Last updated: March 17, 2025
In May, the weather in Blaenau-Ffestiniog presents a diverse climate palette, showcasing a maximum temperature soaring to 26°C (79°F) and an average of 11°C (51°F). Visitors can expect a brisk start to the month, as nighttime temperatures can drop to a minimum of -1°C (31°F). With 14 days of rainfall contributing to a total precipitation of 88 mm (3.5 in), the month brings a humid atmosphere, averaging 79% humidity. This combination offers a unique blend of warm days interspersed with refreshing showers, perfect for those looking to experience the intriguing Welsh landscape in all its glory.
In Blaenau-Ffestiniog, May marks a significant shift toward warmer days, showcasing a delightful range of temperatures that invite outdoor exploration. With a minimum of -1°C (31°F) and a comfortable average of 11°C (51°F), this month serves as a bridge between the crispness of spring and the impending warmth of summer. The maximum temperature can soar to a pleasant 26°C (79°F), offering perfect conditions for hiking and enjoying the breathtaking scenery of the Welsh mountains. As the coldest months recede, May ushers in a refreshing transformation, making it an ideal time for visitors to revel in nature's beauty while basking in the increasingly inviting climate.
In May, Blaenau-Ffestiniog experiences a moderate rainfall of 88 mm (3.5 in) over 14 days, continuing the trend of spring precipitation that peaks in early summer. Compared to the preceding month of April, which had significantly less rainfall at 65 mm (2.5 in), May shows a notable increase as the region transitions into a wetter pattern. This month’s rainfall is less than the heavy showers characteristic of June and August, but it still contributes to the lush green landscape that the town is renowned for. As spring turns into summer, the cumulative precipitation illustrates a gradual rise, marking May as a crucial month in sustaining the vibrant ecosystems of the area.
In May, Blaenau-Ffestiniog experiences a noticeable decline in humidity, dipping to 79%, which marks the lowest point since July. This change signals a transition towards the warmer months, as the air becomes subtly lighter and more inviting. The trend from earlier months shows a gradual reduction from 89% in January down to the spring season, highlighting a consistent decrease that peaks in April at 84%. As the region moves into the summer, humidity levels stabilize with a small uptick in June, indicating that while May presents a respite from the heavier spring humidity, the characteristic wet air of Wales is never far behind.
As May rolls into Blaenau-Ffestiniog, the UV Index takes a noticeable leap to 7, categorizing it as a high exposure month. This marks a significant rise from the earlier spring months, reflecting the increasing intensity of the sun as summer approaches. With a burn time of just 25 minutes, it's essential for residents and visitors alike to take precautions and protect their skin. This trend continues into June and July, where the UV Index peaks at 8, signaling the necessity for heightened awareness regarding sun exposure. For more detailed information on UV levels throughout the year, you can visit Blaenau-Ffestiniog UV Index.
UV Risk Categories
In Blaenau-Ffestiniog, the month of May stands out as a delightful transition into the summer, boasting an impressive 412 hours of sunshine. This increase in sunlight marks a significant jump from the 331 hours recorded in April, reflecting the region’s vibrant shift towards longer, brighter days. As spring fully embraces the landscape, May’s radiant weather invites both locals and visitors to explore the stunning scenery. This trend of increasing sunlight continues into June and July, peaking with 421 hours in July, before gradually tapering off in late summer. Overall, May serves as a beautiful beacon of the joyous sunny days that lie ahead, promising the best of outdoor adventures and warm, uplifting vibes.
In Blaenau-Ffestiniog, the likelihood of sunny weather in May sees a notable dip compared to the promising rise in April, where the sun graced the region 43% of the time. With a 26% chance of sunshine in May, the month presents a mix of cloudy and sunny days, hovering above the winter months but falling short of summer’s peak possibilities in July, which boasts a 34% chance of sunshine. This trend highlights the transitional nature of spring, as the weather gradually shifts, making May a delightful, albeit unpredictable, time for residents and visitors alike to enjoy the emerging blooms amidst sporadic patches of radiant sunshine.
As winter fades in Blaenau-Ffestiniog, May ushers in a refreshing increase in daylight, boasting an impressive 15 hours of sunshine. This marks a notable transition from the earlier months, where January and February lingered at just 8 and 9 hours respectively. By March, the daylight begins to stretch, reaching 11 hours, but it’s in April that we witness a leap to 14 hours, paving the way for May’s vibrant glow. Following May, June and July enjoy the longest days of the year, each with 16 hours of daylight, before a gradual decline begins in August. The variations in daylight not only signify the changing seasons but also invite residents and visitors alike to relish the longer, sunlit days that characterize late spring and early summer in this picturesque part of the United Kingdom.
