May Weather in Highland, United Kingdom

Last updated: March 17, 2025

In May, the Highland region of the United Kingdom experiences a dynamic weather pattern characterized by a maximum temperature reaching 25°C (78°F) and an average temperature of 10°C (50°F), creating a pleasant yet variable climate. Visitors should be prepared for cooler nights, with minimum temperatures dipping to -1°C (30°F). Rainfall is frequent this month, with 81 mm (3.2 in) of precipitation spread over 15 rainy days, contributing to the region's lush landscapes. With humidity levels hovering around 82%, the weather can feel quite moist, adding to the region's unique charm.

May Temperature in Highland

In May, the temperatures in the Highlands of the United Kingdom begin to reflect the warmer embrace of spring, showcasing a notable shift from the preceding months. With a minimum temperature of -1°C (30°F) and an average soaring to 10°C (50°F), it marks a significant improvement over April's chill. The month can see highs reach up to an inviting 25°C (78°F), inviting both locals and visitors to embrace outdoor activities amidst blooming landscapes. This trend of progressively warming temperatures highlights May as a gentle transition into the summer months, characterized by increasing daylight and vibrant nature, making it a perfect time to explore the breathtaking scenery of the Highlands.

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

The chart illustrates May temperature patterns in Highland, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec393941455055595754484239
Data source: Temperature data for Highland 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 Highland

In May, Highland, United Kingdom, experiences a notable uptick in precipitation, with 81 mm (3.2 in) of rain over approximately 15 days. This marks an increase from April's 51 mm and highlights a pattern of growing moisture as spring transitions towards summer. Interestingly, May often mirrors the rainfall seen in August, suggesting a consistent seasonal trend where late spring and peak summer share similar climatic conditions. As the landscape flourishes under this rainfall, the increased precipitation supports vibrant greenery, making May a picturesque month in Highland.

May Precipitation Trends in Highland

The chart displays monthly precipitation patterns in Highland, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7378795181807681871078885
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Highland

As the spring months transition into summer, May in Highland, United Kingdom, experiences a slight drop in humidity, settling at 82%. This decrease follows a trend of gradually diminishing moisture levels from the wetter winter months, where humidity peaked at 89% in January. Notably, May marks the beginning of a brief respite from the high humidity, leading into June when levels rise again to 84%. This seasonal pattern suggests that while Highland experiences persistently humid conditions throughout the year, May offers a charming window of relatively drier days, perfect for outdoor activities amidst the backdrop of lush landscapes.

May Average Humidity in Highland

This chart illustrates the average monthly humidity levels in Highland, 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%82%84%86%86%90%91%92%89%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Highland

As spring transitions into summer, May in Highland, United Kingdom, presents a noticeable shift in the UV Index, climbing to a high level of 6. This increase indicates a growing potential for skin damage, with a burn time of just 25 minutes for those unprotected. Following April's moderate UV Index of 5, May marks a significant rise in sun intensity, reminding residents to take precautions as they engage in outdoor activities. It's a time to enjoy the emerging warmth while remaining mindful of UV exposure. As the months progress, the UV Index continues to escalate, peaking at 8 in June, making it essential for everyone to stay informed about UV levels and protection strategies. For detailed insights on UV levels throughout the year, explore more at Highland UV Index.

Maximum UV Index Levels in Highland for May

The chart shows the monthly maximum UV Index (UVI) for Highland 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.
JanFebMarAprMayJunJulAugSepOctNovDec123568765311
Data source: Highland 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 Highland

May heralds the arrival of breathtaking sunshine in Highland, with a remarkable 388 hours of daylight gracing the month. This increase follows a promising trend, as daylight hours have steadily climbed since January's modest 70 hours. The vibrant transition begins in April with 334 hours, and May stands out not only for its warmth and extended brightness, but it also sets the stage for the peak summer months ahead. June and July emerge nearly equal in glory, with just a slight uptick to 390 and 396 hours, respectively. As summer fades into autumn, the daylight hours gently recede, yet May remains a standout month, blending the freshness of spring with the anticipation of summer’s full embrace.

Monthly Sunshine Duration in Highland: May Highlighted

The May sunshine duration represents the total number of hours Highland 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.
JanFebMarAprMayJunJulAugSepOctNovDec70h150h210h334h388h390h396h365h288h214h119h82h
Data source: Highland May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Highland During May

In Highland, United Kingdom, the likelihood of sunny weather experiences notable fluctuations throughout the year, with May offering a 20% chance of sunshine. This figure is a dip compared to April's more promising 36%, but it aligns with the trend observed in the months preceding it. While February boasts the highest chance of sunlight in the winter months at 27%, this sunny optimism wanes as spring rolls in, sharply falling to 16% by March. Interestingly, although May doesn’t quite reach April's heights, it is on par with the sunnier months of July and June, suggesting a transition where warmer days might emerge. As summer approaches, however, both July and June present similar 20% chances, reminding us that while sunny weather can be unpredictable in Highland, May serves as a bridge between spring's variability and the tentative warmth of summer.

