May Weather in Civitavecchia, Italy

Last updated: March 24, 2025

In Civitavecchia, Italy, May ushers in a delightful shift in weather, with maximum temperatures reaching a pleasant 26°C (79°F) and an average of 18°C (64°F). The month experiences light rainfall, totaling 46 mm (1.8 in) over approximately 8 days, contributing to a humidity level of 76% that adds a refreshing quality to the air. With its mild temperatures and occasional showers, May is a wonderful time to enjoy the picturesque coastal scenery and vibrant local culture.

May Temperature in Civitavecchia

In May, Civitavecchia, Italy, ushers in a delightful transition as temperatures rise, marking the arrival of spring in full swing. With a minimum of 10°C (51°F) and an inviting average of 18°C (64°F), days grow warmer and more invigorating. By midday, the mercury peaks at a pleasant 26°C (79°F), providing the perfect backdrop for strolling along the picturesque coastline or exploring the rich historical sites. This month sets the stage for an outdoor lifestyle, with mild evenings and ample sunshine, signaling that summer is just around the corner. As one can see, May pleasantly bridges the cooler spring months and the hot summer days that follow.

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

The chart illustrates May temperature patterns in Civitavecchia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec525354586471767873666055
Data source: Temperature data for Civitavecchia 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 Civitavecchia

In Civitavecchia, Italy, May marks a transition into drier weather, with precipitation dropping to 46 mm (1.8 in) over roughly 8 days. This reduction follows a steady decline in rainfall since the wetter months of January through April, where precipitation was significantly higher, peaking in January at 76 mm (3.0 in). As spring progresses into the warmer June, the rain further diminishes, highlighting May as a month of gently retreating showers. The consistent decrease in both total rainfall and rainy days suggests that the region is moving towards a drier summer, making May an ideal time for outdoor activities before the heat intensifies.

May Precipitation Trends in Civitavecchia

The chart displays monthly precipitation patterns in Civitavecchia, 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.
JanFebMarAprMayJunJulAugSepOctNovDec767162524611171176105210116
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Civitavecchia

As spring unfolds in Civitavecchia, May brings a slight uptick in humidity, reaching 76%. This marks a subtle increase from the previous months, particularly from the 69% recorded in March and 74% in April, indicating the subtle transition into the warmer season. While June sees a slight dip back to 73%, the overall trend through the spring months reveals a gradual rise in humidity levels, hinting at the impending warmth of summer. This mild humidity in May creates a comfortable atmosphere, perfect for enjoying the budding landscapes of the Italian coast, as the city prepares for the vibrant days ahead.

May Average Humidity in Civitavecchia

This chart illustrates the average monthly humidity levels in Civitavecchia, 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.
JanFebMarAprMayJunJulAugSepOctNovDec80%73%69%74%76%73%70%68%71%76%79%77%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Civitavecchia

In May, Civitavecchia experiences a significant increase in UV exposure, with the UV Index soaring to 8, categorizing it as very high. This marks a noticeable trend from the previous months, where the index gradually rose from 3 in January to 7 in April. With a burn time of just 15 minutes, it becomes crucial for locals and visitors to adopt proper sun protection measures during this time. As summer approaches, Civitavecchia's UV levels continue to rise, reaching a peak of 10 in June. Outdoor enthusiasts should take note of this escalating trend and stay informed about the Civitavecchia UV Index here.

Maximum UV Index Levels in Civitavecchia for May

The chart shows the monthly maximum UV Index (UVI) for Civitavecchia 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.
JanFebMarAprMayJunJulAugSepOctNovDec3457810997542
Data source: Civitavecchia 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 Civitavecchia

As May unfolds in Civitavecchia, Italy, it shines with an impressive 405 hours of glorious sunshine, marking a discerning peak in the spring months. Following a steady build-up from 204 hours in January, the sunshine hours show a remarkable upward trajectory, culminating in the warm embrace of May's rays. The transition from the cooler winter months, with February seeing 263 hours and March 330 hours, hints at the burgeoning vitality of the region. April's increase to 358 hours paves the way for May’s dazzling display, which continues into the longer, sun-soaked days of early summer. Notably, the sunshine tapers off to 418 hours in June and peaks again in July at 432 hours, creating a vibrant tapestry of sunlight that enhances the charm of this coastal gem.

Monthly Sunshine Duration in Civitavecchia: May Highlighted

The May sunshine duration represents the total number of hours Civitavecchia 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.
JanFebMarAprMayJunJulAugSepOctNovDec204h263h330h358h405h418h432h400h340h316h250h249h
Data source: Civitavecchia May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Civitavecchia During May

In Civitavecchia, Italy, the likelihood of sunny weather in May stands at a promising 53%. This figure reflects a steady trend in the region, as the chance of sunshine notably increases throughout the spring months, starting from 42% in January and peaking in the summer. Interestingly, while May shares the same percentage as April, it symbolizes a shift toward sunnier days as residents and visitors look forward to the approach of summer when the chance of sunny weather escalates to 70% in July and a remarkable 77% in August. Therefore, May offers a delightful mix of emerging warmth and a fair amount of sunshine—ideal for outdoor activities and enjoying the stunning coastal scenery.

