May Weather in Builth Wells, United Kingdom

Last updated: March 17, 2025

In Builth Wells, United Kingdom, May presents a delightful mix of mild temperatures and frequent rain. The maximum temperature reaches a pleasant 24°C (76°F), while the average hovers around 10°C (51°F), dropping to a chilly minimum of -2°C (29°F) at night. With 14 days of precipitation totaling 88 mm (3.5 in), residents and visitors alike can expect a humid atmosphere, achieving around 79% humidity. This blend of warmth and moisture sets the stage for a vibrant and lush spring landscape, inviting exploration under the often overcast skies.

May Temperature in Builth Wells

In Builth Wells, United Kingdom, May ushers in a delightful transition from the chilly grip of winter to the warmth of summer. With minimum temperatures rising to -2°C (29°F) and average highs reaching a comfortable 24°C (76°F), May presents a significant improvement over the preceding months. The average temperature of 10°C (51°F) offers a perfect backdrop for outdoor activities, as locals and visitors alike relish the blossoming landscapes. The shift from the coldest January days, which dipped to -8°C (19°F), highlights a steady upward trend in warmth as spring fully unfolds. As the month progresses, residents can expect more sunshine and milder evenings, marking May as a time of rejuvenation and vibrant growth in this charming Welsh locale.

May Weather in Builth Wells: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Builth Wells, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec394042455157595854494441
Data source: Temperature data for Builth Wells 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 Builth Wells

In May, Builth Wells experiences a moderate level of precipitation, with 88 mm (3.5 in) of rain falling over an average of 14 days. This volume marks a slight increase from the preceding month of April, which saw significantly lower rainfall at just 60 mm (2.4 in). The trend highlights May as a time when spring showers persist, contributing to the lush greenery characteristic of the region. Furthermore, as the month transitions into early summer, precipitation remains consistent compared to June's 94 mm (3.7 in), suggesting that Builth Wells continues to be reliant on rainfall to nourish its vibrant landscapes. Notably, while May is wetter than April, it also indicates a trend toward the heavier rainfall seen in the later summer months, setting the stage for the more abundant downpours of August and October.

May Precipitation Trends in Builth Wells

The chart displays monthly precipitation patterns in Builth Wells, 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.
JanFebMarAprMayJunJulAugSepOctNovDec791151156088948210685123104129
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Builth Wells

In May, Builth Wells experiences a noticeable dip in humidity, averaging 79%, which marks a shift from the higher readings of the earlier months. This decline from 84% in April suggests the onset of a drier atmosphere as spring unfolds, paving the way for the warmer summer months ahead. Following May, humidity levels slightly rebound in June, reaching 81%, and hover around the same range during the summer before rising again in the autumn months. Overall, May stands out as a transitional period, offering a brief respite from the typically higher humidity levels that characterize the rest of the year.

May Average Humidity in Builth Wells

This chart illustrates the average monthly humidity levels in Builth Wells, 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%85%79%81%78%79%85%90%91%89%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Builth Wells

As we transition into May, Builth Wells experiences a noticeable uptick in UV exposure with an index of 7, placing it in the high category and reducing the safe burn time to just 25 minutes. This marks a significant rise from the moderate levels seen in March and the high levels in April, indicating that sun protection becomes crucial as summer approaches. With June hot on its heels and expected to reach a UV index of 8, it’s essential to stay ahead of the sun's rays during this period. As you enjoy the brighter days in May, remember to take necessary precautions, especially with the UV index set to climb higher in the following months. For more detailed information, check out the full Builth Wells UV Index.

Maximum UV Index Levels in Builth Wells for May

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

As May arrives in Builth Wells, the sun shines brightly, marking a peak in daylight with an impressive 386 hours of sunshine. This month serves as a spectacular bridge between spring and summer, showcasing a significant leap from the more muted January and February, which barely mustered 84 and 138 hours, respectively. The gradual increase throughout the spring months culminates in this sun-drenched celebration in May, after the promising 311 hours in April. Following this sunny high, the region begins to experience a slight decline, with June and July still basking in the sun but showing reduced hours of 370 and 402 respectively. As the year progresses into the fall, the trend of dwindling sunlight becomes more apparent, ultimately settling into the quieter months of November and December, where the sun barely graces the sky with just 114 and 94 hours. Overall, May is a vibrant reminder of the sunny splendor that Builth Wells enjoys, setting the stage for the joyful summer ahead.

Monthly Sunshine Duration in Builth Wells: May Highlighted

The May sunshine duration represents the total number of hours Builth Wells 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.
JanFebMarAprMayJunJulAugSepOctNovDec84h138h200h311h386h370h402h360h292h220h114h94h
Data source: Builth Wells May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Builth Wells During May

In Builth Wells, the chance of sunny weather in May stands at 25%, which is a noticeable dip from April's more promising 48%. As spring unfolds, the odds of sunshine begin to fluctuate, peaking in the vibrant month of April before settling into a more moderate May. Interestingly, despite this drop, May’s sunshine probability remains relatively higher compared to the summer months of June (22%) and August (19%). This trend suggests that while May may not guarantee a sun-soaked experience, it retains a favorable spot among the early months of the year, making it a delightful time for outdoor activities before the unpredictable summer months set in.

