May Weather in Highlands, United States

Last updated: February 24, 2025

May in the Highlands, United States showcases a remarkable spectrum of weather, with temperatures peaking at a warm 30°C (86°F) and resting at an average of 18°C (65°F), while lows can plunge to 1°C (35°F). This month experiences considerable moisture, with a total precipitation of 162 mm (6.4 in) spread over 12 days, creating a lush environment enriched by high levels of humidity at 85%. As the transition from spring to summer unfolds, residents and visitors alike can expect a blend of warm days and refreshing, moisture-laden air, making May a unique time to explore the Highlands.

May Temperature in Highlands

May marks a vibrant transition in the Highlands, United States, as temperatures begin to rise and the chill of winter fades. With minimum temperatures resting around 1°C (35°F) and an inviting average of 18°C (65°F), this month ushers in mild and pleasant weather. The peak warmth can reach up to 30°C (86°F), offering the first taste of summer's embrace. This upward trend in temperatures reflects a significant shift from the preceding months, showcasing a harmonious blend of cool mornings and sunny afternoons. As nature awakens, May serves as a prelude to the summer months, encouraging outdoor adventures and vibrant blooms across the landscape.

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

The chart illustrates May temperature patterns in Highlands, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec404550566470737268604743
Data source: Temperature data for Highlands 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 Highlands

In May, the Highlands of the United States experience a moderate increase in precipitation, with 162 mm (6.4 in) recorded over approximately 12 days of rainfall. This uptick follows a series of wet months, peaking in February with a striking 186 mm (7.3 in), while still maintaining a healthy average compared to the wetter spring months of March and April. The trend for May reveals a consistent pattern of rainfall, supporting the lush growth typical of the region during late spring. Notably, June sees a drop in both precipitation and rainfall days, suggesting a transition towards drier summer months ahead. As nature awakens in May, the combination of ample rainfall and blooming flora creates a vibrant tapestry across the Highlands, enriching both the landscapes and the local ecosystems.

May Precipitation Trends in Highlands

The chart displays monthly precipitation patterns in Highlands, 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.
JanFebMarAprMayJunJulAugSepOctNovDec124186141155162125123171149181106158
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Highlands

In the Highlands of the United States, May brings a refreshing humidity level of 85%, subtly tapering off from the wetter months of winter and early spring where humidity predominantly hovers around 86%. The transition continues as the summer months approach, with June also maintaining a humidity of 85% before a slight dip in July to 83%. This trend showcases the region's relatively stable moisture levels, but also hints at a gradual decrease as the year progresses, culminating in the lower humidity levels characteristic of late summer and early fall, where August and September dip to 76%. As the seasons shift, the Highlands experience a unique interplay of humidity that shapes its lush landscapes and vibrant ecosystems.

May Average Humidity in Highlands

This chart illustrates the average monthly humidity levels in Highlands, 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.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%86%82%85%85%83%76%76%80%88%88%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Highlands

As May arrives in Highlands, United States, the UV Index reaches a peak of 12, marking it as an extreme exposure month with a burn time of just 10 minutes. This trend of increasing UV intensity from January's moderate 4 to May’s extreme levels emphasizes the necessity for increased sun protection as the seasons progress. After the intense April sun, which also recorded a UV Index of 11, May continues to demand vigilance against UV exposure, setting the stage for a sunny but potentially harmful summer. Be prepared to enjoy the outdoors while also prioritizing your skin’s safety during these high-index days. For more details on UV exposure trends, visit Highlands UV Index.

Maximum UV Index Levels in Highlands for May

The chart shows the monthly maximum UV Index (UVI) for Highlands 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.
JanFebMarAprMayJunJulAugSepOctNovDec478111211111110864
Data source: Highlands 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 Highlands

As May unfolds in the Highlands of the United States, the area basks in an impressive 298 hours of sunshine, marking a notable leap from the previous months. Following the steady rise in daylight hours from 162 in January to 270 in April, May shines brighter than ever, paving the way for an exhilarating summer. The sunshine continues to build momentum, peaking in July with 338 hours, before gradually tapering off as autumn approaches. Overall, the trend highlights the Highlands' journey from the cozy, frost-bitten days of winter into a vibrant and sun-kissed landscape, making May a hallmark of warmth and renewal in the region's annual cycle.

Monthly Sunshine Duration in Highlands: May Highlighted

The May sunshine duration represents the total number of hours Highlands 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.
JanFebMarAprMayJunJulAugSepOctNovDec162h170h233h270h298h314h338h310h287h262h231h189h
Data source: Highlands May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Highlands During May

In the Highlands, the likelihood of sunny weather in May is notably lower, at just 32%, compared to the preceding month of April, which enjoys a much sunnier 55% chance. This indicates a distinct decline as spring progresses, and May is part of a trend that sees sunshine chances plummet further into the summer months, where June, July, and August hover around 31% to 35%. Interestingly, September sees a rebound with a 50% chance of sun, suggesting that while May may begin the transition into summer with less sun, the fall months offer a more favorable weather outlook.