Percentage of Sunny Days in May in Civitavecchia

The chart illustrates the percentage of sunny days in Civitavecchia 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 Civitavecchia experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec42%59%64%53%53%61%70%77%60%46%38%51%
Data source: Civitavecchia May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Civitavecchia in May

As spring unfolds in Civitavecchia, Italy, the shift towards longer days becomes beautifully evident in May, where daylight extends to a delightful 14 hours. This increase marks a striking transition from 11 hours in March and 13 hours in April, reflecting the gentle embrace of summer on the horizon. June boasts the year’s peak with 15 hours of sunlight, while July and August see a gradual decline as daylight wanes back to 14 and 13 hours, respectively. As autumn approaches, daylight continues to recede, dipping back to 11 hours in October. This rhythmic ebb and flow of daylight not only enriches the seasonal experience but also highlights the dynamic beauty of Civitavecchia's climate throughout the year.

Average Daylight Hours in Civitavecchia for May

The chart illustrates the variation in daylight duration in Civitavecchia throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 29m10h 34m11h 57m13h 22m14h 34m15h 10m14h 51m13h 47m12h 26m11h 1m9h 47m9h 9m
Data source: Civitavecchia daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Civitavecchia

In Civitavecchia, Italy, May marks a subtle transition in wind patterns as the average wind speed dips to 4.7 m/s (10 mph), slightly lower than the preceding months of April and March, where gusts lingered around 4.8 m/s (11 mph). This gentle breeze, characteristic of early summer, sets a tranquil tone for outdoor activities along the picturesque coast. As the months progress into summer, wind speeds tend to fluctuate, but May remains an ideal time to enjoy the mild maritime winds before the hotter July temperatures, which see a resurgence to 4.8 m/s (11 mph). Overall, May serves as a delightful harbinger of warmer days ahead, offering a perfect blend of comfort and refreshment in this charming Italian port city.

Average May Wind Speed in Civitavecchia

The chart displays monthly wind speed patterns in Civitavecchia, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.75.44.84.84.7 m/s3.24.83.93.85.96.16.0
Data source: Civitavecchia May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Civitavecchia Compares to Other Months

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

May and January present contrasting weather conditions. In May, temperatures range from a minimum of 10°C (51°F) to a maximum of 26°C (79°F), with an average of 18°C (64°F). This month sees a total precipitation of 46 mm (1.8 in) over 8 days, alongside a relatively high humidity level of 76%. In contrast, January experiences cooler temperatures, with a minimum of 1°C (35°F) and a maximum of 16°C (62°F), averaging 11°C (52°F). Additionally, January has a higher precipitation total of 76 mm (3.0 in) spread over 9 days and slightly higher humidity at 80%. For more details on January's weather, visit Civitavecchia weather in January.

May generally enjoys warmer and more pleasant weather compared to February. In May, temperatures range from a minimum of 10°C (51°F) to a maximum of 26°C (79°F), with an average of 18°C (64°F). The month sees about 46 mm (1.8 in) of precipitation over 8 days and a humidity level of 76%. In contrast, February experiences cooler temperatures, with a minimum of 0°C (32°F) and a maximum of 16°C (62°F), averaging 12°C (53°F). Precipitation is higher in February, totaling 71 mm (2.8 in) over 9 days, with a slightly lower humidity of 73%. For more details on February weather, you can check Civitavecchia weather in February.

In comparing the weather of May and March, it is clear that May enjoys milder temperatures, with a minimum of 10°C (51°F) and an average of 18°C (64°F), peaking at a comfortable 26°C (79°F). In contrast, March is cooler, starting with a minimum of 0°C (33°F) and averaging just 12°C (54°F), with a maximum of 17°C (64°F). Precipitation levels are slightly higher in March at 62 mm (2.4 in), while May receives 46 mm (1.8 in), with both months experiencing rain for 8 days. Additionally, the humidity is a bit higher in May at 76%, compared to 69% in March. For more details, you can check Civitavecchia weather in March.

In comparing the weather conditions of May and April, it becomes evident that May offers a warmer climate overall. The minimum temperature in May is 10°C (51°F), compared to April's 7°C (45°F), with an average temperature of 18°C (64°F) versus April’s 14°C (58°F). Moreover, while May sees a maximum of 26°C (79°F), April peaks at 21°C (70°F). However, precipitation is slightly higher in April at 52 mm (2.1 in) over 7 days, compared to May's 46 mm (1.8 in) over 8 days. Humidity levels are relatively similar, with May at 76% and April at 74%. For more detailed information on April weather, you can check Civitavecchia weather in April.

