May Weather in Serravalle, San Marino

Last updated: August 31, 2025

Discover the delightful May weather in Serravalle, San Marino, where temperatures gracefully transition from a cool minimum of 8°C (46°F) to a pleasant maximum of 28°C (82°F). The month welcomes an average temperature of 17°C (64°F), making it perfect for outdoor activities. However, be prepared for some rainy days, as May sees 12 days of precipitation accumulating to 86 mm (3.4 in). With a humidity level of 69%, the atmosphere is refreshing yet comfortable, ensuring that visitors and residents alike can enjoy the beauty of spring in this charming locale.

May Temperature in Serravalle

In May, Serravalle, San Marino, welcomes the warmth of spring with delightful temperatures that range from a minimum of 8°C (46°F) to a maximum of 28°C (82°F). This month showcases a notable rise in warmth, with the average temperature settling at a pleasant 17°C (64°F), setting the stage for outdoor activities and vibrant blossoming landscapes. The transition from the cooler months is evident as May displays a significant increase in temperature compared to the preceding months, where lows hovered around freezing and highs barely touched 24°C (76°F) in April. With sunny days ahead, May invites locals and visitors alike to indulge in the beauty of San Marino's scenic vistas and rich cultural heritage.

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

The chart illustrates May temperature patterns in Serravalle, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Serravalle, May typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec424649556373777769615345
Data source: Temperature data for Serravalle 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 Serravalle

In May, Serravalle experiences a notable uptick in precipitation, recording 86 mm (3.4 in) of rainfall over 12 days. This increase from the previous months suggests a transition into a wetter season, with May being one of the rainiest months so far. The frequency of rainy days is relatively high compared to the spring months, hinting at a more unstable atmosphere as summer approaches. Following May, the precipitation dips again in June, which sees a significant decrease to 39 mm (1.5 in) over just 5 days. This fluctuation emphasizes the dynamic nature of Serravalle’s climate, where late spring showers bring life to the landscape before the drier summer period unfolds.

May Precipitation Trends in Serravalle

The chart displays monthly precipitation patterns in Serravalle, 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. In Serravalle, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec418158548639554993789578
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Serravalle

In May, humidity in Serravalle, San Marino hovers around 69%, maintaining a comfortable level as spring transitions into summer. This slight increase from April's 70% suggests a gradual drying trend leading into the warmer months. As the year progresses, the humidity continues to decline, with the lowest levels recorded in July and August at 57% and 55% respectively. However, the humidity begins to creep back up in the fall months, peaking again in November at 84%. Overall, May stands out as a period of mild humidity, striking a balance between the lingering freshness of spring and the approaching heat of summer.

May Average Humidity in Serravalle

This chart illustrates the average monthly humidity levels in Serravalle, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Serravalle is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%76%68%70%69%62%57%55%66%79%84%83%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Serravalle

In May, Serravalle, San Marino, sees a significant increase in UV exposure, with the UV Index soaring to 8, categorized as very high. This marks a continuation of the upward trend that began in March, where the Index transitioned from a moderate 4 in February to a high 6 in March and then to 7 in April. The early spring caution of 25 minutes of burn time drops dramatically to just 15 minutes in May, emphasizing the necessity for sun protection as outdoor activities ramp up. With summer on the horizon, it’s crucial to remain vigilant against sunburn during this month. For more detailed insights, visit Serravalle UV Index.

Maximum UV Index Levels in Serravalle for May

The chart shows the monthly maximum UV Index (UVI) for Serravalle 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. In May, the maximum UV index in Serravalle typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec246789987532
Data source: Serravalle 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 Serravalle

As spring blossoms into summer, May in Serravalle, San Marino, shines particularly bright with an impressive 395 hours of sunshine. This month marks a delightful peak in daylight after a steady ascent from 184 hours in January. The trend of increasing sunshine hours is indicative of the region's transition towards warmer days, where April’s 352 hours seamlessly gives way to June’s even brighter 422 hours. This progression not only highlights the joy of longer, sunlit days but also sets the stage for a vibrant summer, making May a captivating time for both locals and visitors to bask in the warmth of Serravalle's beauty.

Monthly Sunshine Duration in Serravalle: May Highlighted

The May sunshine duration represents the total number of hours Serravalle 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.
JanFebMarAprMayJunJulAugSepOctNovDec184h231h316h352h395h422h429h400h339h306h231h222h
Data source: Serravalle May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Serravalle During May

In Serravalle, San Marino, the likelihood of sunny weather in May is a pleasant 53%, offering a refreshing balance after the transition from winter to spring. As the year progresses, May experiences a slight uptick in sunshine compared to April’s 50%, signaling an appealing start to the summer season. The trend shows a steady increase in sunshine chances, peaking in the mid-summer months of June (62%) and July (59%), showcasing the region's gradual shift towards warmer, more radiant days. This makes May a delightful time to enjoy the blooming scenery and outdoor activities, as the likelihood of sunny weather is generally on the rise, setting the stage for brighter days ahead.

