May Weather in Caerleon, United Kingdom

Last updated: March 17, 2025

In May, Caerleon experiences a delightful mix of warmer temperatures, with a maximum reaching 25°C (78°F) and an average around 12°C (55°F). However, the month also sees minimum nighttime lows of 2°C (36°F), reminding residents of the lingering chill. Rainfall is prevalent, with 71 mm (2.8 in) spread over 12 days, contributing to a humidity level of 80%. This combination of mild warmth and occasional showers creates a vibrant atmosphere, perfect for outdoor exploration and enjoying the lush landscapes that define this picturesque town in the United Kingdom.

May Temperature in Caerleon

In May, Caerleon, United Kingdom ushers in warmer and more pleasant temperatures, marking a noticeable shift from the chill of earlier months. With minimum temperatures rising to 2°C (36°F) and an average reaching 12°C (55°F), the month sees a significant increase in warmth. Daytime highs can soar up to 25°C (78°F), creating a delightful environment ideal for outdoor activities and leisurely strolls. This upward trend in temperatures not only makes May one of the more enjoyable months in Caerleon but also serves as a prelude to the even warmer summer ahead, inviting locals and visitors alike to embrace the blooming season.

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

The chart illustrates May temperature patterns in Caerleon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec424445495461646259544745
Data source: Temperature data for Caerleon 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 Caerleon

In Caerleon, May brings a moderate precipitation total of 71 mm (2.8 in) spread over 12 days, making it one of the wetter months of the year, yet still calmer than the deluge often seen in October. This pattern marks a slight increase from April's 55 mm (2.2 in), indicating a shift toward warmer, more unsettled weather as spring transitions into summer. Despite the uptick, May's rainfall remains relatively balanced, aligning with a trend of fairly consistent precipitation throughout the year, while also setting the stage for the lush greenery characteristic of the British landscape as the days grow longer. With June following closely behind with a similar total of 79 mm (3.1 in), it's clear that the region is well-acquainted with its relatively wet climate, essential for sustaining its vibrant natural beauty.

May Precipitation Trends in Caerleon

The chart displays monthly precipitation patterns in Caerleon, 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.
JanFebMarAprMayJunJulAugSepOctNovDec64798355727969856511580106
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Caerleon

As spring transitions into summer, May in Caerleon sees a noticeable decline in humidity, dipping to 80%. This reduction marks a continuation of the downward trend in humidity levels since April's 84%, offering a refreshing change as the days grow warmer. While January and February remain the most humid months, with consistent readings of 88%, May prepares the way for drier summer conditions ahead, inviting residents and visitors alike to enjoy outdoor activities with a bit more comfort. Following this month, June holds steady at 80%, continuing the trend of mild humidity, setting the stage for the pleasantly warm and drier summer months.

May Average Humidity in Caerleon

This chart illustrates the average monthly humidity levels in Caerleon, 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%86%84%80%80%70%73%79%89%90%89%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Caerleon

As May rolls into Caerleon, the UV Index rises to 7, categorizing exposure as high with a burn time of just 25 minutes. This trend marks a significant increase from the previous months, leaping from a moderate 4 in March and a high 6 in April. As summer approaches, locals and visitors alike should remain vigilant about sun safety, as the risk of harmful UV exposure escalates. During this month, it’s wise to plan outdoor activities during non-peak hours and wear protective clothing. For more information on UV levels and safety tips, explore Caerleon UV Index.

Maximum UV Index Levels in Caerleon for May

The chart shows the monthly maximum UV Index (UVI) for Caerleon 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.
JanFebMarAprMayJunJulAugSepOctNovDec124678876421
Data source: Caerleon 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 Caerleon

As spring unfolds into summer, Caerleon basks in the glory of longer days and brighter skies, with May emerging as a standout month, boasting an impressive 379 hours of sunshine. This delightful increase follows a steady climb from January's modest 81 hours, where the sun hesitantly graced the landscape. The transition through spring is marked by a significant leap in sunlight, culminating in May, which not only outshines its predecessors but also sets the stage for the sun-soaked months of June and July, each continuing to dazzle with 355 hours and 399 hours, respectively. As the year progresses, Caerleon experiences a gradual decline in sunlight, but the vibrant energy of May remains a treasured highlight, heralding the warmth and vibrancy of summer in this charming corner of the United Kingdom.

Monthly Sunshine Duration in Caerleon: May Highlighted

The May sunshine duration represents the total number of hours Caerleon 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.
JanFebMarAprMayJunJulAugSepOctNovDec81h134h192h303h379h355h399h345h279h224h121h100h
Data source: Caerleon May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Caerleon During May

In Caerleon, United Kingdom, the likelihood of sunny weather in May sits at 34%, a figure that reflects a marked improvement from the chillier months of winter and early spring. As the year progresses, it's notable that April witnesses a significant spike in sunny days with a 53% chance, often heralding the arrival of better weather. However, May sees a slight dip from April's peak, suggesting that while sunshine is still quite probable, it's not guaranteed. This transitional month bridges the gap before summer fully takes hold, creating a charmingly unpredictable landscape where the longer days can still give way to the classic British drizzle. Notably, June and July display higher chances of sun compared to May, hinting at the warmer and more stable weather patterns just around the corner.

