Last updated: March 24, 2025
May in Trevi, Italy, showcases a delightful blend of spring warmth and occasional rain, making it a vibrant time to explore this picturesque town. With maximum temperatures reaching 29°C (84°F) and a pleasant average of 15°C (60°F), visitors can enjoy the charm of Trevi under mostly sunny skies. However, the month brings about 14 days of precipitation, accumulating to approximately 89 mm (3.5 in), so a light jacket or umbrella may be handy. The air remains a bit humid, averaging 71%, adding to the lush greenery that flourishes throughout the region. Whether you're wandering through historic sites or indulging in local cuisine, May presents an inviting atmosphere for both exploration and relaxation in this idyllic Italian locale.
In May, Trevi, Italy, experiences a delightful transformation as temperatures rise, marking a significant departure from the chill of winter. With minimums around 1°C (35°F) and averages peaking at a comfortable 15°C (60°F), the month sees maximums soar to a pleasant 29°C (84°F), inviting locals and visitors alike to bask in the warmth. This surge in temperature encapsulates the shift from the cool, crisp air of April, as the town begins to embrace the vibrant spirit of late spring. The gradual increase signifies not just a change in climate but also the blossoming of Trevi's picturesque landscapes, making May an ideal time to explore its scenic beauty and rich heritage.
In May, Trevi, Italy experiences a notable uptick in precipitation, with 89 mm (3.5 in) of rain accumulating over 14 days. This marks an increase from the previous months, reflecting the transition into spring when rainfall becomes more frequent and substantial. The rise in precipitation not only surpasses April’s 66 mm (2.6 in) but also sets the stage for a lush, vibrant landscape as the region prepares for the warming summer months. As May rolls in, it’s clear that the showers play a crucial role in providing the necessary hydration for blossoming flora, preparing Trevi for the vibrant growth and beauty that summer will bring.
In May, Trevi, Italy, experiences a comfortable humidity level of 71%, maintaining the spring's gentle embrace before the summer heat sets in. This figure reflects a slight dip from April's 71%, showcasing a stable transition into warmer months. As the year progresses, Trevi witnesses a noticeable trend: humidity begins its slow descent from the damp chill of winter's 85% in January to the drier summer months, with levels reaching a low of 54% in August. However, just as the summer fades, humidity levels start to rise again in September, suggesting that Trevi's climate remains dynamic and inviting, making it a lovely destination for springtime visitors.
As spring transitions into summer, May in Trevi, Italy showcases a notable spike in UV exposure, with the UV Index rising to a striking 9, classifying it as very high. This increase marks a shift from the previous months, where the UV Index steadily climbed from a low of 2 in January to a significant 7 in April. With a burn time of just 15 minutes, it’s crucial for residents and visitors to be vigilant about sun protection during this time. As the season progresses, the UV Index maintains a very high rating into June and July, making May a pivotal month for sun safety awareness. For more insights, visit Trevi UV Index.
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As May arrives in Trevi, Italy, the days grow decidedly brighter, with sunshine gracing the town for an impressive 390 hours throughout the month. This marks a significant uptick from the 348 hours enjoyed in April, continuing the progressive climb in daylight that begins in the early months of the year. Following a trend established since January, where daylight hours gradually increase from 178 hours, May stands out as a feast of light, beautifully leading into the exuberance of summer. June continues this sunny trajectory, promising even more vibrant days ahead, while the overall pattern hints at a delightful Mediterranean climate that beckons visitors to revel in its warmth and charm.
In Trevi, Italy, the likelihood of sunny weather begins to rise steadily as spring transitions into summer. While January starts off with a modest 30% chance of sunshine, by May, this figure stabilizes at 45%, mirroring April's prospects. This indicates a consistent trend towards warmer, sunnier days, with May serving as a bridge between the cooler months and the sunny allure of summer. As summer approaches, the likelihood of clear skies continues to climb, peaking in August at 69%. Thus, travelers can expect a delightful blend of sun and mild weather, making May a promising time to experience the charm of Trevi.
