gradually creep up again in June and remain elevated through the summer. Overall, May in Armagh offers a refreshing break before the more humid months arrive.

May Average Humidity in Armagh

This chart illustrates the average monthly humidity levels in Armagh, 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.
JanFebMarAprMayJunJulAugSepOctNovDec87%86%86%85%82%84%86%86%88%89%90%87%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Armagh

As May arrives in Armagh, the UV Index takes a noticeable leap, rising to 7, which falls into the high exposure category. This increase signifies a shift from the more moderate levels seen in previous months, like April's 5 and March's 4, where the recommended burn time was longer at 30 minutes. With May's burn time dropping to just 25 minutes, it’s crucial for residents and visitors to adopt sun safety measures, as the stronger rays can lead to skin damage more quickly. This trend continues into June, where the UV Index peaks at 8, highlighting the importance of vigilance as summer approaches. For more detailed information on monthly UV trends, check out Armagh UV Index.

Maximum UV Index Levels in Armagh for May

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

In May, Armagh basks in the full splendor of sunlight, with an impressive 365 hours illuminating the skies, marking the peak of the year. This vibrant month stands in stark contrast to January's modest 71 hours, demonstrating a clear upward trend as spring unfolds. Following the invigorating days of March and April, which see a gradual increase to 172 and 280 hours respectively, May bursts forth with the promise of summer. This abundance of sunlight not only enhances the beauty of the countryside but also invites residents and visitors alike to revel in outdoor activities, setting a spirited tone that flows seamlessly into the sun-kissed months of June and July, where sunshine remains plentiful with 348 and 349 hours. As the year progresses, however, a gentle decline in sunshine hours surfaces, with August to October witnessing a graceful tapering off, a reminder of the seasonal transitions that shape Armagh's enchanting landscape.

Monthly Sunshine Duration in Armagh: May Highlighted

The May sunshine duration represents the total number of hours Armagh 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.
JanFebMarAprMayJunJulAugSepOctNovDec71h134h172h280h365h348h349h298h262h206h101h75h
Data source: Armagh May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Armagh During May

As spring unfolds in Armagh, the likelihood of sunny weather in May presents a refreshing shift with a 32% chance of sunshine. This marks a significant improvement from the chillier months, where sunshine probabilities dip as low as 16% in March. Following the increased brightness in April at 37%, May retains a strong appeal for outdoor activities and exploration, even if it's slightly less sunny than its predecessor. Looking ahead, the summer months see a decline again, with June and July dipping back to around 20%. Thus, May emerges as a crucial window for enjoying brighter days before the summer clouds settle in.

Percentage of Sunny Days in May in Armagh

The chart illustrates the percentage of sunny days in Armagh 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 Armagh experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec28%21%16%37%32%20%24%20%18%16%21%13%
Data source: Armagh May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Armagh in May

In Armagh, United Kingdom, the month of May heralds a delightful surge in daylight, with an impressive 16 hours illuminating the skies. This increase follows a steady climb from 11 hours in March and an invigorating 14 hours in April, signaling the vibrant embrace of spring. As the days lengthen, residents can bask in the beauty of nature, engaging in outdoor activities and celebrating longer evenings. May's brightness is part of a gradual trend that peaks in June with 17 hours of daylight, before tapering off as summer wanes into autumn. This rhythmic cycle of daylight not only enhances the town's charm but also invigorates community life, providing a welcoming backdrop for various seasonal festivities.

Average Daylight Hours in Armagh for May

The chart illustrates the variation in daylight duration in Armagh throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec7h 58m9h 44m11h 54m14h 6m16h 3m17h 6m16h 32m14h 46m12h 38m10h 27m8h 27m7h 23m
Data source: Armagh daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Armagh

In May, the winds in Armagh tend to be mild, with an average wind speed of 3.4 m/s (8 mph). This slight uptick from April's calm breezes suggests a transition into more dynamic spring weather. Comparatively, January and February experience stronger winds, peaking at 5.1 m/s (11 mph) in February. As the months progress toward summer, wind speeds generally decline, reaching their lowest point in July at 2.3 m/s (5 mph). However, May maintains a balanced calm that complements the blossoming scenery, inviting residents and visitors alike to enjoy the fresh air while remaining aware of the gentle gusts that dance through the lush landscapes of this charming UK locale.