Percentage of Sunny Days in May in Caerleon

The chart illustrates the percentage of sunny days in Caerleon 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 Caerleon experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec21%23%28%53%34%27%40%29%28%22%31%20%
Data source: Caerleon May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Caerleon in May

In Caerleon, United Kingdom, the month of May heralds a significant increase in daylight, offering an impressive 15 hours of sunlight. This gradual transition is evident as the days lengthen from the 8 hours in January, steadily climbing to 13 hours in April. As spring blossoms, residents eagerly anticipate the longer days, which not only enhance outdoor activities but also uplift the community's spirit. Following May, daylight peaks in June at 16 hours, creating a vibrant atmosphere perfect for enjoying nature. As summer begins to wane, daylight gently recedes, reminding everyone of the cyclic rhythm of the seasons, where each month presents a unique charm shaped by the changing hours of light.

Average Daylight Hours in Caerleon for May

The chart illustrates the variation in daylight duration in Caerleon throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 23m9h 58m11h 55m13h 54m15h 38m16h 33m16h 4m14h 30m12h 35m10h 36m8h 50m7h 53m
Data source: Caerleon daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Caerleon

In Caerleon, United Kingdom, the May winds exhibit a gentle yet invigorating breeze, averaging around 4.5 m/s (10 mph). This month marks a slight increase from April's calmer 3.6 m/s (8 mph), signaling the arrival of more favorable conditions as spring unfolds. Typically, winds are stronger in earlier months, with February peaking at 5.5 m/s (12 mph), but the trend in May showcases a moderate approach as temperatures rise. As summer approaches, there's a gradual decline in wind speed, hinting at the balmy weather that characterizes the upcoming months. This balance of refreshing gusts encapsulates the essence of May in Caerleon, inviting outdoor activities and a renewed appreciation of nature.

Average May Wind Speed in Caerleon

The chart displays monthly wind speed patterns in Caerleon, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.85.54.73.64.5 m/s3.53.34.03.54.64.04.9
Data source: Caerleon May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Caerleon Compares to Other Months

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

May and January present distinctly different weather patterns. In May, temperatures range from a minimum of 2°C (36°F) to a pleasant average of 12°C (55°F), peaking at a comfortable 25°C (78°F). The month experiences about 71 mm (2.8 in) of precipitation over roughly 12 days, with humidity around 80%. In contrast, January tends to be cooler, with temperatures dipping as low as -3°C (27°F), averaging at 6°C (42°F), and reaching a maximum of just 14°C (57°F). While January has slightly lower precipitation at 64 mm (2.5 in) over 11 days, the humidity is higher at 88%. For more details on January weather, you can visit Caerleon weather in January.

When comparing the weather in May to February, notable differences emerge in both temperature and precipitation. May experiences milder conditions, with average temperatures ranging from 2°C (36°F) to a pleasant 25°C (78°F), while February tends to be colder, with temperatures ranging from -4°C (25°F) to a maximum of 16°C (61°F). Although February sees slightly higher precipitation at 79 mm (3.1 in) over 13 days compared to May's 71 mm (2.8 in) over 12 days, it also features higher humidity, averaging at 88% versus May's 80%. For more details on February's climate, you can visit Caerleon weather in February.

In comparing the weather in May and March, May generally exhibits milder temperatures, with a minimum of 2°C (36°F) and an average of 12°C (55°F), peaking at a comfortable 25°C (78°F). In contrast, March starts cooler, with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 20°C (67°F) and an average of 7°C (46°F). While May experiences slightly less precipitation at 71 mm (2.8 in) over about 12 days, March sees a bit more rainfall at 83 mm (3.3 in) over 14 days. Humidity levels also differ, with May at 80% compared to March's higher humidity at 86%. For more detailed insights, check out Caerleon weather in March.

In comparing the weather between April and May, it is clear that May offers a noticeable warming trend. While April experiences minimum temperatures as low as -1°C (31°F) and an average of 10°C (49°F), May typically starts from 2°C (36°F) and boasts a higher average of 12°C (55°F). Both months have a similar number of rainy days, with April receiving precipitation on 9 days and May on 12 days, although May totals a bit more with 71 mm (2.8 in) compared to April's 55 mm (2.2 in). Additionally, humidity remains high in both months, with April slightly higher at 84% versus May's 80%. For a more detailed look at April's weather patterns, you can refer to Caerleon weather in April.