Percentage of Sunny Days in May in Highland

The chart illustrates the percentage of sunny days in Highland 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 Highland experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec18%27%16%36%20%24%20%15%17%16%17%17%
Data source: Highland May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Highland in May

As spring blossoms into summer in the Highland, United Kingdom, May heralds a delightful increase in daylight, offering about 16 hours of sunlight—a marked rise from 14 hours in April. This notable surge signifies the transition toward the longest days of the year, aligning perfectly with the vibrant flora and fauna that thrive during this time. Following May, daylight peaks in June at 17 hours before gradually receding as summer wanes into autumn. The increasing daylight from January's mere 7 hours to May's abundant illumination highlights the gradual awakening of nature and the passage toward the sunniest months, creating a captivating rhythm that invigorates both the landscape and its residents.

Average Daylight Hours in Highland for May

The chart illustrates the variation in daylight duration in Highland throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec7h 23m9h 26m11h 53m14h 22m16h 38m17h 53m17h 12m15h 8m12h 42m10h 14m7h 58m6h 41m
Data source: Highland daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Highland

In May, the wind in Highland, United Kingdom, offers a gentle embrace, with an average speed of 2.7 m/s (6 mph), marking a slight dip from the more spirited gusts of earlier months. Following a brisk February and steady March, the wind calms down, reminiscent of April's breeziness. This subtle shift continues into the summer months, where July and August record even lighter winds at 2.3 m/s (5 mph). As the year progresses, we see a gradual resurgence in wind speed starting in September, hinting at the seasonal transitions to come. Overall, May exemplifies a tranquil period within the annual wind cycle, setting a serene stage for the vibrant landscapes of the Highland region.

Average May Wind Speed in Highland

The chart displays monthly wind speed patterns in Highland, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.84.54.12.82.7 m/s3.32.32.33.13.74.33.1
Data source: Highland May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Highland Compares to Other Months

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

In comparing May and January weather, May generally offers milder conditions with average temperatures ranging from a minimum of -1°C (30°F) to a maximum of 25°C (78°F), while January is notably colder, with temperatures ranging from -7°C (19°F) to a maximum of 13°C (56°F). Additionally, May experiences higher average temperatures at 10°C (50°F) compared to January's average of 4°C (39°F). Precipitation is slightly higher in May, with 81 mm (3.2 in) over 15 days, whereas January sees 73 mm (2.9 in) over 12 days. Humidity levels also differ, with May at 82% and January slightly higher at 89%. For more details on January weather conditions, you can explore this link: Highland weather in January.

May generally boasts much milder temperatures than February, with an average of 10°C (50°F) compared to February's colder average of 4°C (39°F). While both months experience similar levels of precipitation, with May seeing 81 mm (3.2 in) over 15 days and February recording 78 mm (3.1 in) over 14 days, May's higher average temperatures contribute to a more pleasant overall climate. Additionally, the humidity in February is slightly higher at 88%, compared to May's 82%, creating a chillier atmosphere in the early spring month. For a detailed look at February's weather patterns, you can refer to Highland weather in February.

In comparing the weather between May and March, we see a notable shift in temperature and conditions. May tends to be much warmer, with an average temperature of 10°C (50°F) compared to March's cooler average of 5°C (41°F). While March experiences a minimum temperature of -5°C (23°F), May's lows are milder at -1°C (30°F). Precipitation levels are similar, with May receiving 81 mm (3.2 in) over 15 days, just slightly more than March's 79 mm (3.1 in) across 17 days. Additionally, humidity is a bit lower in May at 82%, compared to March's 86%. For a deeper look at March's climate, you can check out Highland weather in March.

In comparing the weather between April and May, May tends to be milder and more variable. While April experiences minimum temperatures around -6°C (22°F), May sees slightly higher minimums at -1°C (30°F). The average temperature increases from 7°C (45°F) in April to 10°C (50°F) in May, culminating in a maximum of 25°C (78°F) for May, compared to April's maximum of 22°C (71°F). Additionally, May brings more precipitation, totaling 81 mm (3.2 in) over 15 days, compared to April's 51 mm (2.0 in) over 13 days, contributing to a slightly lower humidity in May at 82% versus April's 84%. For more details on April's climate, visit Highland weather in April.

