May Weather in Orvieto, Italy

Last updated: March 24, 2025

May in Orvieto, Italy offers a delightful blend of warm days and cool nights, with maximum temperatures peaking at 31°C (87°F) and an average of 16°C (61°F)*. Visitors can expect a refreshing escape with temperatures dipping to a minimum of 4°C (40°F) during the cooler evenings. While 96 mm (3.8 in) of rain falls over 14 days, the 69% humidity adds a touch of Mediterranean charm to the spring atmosphere. This month is ideal for enjoying the stunning landscapes and rich culture that Orvieto has to offer, despite the occasional spring shower.

May Temperature in Orvieto

As May unfolds in Orvieto, Italy, temperatures begin to rise, heralding the arrival of spring in full bloom. With nighttime lows averaging a modest 4°C (40°F) and daytime highs reaching a balmy 31°C (87°F), the month showcases a delightful transition from the cooler, frosty days of winter to the warmth of summer. The average temperature of 16°C (61°F) is significantly higher than the preceding months, indicating a clear upward trend that invites both locals and visitors to enjoy the charming streets and breathtaking views of this historic hilltop town. As the weather warms, Orvieto transforms into a picturesque escape, perfect for savoring its renowned cuisine and rich cultural heritage.

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

The chart illustrates May temperature patterns in Orvieto, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec414548546170757668595144
Data source: Temperature data for Orvieto 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 Orvieto

May in Orvieto marks a notable transition, as the precipitation levels peak with an average of 96 mm (3.8 in) over 14 rainy days. This trend of increasing rainfall from the winter months culminates in a vibrant spring, with May experiencing the highest precipitation for the season. The steady rise from 57 mm in January to 85 mm in April reflects the gradual awakening of nature. Following May, a sharp decline occurs in June, dropping to just 48 mm, indicating a shift towards drier summer months. This pattern not only underscores the significance of May as a lush and lively prelude to summer but also highlights Orvieto’s characteristic Mediterranean climate, where spring rains play a crucial role in nurturing the region’s breathtaking landscapes.

May Precipitation Trends in Orvieto

The chart displays monthly precipitation patterns in Orvieto, 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.
JanFebMarAprMayJunJulAugSepOctNovDec57737985964845439995151115
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Orvieto

May in Orvieto, Italy, brings a comfortable humidity level of 69%, reflecting a gradual decline from the wetter months of winter and early spring. As the seasons transition, this increase in dryness becomes apparent, following the April humidity of 70%. This slight dip indicates that while May retains some moisture, it sets the stage for the warmer, sunnier months ahead. Notably, June sees humidity drop further to 62%, highlighting a consistent trend of decreasing humidity as summer approaches. Thus, those visiting Orvieto during May will find a pleasant balance, making it an ideal time to explore the city's stunning sights amidst mild weather.

May Average Humidity in Orvieto

This chart illustrates the average monthly humidity levels in Orvieto, 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.
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 Orvieto

As May arrives in Orvieto, Italy, the UV Index surges to a very high level of 9, dramatically reducing safe sun exposure time to just 15 minutes. This significant increase from April's high index of 7 reflects the growing strength of the sun as summer approaches. Visitors and locals alike should take precautions to protect their skin, such as wearing sunscreen, sunglasses, and hats, especially during peak hours. The trend continues into June and July, where the UV Index peaks at 10, highlighting the importance of staying informed about sun safety. For more insights on UV levels throughout the year, check out the Orvieto UV Index.

Maximum UV Index Levels in Orvieto for May

The chart shows the monthly maximum UV Index (UVI) for Orvieto 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.
JanFebMarAprMayJunJulAugSepOctNovDec24579101097532
Data source: Orvieto 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 Orvieto

As spring blooms into full swing, Orvieto, Italy basks in a delightful 393 hours of sunshine in May, a notable increase from the previous months. This surge in sunlight not only marks the transition into warmer days but also highlights a steady upward trend from the 348 hours of April. The city's enchanting hillsides and historic architecture are beautifully illuminated, inviting locals and travelers alike to explore its charming streets. This buildup to summer continues into June with an impressive 419 hours, making May a perfect time to enjoy the vibrant outdoor culture of Orvieto before the heat intensifies. With each passing month leading to a crescendo of sunshine, May offers an ideal backdrop of warmth and light in this picturesque Italian town.

Monthly Sunshine Duration in Orvieto: May Highlighted

The May sunshine duration represents the total number of hours Orvieto 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.
JanFebMarAprMayJunJulAugSepOctNovDec190h241h317h348h393h419h433h401h336h309h242h229h
Data source: Orvieto May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Orvieto During May

May in Orvieto, Italy, presents a moderate likelihood of sunny weather, with a 42% chance of clear skies. This marks a slight decline from the sun-kissed days of March, which boasts a 60% chance, and follows the somewhat cloudy April at 44%. As the region gracefully shifts from spring to early summer, the chances of sunshine begin to rise again in June, reaching 59%. This trend underscores a subtle yet notable transition as warmer months approach, making May a delightful period for experiencing Orvieto’s beauty, even if occasional clouds may grace the sky.

