May Weather in Genoa, Italy

Last updated: March 24, 2025

Genoa in May presents a delightful blend of mild temperatures and inviting weather conditions. With a maximum temperature reaching 28°C (83°F), visitors can enjoy pleasant afternoons, while the average temperature holds steady at 15°C (60°F). However, the month also brings some variability, as lows can dip to 3°C (38°F). Rain is a frequent visitor, with 147 mm (5.8 in) of precipitation spread across approximately 17 days, contributing to the region's lush greenery. The humidity averages around 74%, adding a comfortable yet refreshing atmosphere to this beautiful coastal city. Whether exploring the historic streets or relaxing by the sea, May in Genoa offers a captivating experience for all.

May Temperature in Genoa

In May, Genoa experiences a delightful transition into warmer weather, with temperatures beginning to soar. The minimum temperature starts at a mild 3°C (38°F), while the average climbs to a pleasing 15°C (60°F), providing a perfect backdrop for outdoor activities. As the month progresses, the maximum temperature reaches a sun-kissed 28°C (83°F), inviting both locals and visitors to enjoy the vibrant coastal scenery. This month marks a significant upward trend from the earlier spring months, suggesting that by May, Genoa is ready to embrace the full bloom of Mediterranean warmth, making it an ideal time for exploration and leisurely strolls along its picturesque shores.

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

The chart illustrates May temperature patterns in Genoa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec414447535967717265584943
Data source: Temperature data for Genoa 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 Genoa

May in Genoa is characterized by a significant uptick in precipitation, with total rainfall reaching 147 mm (5.8 in) across 17 days. This marks a notable increase compared to the previous months, particularly following April's 100 mm (4.0 in) over 11 days. The transition to May signifies a shift toward a wetter season, as the city experiences more frequent showers that can transform the landscape into a lush Mediterranean haven. As the warmer months approach, the increase in both the volume and frequency of rain hints at the dynamic weather patterns that impact this coastal gem, making it an intriguing time for both nature enthusiasts and visitors alike.

May Precipitation Trends in Genoa

The chart displays monthly precipitation patterns in Genoa, 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.
JanFebMarAprMayJunJulAugSepOctNovDec708210110114877596193185199152
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Genoa

In Genoa, Italy, May brings a slight dip in humidity, hovering at 74%, which marks the tail end of a gradual decrease from the wetter winter months. This trend of decreasing humidity continues from the higher levels seen in the beginning of the year, specifically 88% in January and 81% in February. As spring blossoms, the milder weather provides a more comfortable atmosphere, setting the stage for the warm summer months ahead. With the humidity continuing to decline through June and July, residents and visitors alike can enjoy the charm of this coastal city without the overwhelming stickiness that accompanies higher humidity levels.

May Average Humidity in Genoa

This chart illustrates the average monthly humidity levels in Genoa, 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.
JanFebMarAprMayJunJulAugSepOctNovDec88%81%76%77%74%71%67%64%74%87%88%85%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Genoa

As spring transitions into summer, May in Genoa, Italy, marks a significant uptick in UV exposure, with an UV Index of 8, placing it in the very high category. This indicates that sun safety becomes increasingly crucial, as the recommended burn time drops to just 15 minutes. The trend of rising UV levels that begins in March, climbing from a moderate 6 to April’s high of 7, accelerates in May, signaling the need for protective measures against sun damage. As you enjoy the longer, sunnier days, be sure to prioritize your skin health and stay informed about the daily UV levels. For more detailed insights, check out the Genoa UV Index.

Maximum UV Index Levels in Genoa for May

The chart shows the monthly maximum UV Index (UVI) for Genoa 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: Genoa 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 Genoa

As spring transitions into summer, Genoa, Italy, basks in the vibrant glow of May, enjoying an impressive 388 hours of sunshine. This delightful month marks a peak in daylight, following an upward trend from the previous months, where sunlight steadily increased from 186 hours in January to 343 hours in April. The arrival of May not only brings longer days but also heralds the warmth of approaching summer, a delightful prelude to June's even sunnier disposition, with 410 hours on the horizon. As the Mediterranean sun shines brighter, visitors and locals alike embrace the blossoming ambiance, making May a truly enchanting time to experience Genoa's scenic beauty and cultural vibrancy.

Monthly Sunshine Duration in Genoa: May Highlighted

The May sunshine duration represents the total number of hours Genoa 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.
JanFebMarAprMayJunJulAugSepOctNovDec186h228h308h343h388h410h425h395h339h293h223h220h
Data source: Genoa May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Genoa During May

In Genoa, Italy, the likelihood of sunny weather in May holds steady at 41%, slightly lower than the preceding months of March and April, which see sunnier prospects at 57% and 46%, respectively. This drop occurs just before the summer months, where the chances of sunshine begin to climb, peaking in August at 57%. While May may not boast the sunniest days, it reflects a transitional period, leading into the warmer, brighter days of June and July, where sun seekers can expect a noticeable increase in clear skies. Overall, May remains an enchanting time in Genoa, offering visitors a blend of pleasant weather and fewer crowds before the summer rush.