In Blaenau-Ffestiniog, May experiences an average wind speed of 3.7 m/s (8 mph), maintaining a mild breeze that reflects the transition into summer. Following a slight increase in February and October, the wind speed dips in April to its lowest at 3.0 m/s (7 mph), before picking up again in May. This month stands out as a period of gentle winds, sitting comfortably between the calmer summer months of July and June, which see even lower averages of 2.5 m/s (6 mph) and 3.1 m/s (7 mph) respectively. Overall, the trend across these months reveals that while May enjoys moderate winds, it also signals the shift towards a calmer season, offering a peaceful backdrop to the lush landscapes of Wales.
The weather in Blaenau-Ffestiniog 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 Blaenau-Ffestiniog and find detailed weather information for every month.
When comparing the weather of May and January, we see notable differences in temperature and conditions. May sees milder temperatures, with averages around 11°C (51°F) and a maximum of 26°C (79°F), making it a more pleasant month overall. In contrast, January is cooler, with an average temperature of 5°C (41°F) and a maximum of only 13°C (55°F). While May experiences 88 mm (3.5 in) of precipitation over about 14 days, January has slightly more rainfall at 103 mm (4.0 in) across 15 days. Additionally, the humidity levels are similar, with May at 79% and January slightly higher at 89%. For a deeper look at January's weather, you can visit Blaenau-Ffestiniog weather in January.
May and February exhibit distinctly different weather patterns. May sees a broader range of temperatures, with a minimum of -1°C (31°F) and a maximum of 26°C (79°F), leading to a pleasant average of 11°C (51°F). In contrast, February is colder, with temperatures ranging from a minimum of -5°C (22°F) to a maximum of 18°C (65°F), averaging just 5°C (41°F). Additionally, May experiences less precipitation, totaling 88 mm (3.5 in) over 14 days, whereas February is wetter, with 147 mm (5.8 in) falling over 17 days. Humidity levels remain relatively high in both months, at 79% for May and 88% for February. For those interested in more details about February weather, you can check Blaenau-Ffestiniog weather in February.
In comparing the weather between March and May, it's clear that May tends to be warmer and more pleasant overall. May presents a minimum temperature of -1°C (31°F) and an average of 11°C (51°F), while March features lower temperatures, with a minimum of -7°C (20°F) and an average of 6°C (43°F). Additionally, May enjoys a higher maximum temperature of 26°C (79°F) compared to March’s maximum of 17°C (64°F). However, March experiences more precipitation, totaling 141 mm (5.6 in) over 18 days, compared to May's 88 mm (3.5 in) over 14 days. The humidity levels are also slightly higher in March at 86%, compared to May's 79%. For more details on March weather, you can visit Blaenau-Ffestiniog weather in March.
In comparing the weather between April and May, it’s evident that May enjoys milder temperatures, with an average of 11°C (51°F) compared to April's 8°C (47°F). The maximum temperatures in May can reach up to 26°C (79°F), significantly higher than April's max of 22°C (72°F). However, April is slightly cooler with lower minimum temperatures averaging -3°C (27°F) versus May's -1°C (31°F). Precipitation is also higher in May, with 88 mm (3.5 in) over 14 days, compared to April's 65 mm (2.5 in) over 12 days, while humidity levels are slightly lower in May at 79% compared to 84% in April. For more details about April's weather, visit Blaenau-Ffestiniog weather in April.
In comparing the weather between May and June, we see a notable increase in average temperatures. May starts with a minimum temperature of -1°C (31°F) and averages around 11°C (51°F), peaking at 26°C (79°F). In contrast, June presents a warmer climate, with temperatures ranging from a minimum of 5°C (41°F) to an average of 14°C (57°F), topping out at 28°C (82°F). While both months experience similar precipitation levels, May records 88 mm (3.5 in) over 14 days, whereas June sees a slight rise in precipitation to 102 mm (4.0 in), also spread over 14 days. Humidity remains fairly comparable with May at 79% and June at 81%. For a closer look at what to expect, check out Blaenau-Ffestiniog weather in June.