Percentage of Sunny Days in May in Orvieto

The chart illustrates the percentage of sunny days in Orvieto 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 Orvieto experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec31%47%60%44%42%59%64%63%53%40%29%42%
Data source: Orvieto May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Orvieto in May

In Orvieto, Italy, the arrival of May brings a delightful 14 hours of daylight, marking a peak in the region’s gradual climb out of winter’s shorter days. As the year progresses from January's 9 hours to May's generous offerings, there is a noticeable surge in sunlight that invigorates both nature and daily life. The dawn of spring in April signals the transition towards longer days, leading up to the sunniest months of June and July, where daylight reaches its zenith at 15 hours. Following this peak, the daylight begins to taper off, with August still enjoying a healthy 13 hours, but gradually descending through the autumn months. This rhythm of daylight not only shapes the natural landscape but also enhances the vibrant cultural and social activities that thrive in Orvieto during this luminous period.

Average Daylight Hours in Orvieto for May

The chart illustrates the variation in daylight duration in Orvieto throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 24m10h 31m11h 57m13h 24m14h 39m15h 16m14h 56m13h 50m12h 26m10h 59m9h 43m9h 3m
Data source: Orvieto daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Orvieto

May in Orvieto, Italy, brings a gentle breeze with an average wind speed of 2.7 m/s (6 mph), mirroring the calmness of the preceding months. As the spring season transitions into summer, the winds remain consistent, a comforting companion in the warming atmosphere. While January and October experience slightly stronger gusts at 3.1 m/s (7 mph), the overall trend in May shows a shift towards lighter breezes, signaling a serene environment perfect for exploring the picturesque landscape. With similar wind patterns throughout April and June, May's gentle winds invite locals and visitors alike to savor the charm of Orvieto's idyllic springtime scenery.

Average May Wind Speed in Orvieto

The chart displays monthly wind speed patterns in Orvieto, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.12.62.82.72.7 m/s1.92.62.22.03.12.72.8
Data source: Orvieto May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Orvieto Compares to Other Months

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

When comparing the weather between May and January, a stark contrast is evident. May boasts much warmer temperatures, with an average of 16°C (61°F) and a maximum reaching up to 31°C (87°F), while January's temperatures are significantly cooler, with an average of only 5°C (41°F) and a maximum of 15°C (60°F). Precipitation is also more frequent in May, occurring on 14 days with a total of 96 mm (3.8 in), compared to January's lighter rainfall of 57 mm (2.2 in) over just 7 days. Additionally, humidity levels are higher in January at 84%, compared to May's 69%. For more insights into January weather specifically, check out Orvieto weather in January.

When comparing the weather in May and February, notable differences become apparent. May offers a broader temperature range, with minimums around 4°C (40°F) and maximums reaching up to 31°C (87°F), providing a refreshing contrast to February's colder averages, which range from -7°C (19°F) to 18°C (65°F). February experiences higher humidity at 76%, while May's humidity sits at a slightly lower 69%. In terms of precipitation, May sees an increase with about 96 mm (3.8 in) falling over 14 days, compared to February’s 73 mm (2.9 in) over just 8 days. For a closer look at February's climate, visit Orvieto weather in February.

May and March present contrasting weather patterns. In March, temperatures are notably colder, with a minimum of -10°C (14°F) and an average of 9°C (48°F), while May enjoys a much warmer minimum of 4°C (40°F) and an average of 16°C (61°F). Additionally, May can reach a maximum of 31°C (87°F), significantly higher than March's top temperature of 21°C (70°F). Precipitation levels are relatively close, with March receiving 79 mm (3.1 in) over 10 days compared to May's 96 mm (3.8 in) over 14 days. Humidity levels remain similar, hovering around 68% in March and 69% in May. For more specific details about March weather, you can check Orvieto weather in March.

In comparing the weather patterns of April and May, it is evident that May brings warmer temperatures, with average highs reaching up to 31°C (87°F) compared to April's maximum of 26°C (78°F). The minimum temperature in May is also notably higher at 4°C (40°F) when juxtaposed with April's low of -2°C (29°F). While May experiences slightly more precipitation, with 96 mm (3.8 in) over 14 days, April has a lower total of 85 mm (3.4 in) over 10 days. Interestingly, both months exhibit similar humidity levels, with May at 69% and April slightly higher at 70%. For those looking for detailed insights on the weather during the earlier month, check out Orvieto weather in April.

