May Weather in Colwyn Bay, United Kingdom

Last updated: March 17, 2025

In Colwyn Bay, United Kingdom, May showcases a delightful blend of springtime warmth and refreshing coastal breezes. The maximum temperature reaches a pleasant 27°C (81°F), while the average settles at a mild 12°C (53°F). Though temperatures can dip to a chilly -1°C (31°F), the month is characterized by a relatively high humidity of 79%. Visitors and locals can expect a total precipitation of 71 mm (2.8 in) over approximately 12 days, adding a touch of verdant beauty to the landscape. Overall, May in Colwyn Bay offers a unique interplay of warm sunshine and occasional rain, perfect for enjoying the natural splendor of this coastal gem.

May Temperature in Colwyn Bay

In Colwyn Bay, May marks a delightful transition into warmer weather, with temperatures showcasing a notable rise compared to the preceding months. The average temperature climbs to a comfortable 12°C (53°F), while daily highs can reach an impressive 27°C (81°F), making it one of the warmer months in this coastal town. This upward trend is particularly evident from the cooler spring months of April, where the average was just 9°C (48°F). The milder early May nights, with minimum temperatures around -1°C (31°F), lend a refreshing touch before the summer heat fully sets in. As the days lengthen and the sun shines brighter, locals and visitors alike eagerly anticipate enjoying the outdoors, as May promises not only warmer days but also a vibrant burst of activity along Colwyn Bay's beautiful shores.

May Weather in Colwyn Bay: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Colwyn Bay, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec424344485358616057524643
Data source: Temperature data for Colwyn Bay 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 Colwyn Bay

In May, Colwyn Bay experiences a total precipitation of 71 mm (2.8 in), matching the consistent rainfall of earlier months like January and April, which also recorded similar amounts. With 12 days of rain, May sits comfortably in the middle of the precipitation spectrum, revealing a trend of moderate wetness typical for early spring. This gradual increase in rainfall, from 56 mm in April to 71 mm in May, indicates a transition towards the wetter months ahead, as June often sees a spike in precipitation. The rainfall serves to nourish the lush greenery that defines the region, while the moderate number of rain days allows for periodic breaks of sunshine, making May an ideal time for enjoying Colwyn Bay's natural beauty.

May Precipitation Trends in Colwyn Bay

The chart displays monthly precipitation patterns in Colwyn Bay, 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.
JanFebMarAprMayJunJulAugSepOctNovDec71929656719992969610791115
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Colwyn Bay

May in Colwyn Bay sees a notable decrease in humidity, dipping to 79%, which marks a shift from the wetter months earlier in the year. Following the higher humidity levels of winter, where figures hovered around 89% to 91%, the arrival of May brings a breath of fresh air. As spring unfolds, the humidity gradually declines from 84% in April, hinting at the onset of warmer, sunnier days ahead. This trend continues into June when humidity rises slightly to 81%, but May stands out as a pleasant interlude, offering a comfortable atmosphere for outdoor activities and scenic coastal walks. With the summer months just around the corner, the overall humidity pattern illustrates a gradual transition towards a drier, more enjoyable climate.

May Average Humidity in Colwyn Bay

This chart illustrates the average monthly humidity levels in Colwyn Bay, 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 Colwyn Bay

As spring transitions into summer in Colwyn Bay, May heralds a notable shift in the UV Index, which rises to 7, placing it in the high exposure category with a burn time of just 25 minutes. This increase reflects a broader trend observed from earlier months, where the UV Index begins to climb sharply: from a moderate 4 in March to a robust 5 in April. As temperatures warm and days lengthen, it's crucial for residents and visitors to be aware of the heightened sun exposure risk. Protecting your skin becomes paramount, as the intensity of sunlight can lead to quicker burns. Prepare your sunscreen and seek shade when enjoying the sunny days of May. For more detailed UV information, visit Colwyn Bay UV Index.

Maximum UV Index Levels in Colwyn Bay for May

The chart shows the monthly maximum UV Index (UVI) for Colwyn Bay 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Colwyn Bay 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 Colwyn Bay

May in Colwyn Bay, United Kingdom, truly shines as the month that heralds the onset of summer. With an impressive 398 hours of sunshine, it stands out as a peak in the region's brightening trends after a gradual increase from 88 hours in January to 322 hours in April. This upward trajectory captures the essence of spring's transition into summer, making May a time of revitalization and outdoor exploration. Following May, sunlight begins to wane slightly in June and July, yet still remains plentiful, emphasizing the seasonal rhythm that Colwyn Bay experiences throughout the year. As autumn approaches, the hours dip significantly, reflecting the cyclical nature of the British climate, highlighting May as a perfect counterpart to the gray winter months.