May and June exhibit a gradual warming trend as spring transitions into summer. In May, temperatures range from a minimum of -1°C (30°F) to a maximum of 25°C (78°F), with an average of 10°C (50°F). June, on the other hand, sees slightly higher temperatures, with a minimum of 1°C (35°F) and a maximum of 28°C (82°F), averaging 13°C (56°F). Both months experience similar precipitation levels, with May receiving 81 mm (3.2 in) and June having 80 mm (3.1 in), falling on an equal number of 15 days. Humidity levels are also comparable, with May at 82% and June slightly higher at 84%. Overall, June tends to be warmer and slightly more humid than May. For more detailed information, check out Highland weather in June.

May and July offer distinct weather experiences. In May, temperatures range from a chilly minimum of -1°C (30°F) to a pleasant maximum of 25°C (78°F), with an average of 10°C (50°F). Precipitation is relatively high, totaling 81 mm (3.2 in) over about 15 days, with humidity hovering at 82%. In contrast, July sees warmer temperatures, with a minimum of 5°C (42°F), an average of 15°C (59°F), and a maximum of 28°C (82°F). While July has slightly less rainfall at 76 mm (3.0 in) across 16 days, humidity increases to 86%, leading to a muggy feel. For more insights on July's climate, visit Highland weather in July.

May and August present intriguing contrasts in weather despite having similar maximum temperatures. In May, temperatures range from a chilly -1°C to a warm 25°C, with an average of 10°C, while August sees a milder minimum of 5°C and an average of 14°C. Both months experience comparable precipitation levels, with May receiving 81 mm over 15 days and August mirroring this with 81 mm over 16 days. However, August is slightly more humid at 86%, compared to May's 82%. For those curious about the specifics of Highland weather during this summer month, more details can be found here: Highland weather in August.

May and September exhibit notable differences in weather characteristics. May typically experiences a wider range of temperatures, with a minimum of -1°C and a maximum of 25°C, averaging around 10°C. In contrast, September's temperatures are slightly warmer at both ends, ranging from a minimum of 2°C to a maximum of 24°C, with an average of 12°C. Precipitation levels are similar, with May receiving about 81 mm over 15 days and September seeing slightly higher precipitation at 87 mm over 16 days. Humidity is also higher in September at 90%, compared to May's 82%. For more detailed insights into the weather during this month, visit Highland weather in September.

May and October present contrasting weather characteristics as spring transitions into autumn. In May, temperatures range from a chilly -1°C (30°F) at night to a pleasant 25°C (78°F) during the day, with an average of 10°C (50°F). The month experiences moderate precipitation levels of 81 mm (3.2 in) across about 15 days, coupled with a relatively high humidity of 82%.

Conversely, October brings cooler temperatures, with nightly lows of -3°C (27°F) and daytime highs peaking at 18°C (64°F), resulting in an average of 9°C (48°F). This month is wetter, with total precipitation climbing to 107 mm (4.2 in) over approximately 20 days, and humidity rising to 91%. The shift in weather highlights the transition from the warmth of spring to the cooler, more drizzly conditions of fall. For more detailed insights on October's weather, visit Highland weather in October.

May and November present contrasting weather patterns. In May, temperatures range from a chilly -1°C (30°F) to a warm 25°C (78°F), with an average of 10°C (50°F). The month sees about 81 mm (3.2 inches) of rainfall over approximately 15 days, accompanied by a humidity level of 82%. In contrast, November is cooler, with temperatures dipping from a low of -5°C (23°F) to a high of 15°C (58°F) and an average of 6°C (43°F). This month experiences slightly higher precipitation, totaling 88 mm (3.5 inches) over about 17 days, and a humidity increase to 92%. For more details on the specific weather conditions in November, you can visit Highland weather in November.

May and December present contrasting weather patterns. In May, temperatures range from a chilly minimum of -1°C (30°F) to a warm maximum of 25°C (78°F), with an average of 10°C (50°F). This month also sees about 81 mm (3.2 in) of precipitation across 15 days, with humidity levels at 82%. In comparison, December is considerably colder, with temperatures ranging from a minimum of -7°C (20°F) to a maximum of 13°C (55°F) and an average of just 4°C (40°F). Despite slightly higher precipitation of 85 mm (3.4 in) over 16 days, December's humidity is notably higher at 88%. For more detailed insights into the December weather in Highland, refer to Highland weather in December.

Compare Highland's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Highland

As May unfolds in the Highlands, it marks a refreshing transition to milder weather, differing significantly from the chill of earlier months. Temperatures begin to rise, offering a pleasant escape with an average around 10°C, but still, a few crisp days remind us that winter has not fully relinquished its hold. The scenic landscapes thrive under the increased humidity of 82% and the steady rainfall, totaling about 81 mm over 15 days, contributing to the lush greenery that characterizes this time of year. This blend of warmth and moisture creates an invigorating environment, making May a delightful month for exploring the breathtaking beauty of the Highlands. For more details on how the climate shifts throughout the year, visit Highland Climate.