In comparing the weather of May and June, it's evident that June experiences warmer temperatures, with average highs reaching 35°C (95°F) compared to May's maximum of 31°C (87°F). The minimum temperatures also rise, starting at 9°C (49°F) in June versus 4°C (40°F) in May. Additionally, June sees significantly less precipitation, with only 48 mm (1.9 in) over just 5 days, while May has 96 mm (3.8 in) of rain spread over 14 days. Humidity levels are slightly lower in June at 62%, compared to May's 69%. For more details, you can visit Orvieto weather in June.

In May, temperatures range from a chilly 4°C (40°F) at night to a warm 31°C (87°F) during the day, with an average temperature of 16°C (61°F). The month typically sees about 96 mm (3.8 in) of precipitation spread over 14 days, contributing to a humidity level of 69%. In contrast, July offers a much warmer climate, with temperatures starting at a minimum of 14°C (57°F) and peaking at 35°C (95°F), averaging 24°C (75°F). July is significantly drier, with only 45 mm (1.8 in) of precipitation over 6 days and lower humidity at 57%. For more detailed information, visit Orvieto weather in July.

In May, the weather in Orvieto is characterized by more moderate temperatures, with minimums dipping to around 4°C (40°F) and maximums reaching up to 31°C (87°F). This month also sees higher precipitation, averaging 96 mm (3.8 in) over about 14 days, resulting in a humidity level of 69%. In contrast, August brings warmer temperatures, with minimums of 14°C (57°F) and maximums soaring up to 38°C (100°F). Precipitation decreases significantly to 43 mm (1.7 in) over just 8 days, and humidity drops to 55%. For more detailed insights, check Orvieto weather in August.

May and September both present a range of mild temperatures, but they exhibit some notable differences in weather patterns. In May, temperatures can fluctuate significantly, with a minimum of 4°C (40°F) and a maximum of 31°C (87°F), resulting in an average of 16°C (61°F). The month sees more precipitation, averaging 96 mm (3.8 in) over 14 days, coupled with a humidity level of 69%. Conversely, September offers slightly warmer conditions, with a minimum of 7°C (46°F), an average of 20°C (68°F), and a high reaching 31°C (88°F). Precipitation in September is marginally higher, at 99 mm (3.9 in), but occurs over just 9 days, and humidity is slightly lower at 66%. For more detailed insights, check out Orvieto weather in September.

May and October present contrasting yet moderate weather patterns. In May, temperatures can range from a cool 4°C (40°F) at night to a warm 31°C (87°F) during the day, with an average of around 16°C (61°F). The month experiences about 96 mm (3.8 in) of precipitation over approximately 14 days, with humidity levels at 69%. In contrast, October starts off slightly warmer at night with a minimum of 6°C (43°F) and peaks at 25°C (78°F) during the day, averaging 15°C (59°F). The rainfall is similar, with around 95 mm (3.8 in) over fewer days—about 10 days—in a month that experiences higher humidity at 79%. For a detailed look at what to expect, you can check out Orvieto weather in October.

May and November present contrasting weather experiences. In May, temperatures range from a minimum of 4°C (40°F) to a maximum of 31°C (87°F), with an average of 16°C (61°F), making it a generally warm month. It also features 96 mm (3.8 in) of precipitation over about 14 days, accompanied by a humidity level of 69%. In stark contrast, November is cooler and wetter, with temperatures ranging from 0°C (32°F) to 19°C (66°F) and an average of 11°C (52°F). It sees significantly more rainfall, totaling 151 mm (5.9 in) across 16 days, and humidity increases to 84%. For a closer look at November weather specifics, you can visit Orvieto weather in November.

May and December present contrasting weather patterns. In May, temperatures range from a mild 4°C (40°F) to a warm 31°C (87°F), with an average of 16°C (61°F), making it a comfortable month for outdoor activities. Precipitation is moderate at 96 mm (3.8 in) over 14 days, and humidity is relatively pleasant at 69%. In contrast, December experiences much cooler temperatures, with a minimum of -4°C (25°F) and a maximum of 15°C (60°F), averaging 7°C (44°F). This month also sees higher precipitation at 115 mm (4.5 in) over 12 days, coupled with increased humidity at 83%. For a closer look at what to expect, you can check Orvieto weather in December.

Compare Orvieto's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Orvieto

As spring fully unfolds, May's weather in Orvieto brings a delightful blend of warmth and moisture, distinguishing it from the cooler months that precede it. With maximum temperatures reaching a pleasant 31°C (87°F) and an average of 16°C (61°F), visitors can enjoy the blossoming landscape. However, this month also experiences a notable increase in rainfall, with around 14 days seeing precipitation, totaling 96 mm (3.8 in). The humidity level, typically around 69%, adds a touch of richness to the air, making everything feel vibrant and alive. For more insights on how Orvieto's climate varies throughout the year, explore Orvieto Climate.