May Weather in Portovenere, Italy

Last updated: March 24, 2025

In May, Portovenere, Italy experiences a delightful blend of warm temperatures and refreshing spring rains. With a maximum of 26°C (80°F) and an average of 17°C (64°F), the days are perfect for exploring the picturesque coastal scenery. However, nighttime can bring cooler lows of 10°C (50°F), so a light jacket is advisable. This month also sees about 110 mm (4.3 in) of precipitation spread over 12 days, contributing to a lush landscape and a relative humidity of 75%. Visitors can anticipate a mix of sunshine and occasional showers, ideal for enjoying both beachside relaxation and the charming splendor of this historic seaside town.

May Temperature in Portovenere

In May, Portovenere begins to bask in the warmth of spring, showcasing a delightful transformation in temperatures. With a minimum of 10°C (50°F) and climbing to a maximum of 26°C (80°F), the weather becomes pleasantly mild and inviting. The average temperature of 17°C (64°F) creates an ideal setting for outdoor explorations, whether it's wandering through the charming streets or enjoying the stunning coastal views. As the month progresses, the rising temperatures hint at the impending summer, making it a perfect time to visit this picturesque Italian gem before the heat peaks in the following months. This blend of comfortably warm days and breezy evenings sets the stage for memorable adventures in this enchanting locale.

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

The chart illustrates May temperature patterns in Portovenere, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec515253586372767872665954
Data source: Temperature data for Portovenere 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 Portovenere

In May, Portovenere experiences a moderate level of precipitation, with an average of 110 mm (4.3 in) spread over approximately 12 days. This marks a slight decrease from the wetter months of January to April, where rainfall reached up to 124 mm (4.9 in) in February and stayed consistently in the low 100s. The month serves as a transitional period, bridging the spring showers and the drier summer season, as evident by the drop to 48 mm (1.9 in) in June. With May's gentle rains, gardens flourish and the vibrant Mediterranean landscape thrives, making it an ideal time for visitors to enjoy the lush scenery without the downpours that characterize the earlier months.

May Precipitation Trends in Portovenere

The chart displays monthly precipitation patterns in Portovenere, 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.
JanFebMarAprMayJunJulAugSepOctNovDec89124113112110483750129204207205
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Portovenere

In May, Portovenere experiences a slight increase in humidity, reaching 75%, which is a moderate level compared to the months preceding it. Following the wetter months of January and November, humidity levels steadily decline through the spring, hitting a low of 69% in July. This mid-spring rise indicates that while residents and visitors can expect a comfortable climate, the impending summer may bring drier air, especially as the humidity dips into the high 60s over the summer months. Overall, May embodies the transition into a sultry Italian summer, maintaining a pleasant balance that enhances the charming seaside atmosphere.

May Average Humidity in Portovenere

This chart illustrates the average monthly humidity levels in Portovenere, 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%72%69%74%75%72%69%68%70%77%80%76%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Portovenere

As the sun climbs higher in Portovenere during May, the UV Index reaches an impressive 8, categorizing it as very high. This marks a shift from the previous months, where the index steadily increased from 2 in January to 7 in April. With a burn time as little as 15 minutes, visitors should take extra precautions against sun exposure to enjoy the stunning coastal beauty safely. This trend of rising UV levels continues into June and July, emphasizing the importance of protective measures like sunscreen and hats as the summer months approach. For more detailed UV information, check out Portovenere UV Index.

Maximum UV Index Levels in Portovenere for May

The chart shows the monthly maximum UV Index (UVI) for Portovenere 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.
JanFebMarAprMayJunJulAugSepOctNovDec236789987532
Data source: Portovenere 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 Portovenere

In Portovenere, Italy, May heralds the arrival of splendid sunshine, with the town basking in 394 hours of radiant daylight, making it one of the sunniest months of the year. As spring unfolds, there's a noticeable trend of increasing sunlight, beginning with a modest 194 hours in January and gradually climbing each month. By April, residents and visitors alike enjoy 351 hours, but May truly shines, significantly surpassing this with nearly 43 extra hours of sunshine. The ascent peaks in July at 432 hours, but even as summer fades to August's 401 hours, May stands out as a vibrant prelude to the warmer months, inviting all to revel in its bright, sunny days.

Monthly Sunshine Duration in Portovenere: May Highlighted

The May sunshine duration represents the total number of hours Portovenere 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.
JanFebMarAprMayJunJulAugSepOctNovDec194h244h318h351h394h417h432h401h342h307h238h219h
Data source: Portovenere May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Portovenere During May

As spring transitions to summer in Portovenere, Italy, the likelihood of sunny weather in May stands at 46%, reflecting a slight dip from the warmer, sunnier days of March (65%) and a minor decrease compared to the preceding month of April (48%). This slight fluctuation is part of a broader trend, where the chance of sunshine typically rises during the late spring and into summer months. In contrast, the sun's visibility is at its lowest during winter, with January and February experiencing just 33% and 45% respectively. As the region welcomes June and July, the odds of enjoying clear skies climb towards 59%, culminating in the sunniest months of August and September. Thus, while May offers a decent chance of beautiful weather, the allure of long, sun-soaked days is just around the corner.