Percentage of Sunny Days in May in Highlands

The chart illustrates the percentage of sunny days in Highlands 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 Highlands experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec42%39%38%55%32%31%33%35%50%40%57%38%
Data source: Highlands May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Highlands in May

As spring unfolds, the Highlands of the United States bask in increasing daylight, with May marking a delightful peak at 14 hours of sunshine. This upward trend in daylight extends from April, where 13 hours begins the month of blooming flowers and warm breezes, reinforcing a sense of growth and vitality. Following May, the daylight hour plateau continues through June and July, but begins to recede in August, gently guiding the region into the softer light of autumn. While winter keeps its grip with only 9 hours of daylight in December, the gradual increase from 10 hours in January and February suggests a welcoming transition, inviting residents and visitors alike to embrace the long, sunlit days that define the Highlands' vibrant seasonal cycles.

Average Daylight Hours in Highlands for May

The chart illustrates the variation in daylight duration in Highlands throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 5m10h 55m11h 59m13h 5m14h14h 27m14h 13m13h 24m12h 20m11h 15m10h 18m9h 49m
Data source: Highlands daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Highlands

In the Highlands of the United States, May turns out to be a relatively calm month in terms of wind speed, with an average of 2.1 m/s (5 mph). This slight dip from April's 2.5 m/s (6 mph) marks a trend of gradually decreasing wind speeds as spring gives way to summer, with June following suit at 1.7 m/s (4 mph). Taking a closer look at the year, wind speeds are generally higher in the earlier months, especially from January through April, with consistent readings around 2.3 to 2.5 m/s. As the region transitions into the warmer months, a notable reduction occurs, especially in July, where the winds slow to a whisper at 1.4 m/s (3 mph). This pattern highlights a seasonal ebb, providing a unique backdrop for outdoor activities during the month of May, where gentle breezes complement the warming weather.

Average May Wind Speed in Highlands

The chart displays monthly wind speed patterns in Highlands, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.32.42.32.52.1 m/s1.71.41.51.71.92.12.1
Data source: Highlands May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Highlands Compares to Other Months

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

May and January exhibit stark contrasts in weather conditions. In May, temperatures range from a chilly minimum of 1°C (35°F) to a warm maximum of 30°C (86°F), with an average temperature of 18°C (65°F). The month also brings substantial rainfall, totaling 162 mm (6.4 in) over about 12 days, accompanied by high humidity at 85%. In contrast, January features a much colder climate, with temperatures fluctuating between a minimum of -14°C (7°F) and a maximum of 22°C (71°F), and an average of just 4°C (40°F). Precipitation in January is slightly lower at 124 mm (4.9 in) over 10 days, with humidity levels remaining similar at 86%. For more detailed insights on January weather specifics, you can refer to Highlands weather in January.

When comparing the weather in May and February, several key differences stand out. May offers significantly warmer temperatures, with a minimum of 1°C (35°F) and an average of 18°C (65°F), while February sees lower temperatures, ranging from a minimum of -6°C (22°F) to an average of 7°C (45°F). Precipitation levels are relatively similar, with May experiencing 162 mm (6.4 in) over 12 days compared to February's 186 mm (7.3 in) across 14 days. Humidity levels are also comparable, hovering around 85% in May and slightly higher at 86% in February. For a deeper look into February weather specifics, visit Highlands weather in February.

May and March present distinct weather patterns, showcasing the transition from winter to early summer. In May, temperatures are milder with a minimum of 1°C (35°F) and an average of 18°C (65°F), reaching a maximum of 30°C (86°F). This month also experiences higher precipitation, totaling 162 mm (6.4 in) over 12 days, accompanied by a humidity level of 85%. In contrast, March features a colder climate with temperatures ranging from a minimum of -7°C (20°F) to an average of 10°C (50°F), peaking at 28°C (82°F). Although March sees slightly less precipitation at 141 mm (5.6 in) over 14 days, the humidity remains high at 86%. For a more detailed look at conditions in March, you can visit Highlands weather in March.

Comparing the weather in April and May reveals distinct differences in temperature and precipitation patterns. In April, temperatures range from a minimum of -3°C (27°F) to a maximum of 27°C (81°F), with an average of 14°C (57°F). Precipitation is slightly less in April, totaling 155 mm (6.1 in) over 10 days, and humidity levels are around 82%. In contrast, May sees a broader temperature range with a minimum of 1°C (35°F) and a maximum of 30°C (86°F), averaging 18°C (65°F). It experiences a bit more rainfall, totaling 162 mm (6.4 in) over 12 days and a higher humidity level of 85%. For more details, consider checking Highlands weather in April.

In comparing the weather of May and June, both months experience relatively warm temperatures, with highs reaching up to 30°C (86°F) in May and slightly higher at 30°C (87°F) in June. However, while May starts off with cooler mornings at a minimum of 1°C (35°F), June shows a significant increase, beginning at a minimum of 10°C (49°F). Average temperatures are also favorable in June, hovering around 21°C (70°F) compared to May's 18°C (65°F).