In comparing the weather between May and June, it's clear that June offers a noticeable increase in temperatures. May features a minimum temperature of 10°C (51°F) and an average of 18°C (64°F), with highs reaching up to 26°C (79°F). In contrast, June starts at a warmer minimum of 16°C (60°F), averages 22°C (72°F), and peaks at 28°C (83°F). Additionally, precipitation significantly decreases from 46 mm (1.8 in) over 8 days in May to just 11 mm (0.4 in) over 2 days in June. Humidity levels also slightly drop from 76% in May to 73% in June, making June generally more comfortable. For more specific details about the weather in June, you can check Civitavecchia weather in June.

In May, the weather is generally cooler, with temperatures ranging from a minimum of 10°C (51°F) to a maximum of 26°C (79°F), giving an average of 18°C (64°F). Compared to July, which boasts warmer temperatures with a minimum of 20°C (68°F) and an average of 25°C (76°F), May experiences significantly more precipitation at 46 mm (1.8 in) over 8 days, while July sees only 17 mm (0.7 in) in just one day. Humidity is also higher in May at 76%, compared to July's 70%. For more detailed information, check out Civitavecchia weather in July.

In May, the weather tends to be cooler and more variable, with temperatures ranging from a minimum of 10°C (51°F) to a maximum of 26°C (79°F) and an average of 18°C (64°F). This month experiences around 46 mm (1.8 in) of precipitation over about 8 days, resulting in a relatively high humidity level of 76%. In contrast, August boasts warmer temperatures, with a minimum of 20°C (69°F), average of 25°C (78°F), and a maximum of 29°C (84°F). Rainfall is significantly lower, totaling just 11 mm (0.4 in) over a single day, and humidity drops to a more comfortable 68%. For more detailed insights, you can check Civitavecchia weather in August.

May and September present a contrasting yet pleasant range of weather conditions. In May, temperatures range from a minimum of 10°C (51°F) to a maximum of 26°C (79°F), with an average of 18°C (64°F), accompanied by about 46 mm (1.8 in) of precipitation spread over 8 days and a humidity level of 76%. By September, the climate warms up slightly, featuring a minimum temperature of 14°C (58°F) and a maximum of 28°C (82°F), averaging at 23°C (73°F). However, this month sees increased precipitation at 76 mm (3.0 in) over just 6 days, with a slightly lower humidity of 71%. For a closer look at weather specifics in September, you can check Civitavecchia weather in September.

May and October present distinct weather patterns, despite their similar humidity levels of 76%. In May, temperatures range from a mild 10°C (51°F) at night to a warm 26°C (79°F) during the day, with an average of 18°C (64°F). The month sees about 46 mm (1.8 in) of rainfall spread over 8 days. In contrast, October experiences slightly milder nights with a minimum temperature of 14°C (57°F) and a maximum of 24°C (76°F), resulting in an average of 19°C (67°F). However, the month is considerably wetter, with 104 mm (4.1 in) of precipitation occurring over 9 days. For a closer look at October weather specifics, visit Civitavecchia weather in October.

In May, the weather typically features milder temperatures, with a minimum of 10°C (51°F), an average of 18°C (64°F), and a maximum of 26°C (79°F). The month experiences relatively light precipitation, totaling 46 mm (1.8 in) over about 8 days and maintaining a humidity level of around 76%. In contrast, November sees cooler temperatures, with a minimum of 9°C (48°F), an average of 16°C (61°F), and a maximum of 21°C (71°F). However, it is significantly wetter, receiving 210 mm (8.3 in) of precipitation over 17 days, with humidity slightly higher at 79%. For more details on November's climate, you can refer to Civitavecchia weather in November.

May and December present contrasting weather characteristics. In May, temperatures range from a minimum of 10°C (51°F) to a maximum of 26°C (79°F), with an average of 18°C (64°F), creating a mild and pleasant spring atmosphere. The month experiences about 46 mm (1.8 in) of precipitation over roughly 8 days and maintains a humidity level of 76%. In contrast, December is much cooler, with temperatures dropping to a minimum of 7°C (45°F) and peaking at 17°C (63°F), averaging around 13°C (55°F). This month sees significantly higher precipitation of 116 mm (4.6 in) across 13 days and a humidity level that slightly increases to 77%. For a more detailed look at December weather, you can check Civitavecchia weather in December.

Compare Civitavecchia's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Civitavecchia

As May arrives in Civitavecchia, the weather transforms into a delightful blend of warmth and mildness, setting it apart from the cooler preceding months. With average temperatures hovering around 18°C (64°F) and maximums reaching up to 26°C (79°F), visitors can enjoy pleasant days perfect for outdoor activities. However, May is not without its surprises, as the city experiences a modest share of rainfall, totaling approximately 46 mm over about 8 days. The humidity rises to 76%, adding a touch of tropical feel to the atmosphere. Overall, May offers a refreshing prelude to the summer heat, making it an ideal time to explore Civitavecchia's stunning landscapes. For a deeper dive into the city's weather patterns, check out Civitavecchia Climate.