In comparing the weather patterns of May and July, we see notable differences in temperature and precipitation. May experiences a broader temperature range, with minimums dipping as low as -1°C (31°F) and maximums reaching up to 26°C (79°F), while July's temperatures are generally milder, with minimums at 6°C (42°F) and maximums peaking at 28°C (83°F). Both months have a similar number of rainy days, averaging 14 days of precipitation; however, July records a slightly higher total precipitation of 98 mm (3.9 in) compared to May’s 88 mm (3.5 in). Humidity levels remain consistent between the two months, with May at 79% and July slightly lower at 78%. For a more detailed look at July weather, check out Blaenau-Ffestiniog weather in July.
May and August exhibit notable differences in weather patterns, with May showcasing a broader temperature range. In May, temperatures can dip to a chilly minimum of -1°C (31°F) and reach an average of 11°C (51°F), peaking at a pleasant 26°C (79°F). However, throughout the month, there is significant precipitation, totaling 88 mm (3.5 in) over approximately 14 days, while the humidity remains relatively high at 79%.
In contrast, August offers warmer temperatures with a minimum of 6°C (43°F) and an average of 15°C (59°F), peaking at 27°C (80°F). This month experiences even higher rainfall, accumulating 153 mm (6.0 in) over about 21 days, yet the humidity remains consistent at 79%. For more information on August weather, you can visit Blaenau-Ffestiniog weather in August.
May and September both showcase a transitional feel in their weather, with notable differences in temperature and precipitation. In May, temperatures range from a chilly min of -1°C (31°F) to a warm max of 26°C (79°F), with an average of 11°C (51°F) and 88 mm of precipitation spread over 14 rainy days, accompanied by a humidity level of 79%. In contrast, September offers slightly warmer conditions, with a minimum temperature of 1°C (35°F), an average of 13°C (55°F), and a peak of 27°C (81°F). However, it brings increased rainfall, totaling 126 mm over 16 days, and a higher humidity of 85%. For more specific details, check out the Blaenau-Ffestiniog weather in September.
May and October present distinct weather profiles, marked by notable differences in temperature and precipitation. In May, temperatures range from a minimum of -1°C (31°F) to a maximum of 26°C (79°F), with an average of 11°C (51°F), contributing to a relatively mild spring ambiance. However, this month experiences approximately 88 mm (3.5 in) of precipitation over 14 days, along with a humidity level of 79%. In contrast, October sees cooler conditions, with temperatures dropping to a minimum of -4°C (26°F) and peaking at 21°C (69°F), averaging around 10°C (50°F). This month is wetter, featuring 163 mm (6.4 in) of rainfall over 19 days and a higher humidity of 90%. For more specifics about October weather, you can check out Blaenau-Ffestiniog weather in October.
May and November present a stark contrast in weather conditions. In May, temperatures range from a chilly -1°C (31°F) at night to a warm 26°C (79°F) during the day, with an average of 11°C (51°F). The month sees relatively less precipitation, totaling 88 mm (3.5 in) across 14 rainy days, coupled with a humidity level of 79%. In contrast, November experiences colder temperatures with a minimum of -2°C (29°F), an average of 7°C (45°F), and a maximum of only 14°C (58°F). Additionally, it is wetter, receiving 133 mm (5.2 in) of rainfall over 19 days and a higher humidity level of 91%. For more insights into November weather, check out this link: Blaenau-Ffestiniog weather in November.
In May, temperatures in Blaenau-Ffestiniog range from a chilly minimum of -1°C (31°F) to a pleasant maximum of 26°C (79°F), with an average temperature of 11°C (51°F). The month sees approximately 88 mm (3.5 in) of precipitation over about 14 days, resulting in a relative humidity of 79%. In contrast, December experiences much colder conditions, with temperatures dropping to a minimum of -6°C (21°F), averaging around 6°C (43°F) and peaking at 12°C (54°F). This month is also notably wetter, accumulating about 165 mm (6.5 in) of precipitation over 20 days and slightly higher humidity at 89%. For a more detailed look at December weather in the area, check out Blaenau-Ffestiniog weather in December.
May in Blaenau-Ffestiniog brings a refreshing shift in weather as the cold grip of winter begins to fade. With temperatures rising comfortably, this month offers a delightful contrast to the chillier months, although the average still reflects the region's cool character. While May does experience an uptick in rainfall, the increased humidity coupled with blooming landscapes adds a vibrant touch to the atmosphere. It marks a transition into summer, blending the remnants of spring with the promise of warmer days ahead. For a more detailed insight into the region's weather patterns, check out Blaenau-Ffestiniog Climate.