As spring turns to summer in Trevi, Italy, May welcomes a delightful increase in daylight, boasting 14 hours of sunshine that invites residents and visitors alike to explore the picturesque landscapes. Following a gradual ascent from 11 hours in March and reaching its peak in June with 15 hours, May serves as a vibrant transition month. The extended daylight not only enhances outdoor activities but also amplifies the rich cultural experiences that Trevi has to offer. As daytime gradually wanes into summer, the lush surroundings reflect the sun’s warm embrace, making May a truly enchanting time to be in this charming Italian town.
In May, Trevi, Italy, experiences a gentle uptick in wind speed, averaging 2.8 m/s (6 mph). This slight increase from the preceding months suggests a refreshing transition into the warmer season, as spring breathes life into the region. Notably, May's wind speed stands out as the highest of the year, hinting at a vibrant atmosphere that complements the blossoming landscapes. Following this peak, the winds begin to taper off in June, settling into a calmer rhythm for the summer months. Overall, May serves as a bridge between the softness of spring and the warm embrace of summer, perfectly encapsulated by its inviting breezes.
The weather in Trevi 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 Trevi and find detailed weather information for every month.
May and January present stark contrasts in weather. In May, temperatures range from a chilly 1°C (35°F) at night to a warm 29°C (84°F) during the day, averaging around 15°C (60°F). This month also experiences a fair amount of rain, with precipitation totaling 89 mm (3.5 in) over approximately 14 days and humidity at 71%. Conversely, January is significantly cooler, with temperatures ranging from a frigid -9°C (16°F) to a milder 15°C (59°F), averaging just 3°C (39°F). While January has less precipitation at 54 mm (2.1 in) over 9 days, the humidity is higher at 85%. For a detailed look at the January weather, you can check Trevi weather in January.
May and February offer contrasting weather experiences. In May, temperatures range from a chilly minimum of 1°C (35°F) to a pleasant maximum of 29°C (84°F), with an average of 15°C (60°F). Although it is the start of warmer weather, May still sees significant rainfall, totaling 89 mm (3.5 in) over about 14 days, coupled with a humidity level of 71%. In stark contrast, February presents a much colder climate, with temperatures dipping as low as -14°C (7°F) and averaging around 6°C (43°F). The maximum temperature reaches only 18°C (65°F), while precipitation is lighter during this month, totaling 67 mm (2.6 in) over 9 days, along with a higher humidity of 78%. For more details on February weather, you can check Trevi weather in February.
When comparing the weather in May and March, it's clear that May brings significantly warmer temperatures, with averages soaring to 15°C (60°F) and maximums reaching up to 29°C (84°F). In contrast, March is much cooler, with average temperatures around 7°C (45°F) and maximums peaking at 20°C (68°F). Precipitation levels in May are slightly higher at 89 mm (3.5 in) over approximately 14 days, compared to March's 80 mm (3.2 in) over 9 days. Interestingly, humidity remains relatively similar in both months, sitting at 71% in May and 69% in March. For more detailed insights about the weather, you can check out the link Trevi weather in March.
In comparing the weather between April and May, May tends to be warmer overall, with average temperatures rising from April's 11°C (52°F) to 15°C (60°F). The minimum temperature in May is also milder, starting at 1°C (35°F) compared to April's low of -4°C (25°F). However, May experiences slightly more precipitation, with 89 mm (3.5 in) over 14 days, compared to April's 66 mm (2.6 in) over 10 days. Interestingly, both months share the same humidity level of 71%. For a deeper dive into April's weather specifics, you can check out Trevi weather in April.
May and June exhibit notable differences in weather patterns. In May, temperatures range from a chilly minimum of 1°C (35°F) to a comfortable average of 15°C (60°F), peaking at 29°C (84°F). The month is characterized by higher precipitation, totaling 89 mm (3.5 in) over approximately 14 days, alongside a humidity level of 71%. In contrast, June sees warmer temperatures, with a minimum of 6°C (44°F), an average of 20°C (69°F), and a maximum reaching 34°C (93°F). Additionally, June experiences significantly less rainfall, totaling just 39 mm (1.5 in) over 6 days, and humidity decreases to 63%. For detailed insights into this month’s weather, check out Trevi weather in June.