Monthly Sunshine Duration in Colwyn Bay: May Highlighted

The May sunshine duration represents the total number of hours Colwyn Bay 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.
JanFebMarAprMayJunJulAugSepOctNovDec88h153h211h322h398h379h405h369h297h225h114h98h
Data source: Colwyn Bay May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Colwyn Bay During May

In Colwyn Bay, the likelihood of sunny weather in May is marked by a somewhat moderate 28% chance of sunshine, reflecting a slight dip from the previous month's 46%. As spring swiftly transitions into summer, this change suggests that while May offers better possibilities for bright days compared to the chillier earlier months, the unpredictable UK weather can still keep those rays at bay. It's interesting to note that June, despite being a summer month, shows a slightly lower chance of sunny weather at 25%, indicating that May could still offer ample opportunities for enjoying the outdoors before the season's whims take hold. As we look closer at the overall trend, it's clear that while April shines as the sunniest month so far, May retains a respectable potential for sunshine, promising a delightful mix of seasonal beauty.

Percentage of Sunny Days in May in Colwyn Bay

The chart illustrates the percentage of sunny days in Colwyn Bay 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 Colwyn Bay experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec20%24%26%46%28%25%35%24%20%18%20%19%
Data source: Colwyn Bay May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Colwyn Bay in May

In Colwyn Bay, United Kingdom, May marks a delightful transition into the warmth of summer as daylight extends to 15 hours, offering more time to bask in the sun and engage in outdoor activities. Following the steady increase from just 8 hours in January to 14 hours in April, May signifies a major leap in daylight hours, establishing a vibrant ambiance. The trend continues into June and July, with daylight peaking at 16 hours, but May stands out as the month where spring reaches its zenith, casting longer evenings perfect for gathering with friends or enjoying nature. As summer winds down, daylight gradually diminishes, dipping back to 12 hours in September, but the enjoyable essence of May leaves a lasting impression, making it a time to savor the sun-drenched days before the seasons shift once more.

Average Daylight Hours in Colwyn Bay for May

The chart illustrates the variation in daylight duration in Colwyn Bay throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 9m9h 50m11h 54m14h 1m15h 52m16h 51m16h 19m14h 39m12h 36m10h 31m8h 37m7h 36m
Data source: Colwyn Bay daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Colwyn Bay

In Colwyn Bay, May experiences a gentle breeze with an average wind speed of 3.6 m/s (8 mph), marking a slight increase from April's calm conditions. This month sits at the transition point, where spring's refreshing gusts linger before the summer's typically lighter breezes. Notably, as May draws closer to the summer months, the wind tends to mellow, with a decrease observed in June and July, where the average speeds drop to 3.1 m/s (7 mph) and 2.4 m/s (5 mph), respectively. Overall, May reflects the region's unpredictable yet invigorating spring climate, inviting both locals and visitors to enjoy the fresh air amidst the stunning coastal scenery.

Average May Wind Speed in Colwyn Bay

The chart displays monthly wind speed patterns in Colwyn Bay, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.05.04.63.03.6 m/s3.12.43.32.94.74.34.4
Data source: Colwyn Bay May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Colwyn Bay Compares to Other Months

The weather in Colwyn Bay 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 Colwyn Bay and find detailed weather information for every month.

In comparison, May presents a milder climate with average temperatures around 12°C (53°F), peaking at 27°C (81°F), while January remains chillier, with average temperatures only reaching 5°C (42°F) and maximums of 14°C (58°F). Interestingly, both months have similar precipitation levels of 71 mm (2.8 in), but May experiences slightly fewer rainy days, averaging 12 days compared to January's 13 days. Additionally, May has a lower humidity level of 79%, compared to January’s higher humidity at 89%. For a more detailed look at January weather, you can check Colwyn Bay weather in January.

In comparing the weather between February and May, May offers a notably milder climate with average temperatures rising to 12°C (53°F), while February's average is a cooler 6°C (43°F). While both months experience frequent precipitation, February is wetter with 92 mm (3.6 in) over 15 days compared to May's 71 mm (2.8 in) across 12 days. Additionally, humidity levels are higher in February at 88%, compared to 79% in May, contributing to the overall chill of the earlier month. For a detailed look at February weather specifics, refer to this link: Colwyn Bay weather in February.

In comparing the weather patterns of March and May, it's evident that May generally experiences milder temperatures, ranging from a minimum of -1°C (31°F) to a maximum of 27°C (81°F), whereas March is chillier, with temperatures ranging from -6°C (22°F) to 19°C (66°F). While May enjoys an average temperature of 12°C (53°F) and slightly less precipitation at 71 mm (2.8 in) over 12 days, March has higher overall precipitation at 96 mm (3.8 in) spread over 16 days. Humidity levels are also slightly lower in May at 79%, compared to March's 86%. For more detailed weather statistics, please refer to Colwyn Bay weather in March.

In comparing the weather of May and April, we see notable differences, particularly in temperature and precipitation. May boasts a wider temperature range, with a minimum of -1°C (31°F) and an average of 12°C (53°F) that climbs to a maximum of 27°C (81°F). In contrast, April sees a cooler average temperature of 9°C (48°F), with a maximum of only 22°C (72°F). Precipitation levels also change between the two months; May has 71 mm (2.8 in) of rainfall over 12 days, while April recorded 56 mm (2.2 in) over 11 days. Humidity remains relatively high in both months, but April is slightly more humid at 84%, compared to May's 79%. For more details on April's weather, you can check out Colwyn Bay weather in April.