Average May Wind Speed in Armagh

The chart displays monthly wind speed patterns in Armagh, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.65.14.33.03.4 m/s3.52.32.83.14.14.24.2
Data source: Armagh May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Armagh Compares to Other Months

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

In May, the weather generally warms up, with temperatures ranging from a minimum of -1°C (30°F) to a pleasant maximum of 24°C (75°F) and an average of 11°C (53°F). This month experiences more rainfall, totaling 68 mm (2.7 in) across approximately 12 days, while humidity levels hover around 82%. In contrast, January is much colder, with temperatures dipping from a minimum of -5°C (24°F) to a maximum of 14°C (58°F) and averaging 5°C (42°F). It has slightly less precipitation at 60 mm (2.4 in), spread over 11 days, and a higher humidity level of 87%. For more detailed information, you can check Armagh weather in January.

May generally offers milder temperatures compared to February, with a minimum of -1°C (30°F) and an average high of 24°C (75°F), reflecting the arrival of spring. In contrast, February's temperatures range from a minimum of -4°C (24°F) to a maximum of 15°C (59°F), making it the cooler month. Precipitation is also notable, with May experiencing 68 mm (2.7 in) over 12 days, while February sees higher precipitation levels at 91 mm (3.6 in) across 15 days. Additionally, humidity levels are slightly lower in May at 82% compared to February's 86%. For further details on February weather patterns, you can refer to Armagh weather in February.

In comparing the weather of May and March, May generally offers milder temperatures, with an average of 11°C (53°F) compared to March's cooler average of 6°C (44°F). While both months experience precipitation, March sees slightly higher levels at 83 mm (3.3 in) over 16 days, compared to May's 68 mm (2.7 in) spread across 12 days. Additionally, humidity levels remain high in both months, with March at 86% and May slightly lower at 82%. For more detailed insights into March weather, you can visit Armagh weather in March.

May generally offers milder temperatures compared to April, with an average of 11°C (53°F) compared to April's 8°C (47°F). The minimum temperatures are slightly higher in May, starting at -1°C (30°F), while in April they dip to -3°C (27°F). Moreover, May experiences a maximum temperature of 24°C (75°F), significantly warmer than April's peak of 20°C (68°F).

In terms of precipitation, May has slightly more rainfall, totaling 68 mm (2.7 in) over 12 days, compared to April's 49 mm (1.9 in) over the same number of days. Both months have high humidity levels, with May at 82% and April at 85%. For more detailed weather information, you can check Armagh weather in April.

In comparing the weather between May and June, we see a noticeable warming trend. May experiences a temperature range from a chilly minimum of -1°C (30°F) to a pleasant average of 11°C (53°F), reaching a maximum of 24°C (75°F). In contrast, June ushers in milder conditions with minimum temperatures of 5°C (41°F) and an average of 14°C (58°F), peaking at a warm 29°C (84°F). Rainfall increases slightly in June with 81 mm (3.2 in) spread over 15 days, compared to May's 68 mm (2.7 in) over 12 days. Humidity remains relatively stable, creeping up slightly from 82% in May to 84% in June. For more details on June specifics, you can check Armagh weather in June.

In May, temperatures vary widely, ranging from a chilly minimum of -1°C (30°F) to a pleasant maximum of 24°C (75°F), with an average temperature of 11°C (53°F). The month sees approximately 68 mm (2.7 in) of precipitation over 12 days, accompanied by a humidity level of 82%. In contrast, July experiences warmer conditions, with minimum temperatures around 6°C (43°F), an average of 16°C (60°F), and a peak at 28°C (82°F). Precipitation increases slightly to 78 mm (3.1 in) over 13 days, and humidity rises to 86%. For a more detailed look at July weather, visit Armagh weather in July.