Percentage of Sunny Days in May in Builth Wells

The chart illustrates the percentage of sunny days in Builth Wells 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 Builth Wells experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec15%16%22%48%25%22%33%19%19%15%21%13%
Data source: Builth Wells May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Builth Wells in May

As spring blossoms into summer in Builth Wells, the duration of daylight unveils a remarkable transformation. Starting with a modest 8 hours in January, the days gradually lengthen, reaching an invigorating 15 hours by May. This upward trend continues into June and July, where daylight peaks at 16 hours, offering residents and visitors ample time to enjoy the great outdoors. However, as summer's warmth begins to wane, daylight hours taper off, with August bringing 14 hours of light, followed by a steady decline through the fall months. By the time November rolls around, daylight has dwindled back to 8 hours, reminding us of the cyclical nature of the seasons in this picturesque part of the UK.

Average Daylight Hours in Builth Wells for May

The chart illustrates the variation in daylight duration in Builth Wells throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 17m9h 55m11h 54m13h 57m15h 44m16h 40m16h 10m14h 34m12h 36m10h 34m8h 45m7h 46m
Data source: Builth Wells daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Builth Wells

In Builth Wells, the month of May presents a refreshing transition in wind patterns, with an average wind speed of 3.8 m/s (8 mph). Following the slightly brisker months of January and February, which recorded 4.2 m/s and 5.0 m/s respectively, May sees a gentle decline, a trend that continues into June with its 3.1 m/s. Interestingly, this period sets a backdrop of milder winds, characterized by a gradual drop from April's 3.1 m/s. As the year progresses, the summer months show further softness in the breeze, peaking again in the autumn. Overall, May in Builth Wells is marked by a pleasant and moderate wind, inviting both outdoor enthusiasts and nature lovers to enjoy the scenic beauty with a delightful touch of wind.

Average May Wind Speed in Builth Wells

The chart displays monthly wind speed patterns in Builth Wells, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.25.04.23.13.8 m/s3.12.63.53.04.43.74.5
Data source: Builth Wells May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Builth Wells Compares to Other Months

The weather in Builth Wells 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 Builth Wells and find detailed weather information for every month.

May and January showcase contrasting weather patterns, highlighting the shift from winter to spring. In May, temperatures range from a chilly minimum of -2°C (29°F) to a pleasant average of 10°C (51°F) and can reach a maximum of 24°C (76°F). This month experiences about 88 mm (3.5 in) of precipitation over 14 days, with humidity levels around 79%. In contrast, January temperatures are colder, with a minimum of -8°C (19°F), an average of 4°C (39°F), and a maximum of 12°C (55°F). The precipitation in January is slightly less at 79 mm (3.1 in) across 12 days, and humidity is a bit higher at 89%. For more detailed information about January's weather, you can check Builth Wells weather in January.

May and February present contrasting weather conditions that reflect the transition from winter to spring. In May, temperatures range from a minimum of -2°C (29°F) to a pleasant average of 10°C (51°F), reaching a maximum of 24°C (76°F), while February experiences colder temperatures with a minimum of -9°C (16°F) and an average of 4°C (40°F), peaking at 16°C (61°F). Both months see significant rainfall, but February receives 115 mm (4.5 in) over 17 days, compared to May's 88 mm (3.5 in) over 14 days. Additionally, humidity levels are slightly higher in February at 88%, compared to 79% in May. For a more detailed overview of February's climate, you can check Builth Wells weather in February.

In comparing the weather of May and March, May generally offers milder temperatures with an average of 10°C (51°F) and a maximum of 24°C (76°F), making it more pleasant for outdoor activities. In contrast, March tends to be cooler, averaging only 5°C (42°F) and peaking at 18°C (66°F), with lower minimum temperatures down to -8°C (18°F). Precipitation is also a factor, as March experiences slightly more rainfall, with 115 mm (4.5 in) spread over 17 days, compared to May's 88 mm (3.5 in) over 14 days. Additionally, March has a higher humidity level at 86%, compared to May's 79%. For more detailed insights, check out the Builth Wells weather in March.

In comparing the weather of April and May, May generally offers milder temperatures, with an average of 10°C (51°F) compared to April's cooler average of 7°C (46°F). The minimum temperature in May is slightly higher at -2°C (29°F) than April's -4°C (26°F), while the maximums reach 24°C (76°F) in May, surpassing April's 20°C (69°F). Additionally, May experiences more precipitation at 88 mm (3.5 in) over 14 days, compared to April’s 60 mm (2.4 in) over 11 days, leading to a slightly lower humidity level in May at 79% versus April's 84%. For more details on April weather, you can visit Builth Wells weather in April.