Percentage of Sunny Days in May in Genoa

The chart illustrates the percentage of sunny days in Genoa 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 Genoa experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec38%43%57%46%41%47%48%57%46%50%37%49%
Data source: Genoa May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Genoa in May

As spring transitions into summer, May in Genoa, Italy, marks a significant increase in daylight, offering 14 hours of sunlight—an inviting boost for outdoor enthusiasts. Following the upward trend from January's 9 hours, daylight gradually lengthens through the months, with noticeable jumps in March and April as nature fully awakens. This trend culminates in the long days of June and July, where daylight peaks at 15 hours. The gradual decline in hours afterward, leading into autumn, contrasts sharply with the vibrant energy of May, making it a perfect time to explore the stunning coastal views and bustling piazzas before the summer heat sets in.

Average Daylight Hours in Genoa for May

The chart illustrates the variation in daylight duration in Genoa throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 14m10h 26m11h 56m13h 29m14h 48m15h 28m15h 7m13h 57m12h 28m10h 56m9h 34m8h 52m
Data source: Genoa daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Genoa

In Genoa, Italy, the wind in May maintains a gentle and consistent character, with an average speed of 2.8 m/s (6 mph), mirroring the breezy conditions of April. As the city transitions towards summer, the winds become slightly calmer, reflecting a gradual decline into the warmer months, with June recording the lowest average speed of 2.3 m/s (5 mph). Notably, the preceding months showcase a similar stability, with January through April all averaging around 2.7 to 2.9 m/s (6 mph). This trend hints at a climatic rhythm in Genoa, where the wind serves as a soft companion to the vibrant Mediterranean atmosphere, offering a pleasant backdrop as the city basks in the approach of summer.

Average May Wind Speed in Genoa

The chart displays monthly wind speed patterns in Genoa, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.92.72.72.82.8 m/s2.32.22.42.03.03.52.5
Data source: Genoa May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Genoa Compares to Other Months

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

May and January exhibit stark contrasts in weather patterns. In May, temperatures range from a chilly 3°C (38°F) at night to a warm 28°C (83°F) during the day, with an average of 15°C (60°F). This month sees significant precipitation of 147 mm (5.8 in) spread over 17 days, resulting in a humidity level of 74%. In contrast, January experiences much colder temperatures, with a minimum of -3°C (26°F) and a maximum of 14°C (57°F), averaging at 5°C (41°F). The precipitation is notably lower at 70 mm (2.8 in), falling over just 8 days, though the humidity is higher at 88%. For more details on January weather, you can check out Genoa weather in January.

May and February present quite varied weather conditions. In February, temperatures range from a chilly -5°C (23°F) to a mild 17°C (63°F), with an average of 7°C (45°F). The month experiences approximately 82 mm (3.2 in) of precipitation over 10 days, with humidity at a somewhat higher 81%. In contrast, May sees a significant warming trend, boasting temperatures from a low of 3°C (38°F) to a high of 28°C (83°F), and an average temperature of 15°C (60°F). However, May is also wetter, with 147 mm (5.8 in) of rainfall occurring across 17 days, coupled with a humidity level of 74%. This makes May a transition month from the cold, damp winter of February to the warmer, more rainfall-prone late spring. For more specific details about February's climate, check out Genoa weather in February.

The weather in May tends to be considerably warmer than in March, with average temperatures rising from 9°C (48°F) in March to 15°C (60°F) in May. While March sees a minimum temperature of -4°C (25°F), May starts at a milder 3°C (38°F) and can reach highs of 28°C (83°F), compared to March's maximum of 20°C (68°F). Precipitation levels are higher in May, with an average of 147 mm (5.8 inches) spread over 17 days, compared to 101 mm (4.0 inches) over 10 days in March, though humidity remains slightly lower in May at 74% compared to March's 76%. For a detailed look at March weather, consider checking Genoa weather in March.

In comparing the weather conditions of May and April, we can observe some distinct differences. May typically enjoys a broader temperature range, with minimums around 3°C (38°F), average temperatures rising to 15°C (60°F), and maximums reaching 28°C (83°F). In contrast, April experiences cooler temperatures, with minimums at 1°C (34°F), an average of 12°C (53°F), and maximums of 24°C (76°F). Precipitation in May is also higher, averaging 147 mm (5.8 inches) over 17 days, compared to April's 100 mm (4.0 inches) over 11 days. Humidity remains slightly lower in May at 74%, compared to April's 77%. For a more detailed look at April weather specifics, you can check Genoa weather in April.