May and August present distinct weather patterns. In May, temperatures range from a chilly minimum of -1°C (30°F) to a pleasant high of 24°C (75°F), with an average of 11°C (53°F). The month experiences about 68 mm (2.7 in) of precipitation over 12 days, and the humidity hovers around 82%. In contrast, August sees generally milder temperatures, with a minimum of 6°C (42°F) and the same maximum of 24°C (75°F), but an increased average temperature of 15°C (59°F). This month is also wetter, receiving 121 mm (4.8 in) of rain over 19 days, along with a slight rise in humidity to 86%. For more detailed insights, you can check Armagh weather in August.

May and September exhibit distinct weather patterns, with May generally being warmer and slightly less humid. In May, temperatures range from a minimum of -1°C (30°F) to a maximum of 24°C (75°F), averaging around 11°C (53°F) and accompanied by 68 mm (2.7 in) of precipitation over 12 days, all at a humidity level of 82%. In contrast, September's temperatures are just a bit cooler, with a minimum of 2°C (35°F) and a maximum of 23°C (74°F), averaging 13°C (56°F). The month experiences slightly more rainfall, with 72 mm (2.8 in) over 14 days, and humidity levels rise to 88%. For a detailed look at September weather, you can visit Armagh weather in September.

In May, temperatures range from a chilly -1°C (30°F) at night to a pleasant 24°C (75°F) during the day, with an average of 11°C (53°F). The month experiences 68 mm (2.7 inches) of precipitation over about 12 days, accompanied by a humidity level of 82%. In contrast, October sees slightly cooler temperatures, with minimums similar at -1°C (31°F) and a maximum of 19°C (67°F), averaging around 10°C (51°F). Precipitation increases to 82 mm (3.2 inches) over approximately 15 days, and humidity rises to 89%. For more details about October weather, you can check Armagh weather in October.

In May, temperatures begin to rise, with a minimum of -1°C (30°F) and an average of 11°C (53°F), peaking at a pleasant 24°C (75°F). The month experiences 68 mm (2.7 in) of precipitation over approximately 12 days, with humidity levels at 82%. In contrast, November brings cooler temperatures, with a minimum of -3°C (26°F) and an average of 7°C (46°F), while the maximum reaches only 15°C (59°F). Precipitation increases to 82 mm (3.2 in) spread over 15 days, and humidity rises to 90%. For a closer look at November conditions, check out Armagh weather in November.

May and December present contrasting weather conditions. In May, temperatures range from a minimum of -1°C (30°F) to a pleasant maximum of 24°C (75°F), with an average of 11°C (53°F). The month enjoys a moderate amount of precipitation at 68 mm (2.7 in) across 12 days, with humidity at 82%. In comparison, December's weather is considerably colder, with temperatures dipping to a minimum of -3°C (27°F) and a maximum of just 13°C (56°F), averaging 6°C (43°F). Precipitation is slightly higher in December, at 89 mm (3.5 in) over 13 days, and humidity rises to 86%. For a more detailed look at December weather conditions, you can refer to Armagh weather in December.

Compare Armagh's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Armagh

As May unfolds in Armagh, the weather transitions into a delightful display of warmth and vitality. With temperatures rising notably compared to the chill of earlier months, residents can enjoy an average of 11°C while still being prepared for brisk evenings that may dip to -1°C. Despite the increase in warmth, May brings a fair share of precipitation, contributing to the lush landscapes that Northern Ireland is known for. Overall, the month offers a refreshing change, making it an ideal time for outdoor activities, despite the occasional rainy day. For a deeper understanding of Armagh's weather patterns, explore Armagh Climate.