In May, temperatures range from a chilly minimum of -2°C (29°F) to a comfortable maximum of 24°C (76°F), with an average of 10°C (51°F). The month typically sees around 88 mm (3.5 in) of precipitation over 14 days, accompanied by a humidity level of 79%. In contrast, June experiences slightly milder conditions, with minimum temperatures rising to 4°C (39°F), an average of 14°C (57°F), and maximums reaching 27°C (81°F). The precipitation increases slightly to 94 mm (3.7 in) over 15 days, with humidity remaining relatively high at 81%. For more details on the weather in June, visit Builth Wells weather in June.

In comparing the weather between May and July, we can observe notable differences in temperature and precipitation. May experiences a wider temperature range, with a minimum of -2°C (29°F) and a maximum of 24°C (76°F), resulting in an average of 10°C (51°F). In contrast, July has milder temperatures, with a minimum of 4°C (40°F) and a maximum of 27°C (82°F), leading to a warmer average of 15°C (60°F). Precipitation levels are quite similar, with May recording 88 mm (3.5 in) over 14 days and July slightly lower at 82 mm (3.2 in) over 13 days. Humidity remains relatively consistent, with May at 79% and July at 78%. For more detailed insights, you can check out Builth Wells weather in July.

May and August weather in Builth Wells present notable differences. In May, temperatures range from a chilly -2°C (29°F) at night to a pleasant 24°C (76°F) during the day, averaging around 10°C (51°F). The month experiences 88 mm (3.5 in) of precipitation over 14 days, with humidity levels at 79%. In contrast, August offers slightly warmer temperatures, with a minimum of 5°C (42°F), an average of 14°C (58°F), and a maximum of 27°C (81°F). The precipitation increases to 106 mm (4.2 in) spread across 17 days, while humidity remains unchanged at 79%. For more details about August weather, check out Builth Wells weather in August.

In comparing the weather of May and September, we observe some notable differences as well as similarities. May tends to have slightly cooler temperatures, with a minimum of -2°C (29°F), an average of 10°C (51°F), and a maximum of 24°C (76°F). In contrast, September features a marginally warmer climate, with temperatures ranging from a minimum of 1°C (34°F) to a maximum of 26°C (80°F) and an average of 12°C (55°F). Precipitation levels are comparable in both months, with May receiving 88 mm (3.5 in) and September slightly lower at 85 mm (3.3 in), each experiencing precipitation on about 14 days. Humidity levels also rise from 79% in May to 85% in September, creating a more humid atmosphere as summer transitions to autumn. For those interested in more detailed September weather patterns, you can visit Builth Wells weather in September.

In comparing the weather between May and October, both months exhibit similar average temperatures around 10°C (50°F), but they differ notably in extremes and conditions. May sees warmer maximum temperatures reaching up to 24°C (76°F), while October's highs are cooler at 20°C (69°F). Additionally, October experiences more precipitation, totaling 123 mm (4.8 in) over 16 days, compared to May's 88 mm (3.5 in) across 14 days, making October slightly wetter and more humid with 90% humidity compared to May's 79%. For a detailed look at October conditions, you can check Builth Wells weather in October.

May and November present strikingly different weather patterns. In May, temperatures range from a chilly -2°C (29°F) at night to a pleasant 24°C (76°F) during the day, with an average of 10°C (51°F). The month sees around 88 mm (3.5 in) of precipitation over approximately 14 days, accompanied by a humidity level of 79%. In contrast, November is noticeably colder, with temperatures dipping to a minimum of -4°C (25°F) and a maximum of 15°C (58°F), averaging at 6°C (44°F). This month experiences higher precipitation at 104 mm (4.1 in) across about 17 days, coupled with increased humidity at 91%. For a more detailed look at November weather patterns, check out Builth Wells weather in November.

May and December present quite contrasting weather conditions. In May, temperatures generally range from a minimum of -2°C (29°F) to a pleasant average of 10°C (51°F) and can peak at 24°C (76°F). The month sees about 88 mm (3.5 in) of precipitation over approximately 14 days, accompanied by a humidity level of 79%. In contrast, December experiences much colder temperatures, with lows dropping to -8°C (17°F), an average of 5°C (41°F), and highs reaching only 12°C (53°F). Additionally, December brings increased precipitation of 129 mm (5.1 in) spread over 18 days and a slightly higher humidity of 89%. For a more comprehensive look at December's climate, check out Builth Wells weather in December.

Compare Builth Wells's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Builth Wells

As May unfolds in Builth Wells, it brings a refreshing transition from the chill of spring to the promising warmth of summer. With temperatures occasionally peaking at a pleasant 24°C (76°F), the weather showcases a comfortable average that encourages outdoor activities despite the lingering cool nights. However, it's not just the warmth that defines May; the frequency of rainfall reminds us that we’re not quite out of the woods yet, as the month sees significant precipitation over half an average month. Overall, May stands out with its invigorating balance of sun and rain, fostering lush landscapes and vibrant flora. For a deeper dive into the nuances of weather in this charming region, visit Builth Wells Climate.