May and June exhibit notable differences in weather, particularly in temperature and precipitation levels. In May, the minimum temperature dips to 2°C (36°F), with an average of 12°C (55°F) and a maximum of 25°C (78°F). The month sees a total precipitation of 71 mm (2.8 in) over 12 days, coupled with a high humidity level of 80%. In contrast, June brings warmer conditions, with a minimum of 8°C (46°F), an average of 16°C (61°F), and a maximum of 29°C (85°F). Although June experiences slightly more rainfall at 79 mm (3.1 in) over the same number of days, it maintains the same humidity level of 80%. For more details on June weather, you can visit Caerleon weather in June.

May and July exhibit notable differences in weather patterns. In May, temperatures range from a minimum of 2°C (36°F) to a maximum of 25°C (78°F), with an average temperature of 12°C (55°F). The month is characterized by higher humidity at 80% and receives about 71 mm (2.8 in) of precipitation over 12 days. In contrast, July presents a warmer experience, with temperatures ranging from 9°C (49°F) to 29°C (85°F), and an average of 18°C (64°F). Precipitation remains slightly lower at 69 mm (2.7 in) over 11 days, with a reduced humidity of 70%. For more insights into July weather, you can visit Caerleon weather in July.

In May, temperatures in Caerleon range from a chilly 2°C (36°F) at night to a pleasant 25°C (78°F) during the day, with an average temperature of 12°C (55°F). This month also sees about 71 mm (2.8 in) of precipitation over approximately 12 days, contributing to a relatively high humidity level of 80%. In contrast, August experiences milder nights with a minimum temperature of 9°C (48°F) and warmer days that can reach up to 30°C (87°F), averaging around 17°C (63°F). Rainfall in August increases slightly to 85 mm (3.3 in) with about 13 rainy days, and humidity decreases to a more comfortable 73%. For more details on August weather, you can check Caerleon weather in August.

May and September exhibit notable differences in their weather patterns. In May, temperatures range from a chilly minimum of 2°C (36°F) to a pleasant maximum of 25°C (78°F), averaging around 12°C (55°F). This month sees about 71 mm (2.8 in) of rainfall over roughly 12 days, with humidity levels hovering around 80%. In contrast, September offers slightly warmer conditions, with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 28°C (83°F), with an average of 15°C (59°F). Precipitation in September is slightly less at 65 mm (2.5 in) across 10 days and maintains a similar humidity level of 79%. For more specific details on the weather in this month, you can check Caerleon weather in September.

May and October present a transition in weather, with both months exhibiting mild average temperatures around 12°C (55°F). However, May enjoys slightly warmer highs, reaching up to 25°C (78°F), compared to October's maximum of 22°C (72°F). Precipitation also varies significantly, as October sees an increase in rainfall with 115 mm (4.5 in) over 14 days, compared to May’s 71 mm (2.8 in) over 12 days. Additionally, October has a higher humidity level at 89%, while May's humidity sits at 80%. For more detailed insights into October weather, check Caerleon weather in October.

May and November exhibit contrasting weather patterns, reflective of the transition from spring to autumn. In May, temperatures range from a mild 2°C (36°F) to a pleasant maximum of 25°C (78°F), with an average of 12°C (55°F). The month contains around 71 mm (2.8 in) of precipitation over approximately 12 days, along with a relative humidity of 80%.

In stark contrast, November sees colder temperatures, with a minimum of -1°C (30°F) and a high of only 16°C (62°F), averaging 9°C (48°F). This month experiences more precipitation, totaling about 80 mm (3.1 in) over roughly 14 days, and a higher humidity level of 90%. You can find more details on November weather here.

May and December present contrasting weather conditions. In May, temperatures range from a mild 2°C (36°F) at night to a pleasant 25°C (78°F) during the day, with an average of 12°C (55°F). The humidity is relatively high at 80%, and the month experiences about 71 mm (2.8 in) of precipitation over 12 days, resulting in a generally favorable climate for outdoor activities. In contrast, December is much colder, with temperatures dipping as low as -5°C (24°F) and peaking at 14°C (57°F), averaging 7°C (45°F). The month is wetter, accumulating 106 mm (4.2 in) of rainfall over 16 days and experiencing even higher humidity at 89%. For more details on December weather, visit Caerleon weather in December.

Compare Caerleon's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Caerleon

As May unfolds in Caerleon, residents and visitors alike can bask in the warmth with temperatures finally rising, offering a charming contrast to the chillier months of spring. The average temperature experiences a delightful uplift, providing a pleasant atmosphere for outdoor activities. However, this month also brings its share of rain, with precipitation days slightly increasing, making for a generally humid environment. The beauty of May lies in its ability to balance mild warmth and refreshing showers, creating a unique climate that invites exploration. For a deeper understanding of weather patterns throughout the year, check out the detailed insights at Caerleon Climate.