Precipitation levels decrease from May to June, with May receiving 162 mm (6.4 in) over 12 days, while June sees a lower total of 125 mm (4.9 in) spread across 17 days. Despite the reduced rainfall, humidity remains consistent at 85% for both months, providing a similar comfort level. For more detailed information, you can refer to this link: Highlands weather in June.

In May, the weather is characterized by a broader temperature range, with lows dipping to 1°C (35°F) and highs reaching up to 30°C (86°F). The month experiences significant rainfall, averaging 162 mm (6.4 in) over 12 days, coupled with high humidity levels of 85%. In contrast, July sees a milder temperature range, with minimums of 13°C (56°F) and maximums peaking at 32°C (89°F). The precipitation decreases to 123 mm (4.9 in) over 19 days, and humidity slightly lowers to 83%. Overall, while May tends to be wetter and cooler, July offers a warmer and slightly drier experience. For more detailed insights into July weather, you can visit Highlands weather in July.

May and August present distinct weather patterns, showcasing the transition from spring to summer. In May, temperatures range from a chilly minimum of 1°C (35°F) to a pleasant maximum of 30°C (86°F), with an average of 18°C (65°F). The month is marked by significant precipitation, totaling 162 mm (6.4 in) over 12 days, coupled with high humidity at 85%. In contrast, August offers warmer conditions, with minimum temperatures of 13°C (56°F) and a maximum of 31°C (89°F), averaging around 22°C (72°F). Although it sees slightly more rainfall at 171 mm (6.7 in) over 17 days, the humidity drops to 76%. These differences highlight the gradual warming and changing weather patterns from May to August. For more details, check out Highlands weather in August.

May and September offer contrasting yet pleasant weather patterns. In May, temperatures range from a chilly 1°C (35°F) at night to a warm 30°C (86°F) during the day, with an average of 18°C (65°F). This month also has higher humidity levels at 85% and receives about 162 mm (6.4 in) of precipitation over 12 days. In contrast, September boasts slightly milder temperatures, with minimums of 6°C (43°F) and maximums reaching 31°C (88°F), averaging around 20°C (69°F). It experiences slightly less precipitation at 149 mm (5.9 in) over 11 days, along with reduced humidity at 76%. For more detailed information on the weather patterns, you can refer to Highlands weather in September.

May and October present distinct weather profiles, each with its own charm. In May, temperatures range from a chilly 1°C (35°F) at night to a warm 30°C (86°F) during the day, with an average of 18°C (65°F). This month experiences significant precipitation of 162 mm (6.4 in) over about 12 days, accompanied by high humidity at 85%. In contrast, October features a broader temperature range, with nighttime lows dipping to -2°C (28°F) and daytime highs reaching up to 33°C (91°F), averaging around 16°C (60°F). Although October is slightly wetter, with precipitation of 181 mm (7.1 in) over 11 days, the humidity is a bit lower at 80%. For more details on the weather conditions in October, you can check Highlands weather in October.

May and November showcase stark contrasts in weather. May typically enjoys a range of temperatures, from a chilly minimum of 1°C (35°F) to a pleasant average of 18°C (65°F) and a maximum of 30°C (86°F). However, it also faces considerable precipitation, averaging 162 mm (6.4 in) over 12 days, accompanied by high humidity levels at 85%. In comparison, November experiences cooler temperatures, with a minimum of -6°C (21°F) and an average of 9°C (48°F), peaking at 24°C (75°F). Despite being drier, with only 106 mm (4.2 in) of rainfall over 9 days, the humidity is slightly higher at 88%. For more detailed information on November weather, check out this link: Highlands weather in November.

May and December exhibit stark contrasts in weather patterns. In May, temperatures range from a mild 1°C (35°F) to a warm 30°C (86°F), with an average of 18°C (65°F). The month experiences considerable precipitation, totaling 162 mm (6.4 in) over about 12 days, accompanied by high humidity levels averaging 85%. In contrast, December sees much colder conditions, with temperatures dropping to a minimum of -11°C (12°F) and an average of 6°C (43°F). Despite a slightly lower total precipitation of 158 mm (6.2 in) over just 10 days, humidity is higher at 88%. For a detailed look at December weather specifics, visit Highlands weather in December.

Compare Highlands's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Highlands

May in the Highlands presents a delightful transition into warmer weather, featuring a notable increase in temperatures compared to the chillier months prior. With an average temperature of 18°C (65°F), this month ushers in a more vibrant atmosphere, inviting outdoor activities amidst the lush spring scenery. However, it also carries a significant humidity level of 85% and about 12 days of precipitation, making it an ideal time for the region's abundant greenery to thrive. Unlike the preceding months, May finds a balance between warmth and moisture, setting the stage for the full bloom of summer. For a deeper insight into the region's climate trends, visit Highlands Climate.