May and July present contrasting weather patterns. In May, temperatures range from a chilly minimum of 1°C (35°F) to a comfortable average of 15°C (60°F), peaking at a warm 29°C (84°F). This month experiences significant rainfall, with 89 mm (3.5 in) spread over 14 days and a high humidity level of 71%. In contrast, July boasts much warmer temperatures, with a minimum of 12°C (53°F) and an average of 23°C (74°F), reaching a maximum of 35°C (96°F). Rainfall is minimal during this month, totaling just 32 mm (1.3 in) over 5 days, while humidity drops to 59%. For more detailed insights, you can visit Trevi weather in July.
When comparing the weather in May and August, distinct differences emerge. In May, temperatures fluctuate from a chilly 1°C (35°F) at their lowest to a warmer average of 15°C (60°F), peaking at 29°C (84°F). The month is relatively wet, with 89 mm (3.5 in) of precipitation over about 14 days, resulting in a humidity level of 71%. In contrast, August experiences much milder minimum temperatures of 9°C (49°F) and an average of 24°C (75°F), with highs soaring up to 37°C (99°F). The month is significantly drier, receiving only 41 mm (1.6 in) of rain across 8 days, and features lower humidity at 54%. For a closer look at the weather in August, you can check Trevi weather in August.
May and September offer different weather experiences, highlighting the transition from spring to autumn. In May, temperatures range from a cool 1°C (35°F) to a warm 29°C (84°F), with an average temperature of 15°C (60°F). However, this month sees considerable precipitation, averaging 89 mm (3.5 in) over 14 days and a humidity level of 71%. In contrast, September boasts milder temperatures with a minimum of 5°C (42°F) and a maximum of 31°C (88°F), resulting in an average of 18°C (65°F). It features less rainfall, at 76 mm (3.0 in) over only 8 days, and lower humidity levels at 67%. For more detailed weather insights, you can check Trevi weather in September.
May and October exhibit distinct weather characteristics as the seasons transition. In May, temperatures range from a minimum of 1°C (35°F) to a maximum of 29°C (84°F), with an average of 15°C (60°F). The month sees significant precipitation of 89 mm (3.5 in) over approximately 14 days, and the humidity levels hover around 71%. In contrast, October presents milder temperatures, with a minimum of 4°C (39°F) and a maximum of 25°C (78°F), averaging 14°C (57°F). Rainfall in October is less intense, totaling 54 mm (2.1 in) across about 7 days, while humidity is slightly higher at 78%. For more specific details on October weather, you can check Trevi weather in October.
In May, temperatures typically range from a minimum of 1°C (35°F) to a warm maximum of 29°C (84°F), with an average of about 15°C (60°F). The month experiences an average humidity of 71% and receives approximately 89 mm (3.5 in) of precipitation over 14 days. In contrast, November brings cooler temperatures, with averages between -3°C (27°F) and a maximum of 18°C (65°F), averaging around 10°C (49°F). This month sees slightly more precipitation at 104 mm (4.1 in) over 13 days and higher humidity at 84%. For more detailed insights, check out Trevi weather in November.
In May, the weather is significantly warmer, with temperatures ranging from a chilly 1°C (35°F) at night to a pleasant 29°C (84°F) during the day, and an average temperature of 15°C (60°F). The month sees around 89 mm (3.5 in) of precipitation over approximately 14 days, accompanied by a humidity level of 71%. In contrast, December experiences much cooler temperatures, with lows plunging to -6°C (22°F) and daytime highs reaching only 15°C (59°F), averaging just 5°C (42°F). Additionally, December is slightly wetter, collecting about 115 mm (4.5 in) of rainfall across 11 days, with a higher humidity of 86%. For more details, visit Trevi weather in December.
As May unfolds in Trevi, it brings a delightful transition from the cooler months into warmer days, featuring a pleasant average temperature of 15°C. This month is characterized by increasing warmth, with maximum temperatures reaching up to 29°C, providing the perfect backdrop for outdoor activities. However, occasional rain, with about 14 days of precipitation, adds a refreshing touch to the spring atmosphere, all accompanied by a humidity level of 71% that enhances the lush greenery. Compared to the chillier winter months, May offers a more inviting climate, making it ideal for exploring the stunning landscapes of Umbria. For those interested in a deeper dive into the region's weather patterns, be sure to check out Trevi Climate.