May and June exhibit distinct weather patterns that highlight the transition from spring to summer. In May, temperatures range from a chilly minimum of 3°C (38°F) to a pleasant average of 15°C (60°F), peaking at 28°C (83°F). This month experiences relatively high precipitation levels at 147 mm (5.8 in) over 17 days, along with a humidity level of 74%. In contrast, June sees a notable warm-up, with temperatures starting at a minimum of 11°C (52°F) and averaging 20°C (68°F), reaching highs of 33°C (91°F). Precipitation decreases significantly to 77 mm (3.0 in) over just 10 days, contributing to a slightly lower humidity of 71%. For more details about weather patterns, you can check Genoa weather in June.

May and July present quite different weather patterns. In May, temperatures range from a cool minimum of 3°C (38°F) to a comfortable average of 15°C (60°F), peaking at a warm 28°C (83°F). However, this month is characterized by significant precipitation, with 147 mm (5.8 in) falling over 17 days, leading to a humidity level of 74%. In contrast, July boasts milder temperatures, with a minimum of 14°C (58°F) and an average of 22°C (71°F), reaching a maximum of 31°C (88°F). The summer month experiences far less rainfall, totaling only 59 mm (2.3 in) over just 9 days, and a lower humidity level of 67%. For a more detailed overview of what to expect during July, check out Genoa weather in July.

In May, the weather is characterized by a broader temperature range, with minimums dipping to 3°C (38°F) and maximums reaching 28°C (83°F), accompanied by a significant average of 15°C (60°F). The month experiences considerable precipitation, totaling 147 mm (5.8 in) over 17 days, and maintains a relatively high humidity level of 74%. In contrast, August offers warmer temperatures, with minimums at 13°C (56°F), averages around 22°C (72°F), and maximums peaking at 30°C (87°F). The month is notably drier, with only 61 mm (2.4 in) of rainfall across 12 days and a humidity level of 64%. For more specific details on the weather in August, you can refer to Genoa weather in August.

May and September in Genoa offer a pleasant transition between spring and autumn, though with distinct differences in temperature and precipitation. In May, temperatures range from a minimum of 3°C (38°F) to a maximum of 28°C (83°F), with an average of around 15°C (60°F). This month sees significant rainfall, with 147 mm (5.8 in) over about 17 days, contributing to a humidity level of 74%.

Conversely, September boasts milder weather, with minimum temperatures of 7°C (45°F) and maximums reaching up to 28°C (82°F), averaging 19°C (66°F). The precipitation in September is noticeably lower at 93 mm (3.7 in) across 11 days, while maintaining the same humidity level of 74%. For more detailed insights on the weather during this month, check out Genoa weather in September.

May and October present distinct weather patterns, each with its own unique characteristics. In May, temperatures range from a minimum of 3°C (38°F) to a maximum of 28°C (83°F), with an average of 15°C (60°F). However, the month sees considerable rainfall, totaling 147 mm (5.8 in) over 17 days, contributing to a moderate humidity level of 74%. In contrast, October experiences slightly cooler temperatures, with a minimum of 6°C (43°F) and a maximum of 24°C (75°F), averaging 14°C (58°F). This month also has higher precipitation of 185 mm (7.3 in), spread across only 12 days, resulting in increased humidity at 87%. For more detailed insights, check out Genoa weather in October.

May and November present quite different weather patterns. In May, temperatures range from a minimum of 3°C (38°F) to a pleasant average of 15°C (60°F), with a maximum reaching up to 28°C (83°F). The month sees an average of 147 mm (5.8 in) of precipitation over 17 days, contributing to a humidity level of 74%.

In contrast, November is considerably cooler, with temperatures ranging from a minimum of 1°C (33°F) to an average of 10°C (50°F) and a maximum of only 17°C (63°F). It experiences a higher total precipitation of 199 mm (7.8 in) over 15 days, resulting in increased humidity at 88%. For more details on this month’s weather, you can check Genoa weather in November.

May and December present contrasting weather patterns, marking the transition from spring to winter. In May, temperatures range from a mild 3°C (38°F) at their lowest to a warm 28°C (83°F) at their peak, with an average temperature around 15°C (60°F). This month experiences relatively high precipitation with 147 mm (5.8 in) spread over 17 days, leading to a humidity level of 74%. In contrast, December's temperatures drop significantly, ranging from a chilly -3°C (27°F) to a maximum of 16°C (60°F), with an average of only 6°C (43°F). Although December sees slightly more precipitation at 152 mm (6.0 in), it occurs over just 10 days, resulting in higher humidity at 85%. For more specifics on December's weather, check out Genoa weather in December.

Compare Genoa's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Genoa

As May unfolds in Genoa, the weather begins to shift, offering a refreshing contrast to the chill of earlier months. With temperatures climbing to a comfortable maximum of 28°C, this month marks the beginning of warmth, inviting both locals and visitors to enjoy outdoor activities. However, the frequent showers—occurring on about 17 days—remind us that spring is still in transition, with an average humidity of 74% ensuring a lush landscape. Compared to the cooler, drier days of winter and early spring, May’s weather sets the stage for a vibrant and lively atmosphere. For a deeper dive into what you can expect throughout the seasons, check out Genoa Climate.