Percentage of Sunny Days in May in Portovenere

The chart illustrates the percentage of sunny days in Portovenere 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 Portovenere experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec33%45%65%48%46%59%59%65%58%52%36%46%
Data source: Portovenere May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Portovenere in May

As spring unfolds in Portovenere, Italy, daylight begins to flourish, peaking spectacularly in May with an impressive 14 hours of sunlight. Following the gradual increase from 9 hours in January to 11 hours by March, the longer days of April set the stage for this golden month. As May transitions into summer, daylight reaches a zenith of 15 hours in June and July, before gently tapering off in late summer and the early fall. This trend highlights Portovenere’s vibrant spring and summer seasons, perfectly suited for exploring its stunning coastal beauty and enjoying outdoor adventures. With each passing month, the evolving daylight invites travelers to bask in the warmth and charm of this picturesque Italian locale.

Average Daylight Hours in Portovenere for May

The chart illustrates the variation in daylight duration in Portovenere throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 17m10h 27m11h 56m13h 28m14h 45m15h 25m15h 4m13h 55m12h 27m10h 57m9h 37m8h 55m
Data source: Portovenere daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Portovenere

In Portovenere, Italy, the winds of May bring a refreshing shift in the air, with an average speed of 3.7 m/s (8 mph). This gentle breeze is part of a broader trend of improving wind conditions as the year progresses from the calmer days of early spring. After a gradual decline in wind speed through the preceding months, May marks a resurgence prior to the summer lull, creating an inviting atmosphere for both visitors and locals alike. As summer approaches, this transitional month balances the tranquil charm of the coast with the promise of more breezy days ahead, perfect for sailing and exploring the stunning Ligurian landscape.

Average May Wind Speed in Portovenere

The chart displays monthly wind speed patterns in Portovenere, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.63.93.43.23.7 m/s2.53.12.82.93.74.93.2
Data source: Portovenere May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Portovenere Compares to Other Months

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

In May, the weather is notably warmer compared to January, with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 26°C (80°F) and an average of 17°C (64°F). The month also experiences more rainfall, with about 110 mm (4.3 in) across 12 days, accompanied by a humidity level of 75%. Conversely, January sees cooler temperatures, with a minimum of 4°C (39°F) and a maximum of 16°C (61°F), averaging 11°C (52°F). Although January has slightly less precipitation at 89 mm (3.5 in) over 9 days, the humidity remains high at 80%. For more details on January weather, visit Portovenere weather in January.

May and February present strikingly different weather patterns. In May, temperatures rise significantly, ranging from a minimum of 10°C (50°F) to a maximum of 26°C (80°F), with an average of 17°C (64°F). The humidity is relatively high at 75%, and while there is some precipitation, totaling 110 mm (4.3 in) over 12 days, the weather generally feels milder and more inviting.

In contrast, February experiences colder temperatures, with a minimum of -1°C (31°F) and a maximum of 16°C (61°F), averaging only 11°C (52°F). Although February sees slightly more precipitation at 124 mm (4.9 in) over the same number of days, the humidity remains lower at 72%. For more details on February weather, you can check Portovenere weather in February.

In comparing the weather of May and March, May tends to be significantly warmer with average temperatures ranging from 10°C (50°F) to a maximum of 26°C (80°F), while March features a cooler average of 2°C (36°F) to 19°C (66°F). While both months see similar precipitation levels—around 110 mm (4.3 in) in May compared to 113 mm (4.4 in) in March—May has a slight increase in the number of rainy days, totaling 12 compared to March's 11 days. Additionally, May experiences higher humidity at 75%, compared to March's 69%. For more detailed weather information specific to March, you can visit Portovenere weather in March.

In comparing the weather between April and May, May exhibits warmer temperatures, with a minimum of 10°C (50°F) and an average of 17°C (64°F), while April has a lower minimum of 7°C (45°F) and an average of 14°C (58°F). The maximum temperature in May also reaches up to 26°C (80°F), compared to April's high of 21°C (71°F). However, both months see a similar amount of rainfall, with 110 mm (4.3 in) in May over 12 days and 111 mm (4.4 in) in April across 8 days, resulting in only a slightly higher level of precipitation in May. Humidity levels are quite similar as well, with May at 75% and April slightly lower at 74%. For more specific details about April weather, you can check Portovenere weather in April.