In comparing the weather of May and June, May experiences a wider temperature range with minimums dipping to -1°C (31°F) and maximums reaching 27°C (81°F), resulting in an average of 12°C (53°F). In contrast, June shows a milder minimum temperature of 6°C (42°F) and an almost similar maximum of 28°C (84°F), leading to an average of 15°C (59°F). Precipitation increases in June, accumulating to 99 mm (3.9 in) over 13 days, slightly higher than May's 71 mm (2.8 in) across 12 days. Humidity remains high in both months, increasing slightly from 79% in May to 81% in June. For a closer look at June weather patterns, you can check Colwyn Bay weather in June.

In comparing the weather between May and July, May presents a cooler and more variable climate with temperatures ranging from a minimum of -1°C (31°F) to a maximum of 27°C (81°F) and an average of 12°C (53°F). This month experiences 71 mm (2.8 in) of precipitation over 12 days, accompanied by a high humidity level of 79%. In contrast, July sees warmer temperatures, with a minimum of 7°C (44°F), an average of 16°C (61°F), and a maximum of 29°C (85°F). However, it also brings more rainfall, with 92 mm (3.6 in) over 16 days, while humidity remains slightly lower at 78%. For more detailed insights, you can check Colwyn Bay weather in July.

The weather in May features a broad range of temperatures, with a minimum of -1°C (31°F) and an average of 12°C (53°F), peaking at a warm 27°C (81°F). Despite its occasional warmth, May experiences relatively low precipitation levels of 71 mm (2.8 in) over about 12 days, while humidity remains high at 79%. In contrast, August offers a milder start with temperatures ranging from a minimum of 7°C (45°F) to an average of 16°C (60°F) and a similar maximum of 27°C (82°F). However, it has higher precipitation levels of 96 mm (3.8 in) spread across 18 days, maintaining the same humidity level of 79%. For a more detailed look at August weather, visit Colwyn Bay weather in August.

Comparing the weather in May and September, both months experience similar maximum temperatures, peaking at 27°C (81°F). However, May tends to be cooler overall, with average temperatures ranging from a minimum of -1°C (31°F) to an average of 12°C (53°F), while September offers a slightly warmer range with minimum temperatures of 3°C (37°F) and an average of 14°C (57°F).

In terms of precipitation, September sees more rainfall, with 96 mm (3.8 in) over 15 days compared to May's 71 mm (2.8 in) over 12 days. The humidity also increases slightly in September, averaging 85% compared to May's 79%. For more detailed information on the weather during this month, you can check Colwyn Bay weather in September.

In comparing May and October, we see distinct differences in weather patterns. May typically enjoys warmer temperatures, with an average of 12°C (53°F) reaching a maximum of 27°C (81°F), while October sees cooler averages of around 11°C (52°F) and a maximum of 21°C (70°F). Precipitation also varies, with May experiencing 71 mm (2.8 in) over 12 days, compared to October's higher total of 107 mm (4.2 in) spread across 17 days. Furthermore, October tends to have higher humidity levels at 90%, compared to May's 79%. For a closer look at the specifics of October weather, you can visit Colwyn Bay weather in October.

May and November present quite different weather experiences. In May, temperatures range from a chilly minimum of -1°C (31°F) to a warm maximum of 27°C (81°F), with an average of 12°C (53°F). The month sees about 71 mm (2.8 in) of precipitation over 12 days, alongside a comfortable humidity level of 79%. In contrast, November is cooler with temperatures varying from -2°C (29°F) to a maximum of only 16°C (60°F) and an average of 8°C (47°F). This month experiences higher precipitation at 91 mm (3.6 in) over 18 days and increased humidity at 91%. For more detailed insights, check out Colwyn Bay weather in November.

May and December offer distinctly different weather experiences. In May, temperatures range from a chilly -1°C (31°F) to a warm 27°C (81°F), with an average of 12°C (53°F), making it generally more pleasant and conducive for outdoor activities. Additionally, May sees about 71 mm (2.8 in) of precipitation over 12 days, with a humidity level of 79%, creating a relatively comfortable atmosphere.

In contrast, December brings cooler conditions, with temperatures dipping to a minimum of -3°C (26°F) and peaking at just 13°C (56°F), resulting in an average temperature of 6°C (44°F). This month typically experiences higher rainfall at 115 mm (4.5 in) spread over 18 days, along with increased humidity at 89%. Although December weather can be quite dreary, it adds a unique charm to the season. For more detailed information on the December climate, check out Colwyn Bay weather in December.

Compare Colwyn Bay's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Colwyn Bay

May in Colwyn Bay is a delightful transitional month, where the weather begins to shed the chill of winter and embrace the warmth of spring. With temperatures climbing significantly compared to the earlier months, you can expect a pleasant backdrop for outdoor activities, although occasional rain is still a possibility. The average temperature offers a comfortable environment, while the humidity adds a touch of freshness to the air. This month stands out as a time of blooming beauty, making it the perfect opportunity to explore the scenic landscapes of the region. For a deeper dive into the weather patterns throughout the year, visit Colwyn Bay Climate.