Percentage of Sunny Days in May in Serravalle

The chart illustrates the percentage of sunny days in Serravalle 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 Serravalle experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec36%49%69%50%53%62%59%63%55%39%24%42%
Data source: Serravalle May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Serravalle in May

As spring transitions into summer in Serravalle, San Marino, daylight duration steadily increases, peaking at an impressive 15 hours in both June and July. Starting with a modest 9 hours in January, the days gradually lengthen, hitting 14 hours in May, which heralds the arrival of warmer weather and vibrant outdoor activities. This trend of longer days continues until August, when daylight begins to taper off again, signifying the approach of autumn. By September, daylight decreases to 12 hours, followed by a return to the shorter days of fall, with just 9 hours by November. This seasonal rhythm not only enriches the natural beauty of the region but also enhances the local lifestyle, encouraging both residents and visitors to soak up the sun's rays throughout the spring and summer months.

Average Daylight Hours in Serravalle for May

The chart illustrates the variation in daylight duration in Serravalle throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 18m10h 28m11h 57m13h 27m14h 45m15h 24m15h 3m13h 54m12h 27m10h 57m9h 37m8h 56m
Data source: Serravalle daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Serravalle

In May, Serravalle experiences a noticeable increase in average wind speed, reaching 3.5 m/s (8 mph), making it one of the breezier months of the year. This uptick follows a gentle transition from the chillier winter months, where speeds hover between 2.6 m/s to 3.2 m/s. As spring blossoms, the winds pick up slightly, providing a refreshing change and a hint of summer's approach. Interestingly, this trend of moderate winds continues into June, where the average drops to 2.7 m/s (6 mph), suggesting that while May brings invigorating breezes, the early summer months settle into a calmer rhythm. This pattern invites both relaxation and outdoor activities, making Serravalle a delightful destination in spring.

Average May Wind Speed in Serravalle

The chart displays monthly wind speed patterns in Serravalle, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.22.82.92.93.5 m/s2.72.92.72.13.33.02.6
Data source: Serravalle May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Serravalle Compares to Other Months

Weather in Serravalle varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Serravalle, focusing on differences in temperature, rainfall, humidity, and UV levels.

May and January present stark contrasts in weather conditions. In May, temperatures range from a pleasant 8°C (46°F) to a warm 28°C (82°F), with an average of 17°C (64°F). The month sees a moderate amount of precipitation at 86 mm (3.4 in) over 12 days and maintains a humidity level of 69%. In comparison, January is much cooler, with temperatures dipping as low as -3°C (27°F) and reaching a maximum of 15°C (59°F), resulting in an average of only 6°C (43°F). This winter month experiences less precipitation at 41 mm (1.6 in) over 8 days, but with higher humidity at 84%. For more detailed information, check out Serravalle weather in January.

May and February present distinct weather contrasts, especially in temperature and humidity. In May, temperatures range from a minimum of 8°C (46°F) to a maximum of 28°C (82°F), with an average of 17°C (64°F), making it significantly warmer than the chilly February, where temperatures vary from -5°C (23°F) to 18°C (64°F) and average around 8°C (46°F). Additionally, May experiences a higher precipitation of 86 mm (3.4 in) over 12 days, compared to February’s 81 mm (3.2 in) over 9 days, indicating slightly wetter conditions in late spring. Humidity levels are also higher in February at 76%, while May sits at 69%, contributing to the overall cooler feel of the winter month. For more detailed information, check out Serravalle weather in February.

In comparing the weather between March and May, it's clear that May offers a much warmer and more pleasant climate. While March features minimum temperatures as low as -7°C (19°F) and an average of 9°C (49°F), May sees minimums of 8°C (46°F) and averages around 17°C (64°F). The maximum temperatures in March reach only up to 20°C (68°F), whereas in May, they can soar to 28°C (82°F). Additionally, May experiences increased precipitation with 86 mm (3.4 in) over 12 days, compared to March's 58 mm (2.3 in) over just 7 days. Both months have similar humidity levels, with March at 68% and May slightly higher at 69%. For a more detailed look at March weather, you can visit Serravalle weather in March.

In comparing the weather between April and May, May typically boasts a warmer climate, with average temperatures reaching 17°C (64°F) compared to April's 13°C (56°F). Additionally, the maximum temperatures in May can soar to 28°C (82°F), while April peaks at a milder 24°C (76°F). However, May also experiences more precipitation, with 86 mm (3.4 in) over 12 days, compared to April's 54 mm (2.1 in) over 9 days. Notably, the humidity levels remain fairly similar, with May at 69% and April at 70%. For a closer look at April's conditions, you can check Serravalle weather in April.