In comparing the weather of May and June, it’s clear that June experiences warmer temperatures and significantly less precipitation. May sees a minimum temperature of 10°C (50°F) with an average of 17°C (64°F) and a maximum of 26°C (80°F), accompanied by 110 mm (4.3 in) of rainfall over 12 days. In contrast, June boasts a milder minimum temperature of 16°C (61°F) and a higher average of 22°C (72°F), peaking at 30°C (86°F) with only 48 mm (1.9 in) of precipitation over just 6 days. This decrease in rainfall also contributes to a slightly lower humidity level of 72% in June compared to 75% in May. For more details, you can check out the Portovenere weather in June.

May and July present contrasting weather patterns. In May, temperatures range from a minimum of 10°C (50°F) to a maximum of 26°C (80°F), with an average of 17°C (64°F). It experiences considerable rainfall, totaling 110 mm (4.3 in) over about 12 days, and boasts a humidity level of 75%. In contrast, July typically enjoys warmer conditions, with temperatures ranging from a minimum of 19°C (66°F) to a maximum of 30°C (86°F), averaging 24°C (76°F). Rainfall diminishes significantly to 37 mm (1.5 in) over just 6 days, and humidity decreases to 69%. For more details on July weather, you can check Portovenere weather in July.

May and August present quite distinct weather patterns. In May, temperatures start off cooler with a minimum of 10°C (50°F) and an average of 17°C (64°F), peaking at 26°C (80°F). This month experiences significant precipitation, totaling 110 mm (4.3 in) over about 12 days, along with humidity levels averaging 75%. In contrast, August offers much warmer conditions, with minimum temperatures around 19°C (67°F) and an average of 25°C (78°F), reaching a maximum of 30°C (86°F). Notably, the precipitation decreases to just 50 mm (2.0 in) over a mere 4 days, and humidity drops to 68%. For more detailed insights, you can explore Portovenere weather in August.

May and September present distinct weather patterns, each with its unique charm. In May, temperatures range from a mild 10°C (50°F) at night to a comfortable 26°C (80°F) during the day, with an average of 17°C (64°F). However, it is relatively wetter with 110 mm (4.3 in) of precipitation over 12 days. The humidity level is relatively high at 75%, contributing to a fresh atmosphere.

In contrast, September enjoys warmer nights with a minimum temperature of 16°C (60°F) and daytime highs reaching 28°C (83°F), averaging 22°C (72°F). Although it is slightly wetter, with 129 mm (5.1 in) of rainfall spread over just 10 days, the humidity is lower at 70%, making it feel a bit more comfortable. For more details on September weather, you can check Portovenere weather in September.

May and October both offer mild temperatures, but October tends to be slightly warmer on average, with temperatures ranging from a minimum of 13°C (56°F) to a maximum of 24°C (76°F), compared to May's range of 10°C (50°F) to 26°C (80°F). While May experiences 110 mm (4.3 in) of precipitation over 12 days, October sees a significant increase in rainfall, totaling 204 mm (8.0 in) across 11 days. Humidity levels are comparable, with May at 75% and October slightly higher at 77%. For more detailed insights into the atmospheric conditions, you can visit Portovenere weather in October.

May and November present quite different weather patterns. In May, temperatures range from a minimum of 10°C (50°F) to a pleasant average of 17°C (64°F), peaking at 26°C (80°F). This month sees 110 mm (4.3 in) of precipitation over roughly 12 days, combined with a humidity level of about 75%. In contrast, November brings cooler temperatures, with a minimum of 7°C (44°F) and an average of 15°C (59°F), maxing out at 21°C (69°F). Precipitation significantly increases to 207 mm (8.1 in) over 16 days, with humidity slightly higher at 80%. For more detailed information on November weather, visit Portovenere weather in November.

May and December present quite different weather patterns. In May, temperatures typically range from a minimum of 10°C (50°F) to a maximum of 26°C (80°F), with an average of 17°C (64°F). The month sees about 110 mm (4.3 in) of precipitation over approximately 12 days, and humidity hovers around 75%. In contrast, December is cooler, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 17°C (63°F), averaging just 12°C (54°F). Precipitation increases significantly to 205 mm (8.1 in), spread over 16 days, and humidity remains slightly higher at 76%. For more details on December weather, you can check Portovenere weather in December.

Compare Portovenere's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Portovenere

As May unfolds in Portovenere, the charming coastal town experiences a delightful transition from the coolness of spring to the warmth of early summer. Average temperatures rise, offering a pleasant escape with daytime highs reaching a cozy 26°C (80°F) while nighttime lows remain refreshingly mild at 10°C (50°F). Although May sees a slight increase in precipitation, with around 110 mm spread across 12 days, the humidity stays relatively manageable at 75%. This balance in weather makes May an ideal time for visitors to explore the breathtaking landscapes and historic sites before the summer crowds arrive. For more detailed insights into this remarkable destination, check out Portovenere Climate.