In May, temperatures range from a cool 8°C (46°F) at night to a warm 28°C (82°F) during the day, with an average temperature of 17°C (64°F). This month sees a fair amount of precipitation, totaling 86 mm (3.4 in) over about 12 days, contributing to a higher humidity level of 69%. In contrast, June experiences warmer weather, with minimum temperatures of 12°C (54°F) and maximums reaching 33°C (92°F), averaging 23°C (73°F). Rainfall decreases significantly to 39 mm (1.5 in) over just 5 days, and humidity drops to 62%, making it a drier and warmer month overall. For more details, you can visit Serravalle weather in June.

In May, temperatures in Serravalle range from a cool minimum of 8°C (46°F) to a warm maximum of 28°C (82°F), with an average of 17°C (64°F). The month sees a fair amount of precipitation, totaling 86 mm (3.4 in) over about 12 days, contributing to a higher humidity level of 69%. In contrast, July experiences significantly warmer temperatures, with a minimum of 17°C (63°F), an average of 25°C (77°F), and a maximum reaching up to 33°C (92°F). Precipitation in July is reduced to 55 mm (2.2 in) spread over just 6 days, resulting in a lower humidity of 57%. For more details, you can check the Serravalle weather in July.

The weather in May is characterized by milder temperatures, with a minimum of 8°C (46°F) and an average of 17°C (64°F), reaching a maximum of 28°C (82°F). This month also experiences significant rainfall, accumulating 86 mm (3.4 in) over approximately 12 days, along with a higher humidity level of 69%. In contrast, August boasts warmer conditions, with temperatures ranging from a minimum of 15°C (59°F) to an average of 25°C (78°F) and highs peaking at 36°C (96°F). Additionally, August has less precipitation, totaling 49 mm (1.9 in) over just 6 days, and lower humidity at 55%. For more details on August weather, you can visit Serravalle weather in August.

In May, temperatures range from a cool 8°C (46°F) to a warm 28°C (82°F), with an average of 17°C (64°F). The month sees approximately 86 mm (3.4 in) of precipitation over 12 rainy days, coupled with a humidity level of 69%. In contrast, September experiences slightly warmer temperatures, with a minimum of 10°C (50°F) and a maximum of 31°C (88°F), averaging 21°C (69°F). While precipitation increases to 93 mm (3.7 in) over just 10 days, humidity decreases slightly to 66%. For further insights into September's climate, you can check out Serravalle weather in September.

In comparing the weather between May and October, both months share a minimum temperature of 8°C (46°F) and a similar maximum temperature, with May reaching up to 28°C (82°F) and October peaking at 27°C (81°F). However, May tends to be slightly warmer overall, with an average temperature of 17°C (64°F) compared to October's 16°C (61°F). May also experiences more precipitation, with 86 mm (3.4 in) spread over 12 days, while October has 78 mm (3.1 in) across only 8 days. Furthermore, October tends to have a higher humidity level at 79%, compared to May's 69%. For more detailed information, you can check Serravalle weather in October.

In comparing the weather between May and November, it’s clear that May generally enjoys milder and warmer temperatures, with averages around 17°C (64°F) and maximums reaching 28°C (82°F). In contrast, November sees cooler conditions, with an average temperature of 12°C (53°F) and maximums only reaching 20°C (68°F). Both months experience a similar number of rainy days, about 12, although November has slightly higher precipitation at 95 mm (3.7 in) compared to May's 86 mm (3.4 in). Additionally, humidity levels are higher in November at 84% versus 69% in May, contributing to a chillier feel. For more details on the November climate, you can visit Serravalle weather in November.

May and December exhibit stark contrasts in weather patterns. In May, temperatures range from a minimum of 8°C (46°F) to a maximum of 28°C (82°F), creating a pleasant average of 17°C (64°F). The month sees about 86 mm (3.4 in) of precipitation over 12 days, with a humidity level of 69%, making it a relatively comfortable spring month. In contrast, December experiences colder temperatures, with a minimum of -1°C (31°F), an average of 7°C (46°F), and a maximum of 17°C (63°F). Despite being drier with only 78 mm (3.1 in) of precipitation over 11 days, the humidity rises to 83%, lending a chill to the air. For more detailed information, you can check out the weather for Serravalle weather in December.

Compare Serravalle's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Serravalle

As May unfolds in Serravalle, the weather shifts towards a delightful warmth that heralds the arrival of spring. With temperatures rising to a pleasant average, the atmosphere feels more vibrant compared to the cooler months preceding it. Although you might encounter some rain throughout the month, the increased humidity contributes to a refreshing feel in the air. This blend of warmth and occasional showers makes May a fantastic time to explore the beauty of Serravalle. For a deeper understanding of the weather patterns throughout the year, check out Serravalle Climate.