May Weather in Lucca, Italy

Last updated: March 24, 2025

In May, Lucca, Italy, experiences a delightful blend of warm and mild weather, with maximum temperatures reaching up to 32°C (89°F) and an average of about 17°C (63°F). While the city enjoys pleasant days, it also encounters occasional rainfall, accumulating around 104 mm (4.1 in) over approximately 14 days of precipitation, contributing to a humidity level of 69%. This mix of warmth and moisture creates an ideal environment for exploring the charming streets and historic sites of Lucca, making it an enchanting time to visit.

May Temperature in Lucca

In May, Lucca, Italy, begins to embrace the warmth of spring, showcasing a delightful shift in temperatures. The month starts off with a minimum temperature of 6°C (43°F), rising to an inviting 17°C (63°F) average, and peaks at a sunny 32°C (89°F). This transition marks a significant leap from the cooler temperatures of April, where the highs were only 27°C (81°F). As daylight extends, the vibrant gardens of Lucca spring to life, inviting both locals and visitors to enjoy outdoor cafes and historic walks in perfect weather. Whether you’re exploring the charming cobblestone streets or savoring a leisurely gelato, May is undoubtedly a time for pleasant experiences in this enchanting Tuscan town.

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

The chart illustrates May temperature patterns in Lucca, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec434750566372767770615345
Data source: Temperature data for Lucca 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 Lucca

May in Lucca, Italy, marks a peak in precipitation, mirroring the earlier month of April with an impressive 104 mm (4.1 in) of rainfall. This significant accumulation occurs over 14 rainy days, making it one of the wetter months of the year. As spring gives way to summer, the consistent rainfall not only nourishes the lush landscapes but also underscores a trend of increased precipitation from January through May. While rainfall begins to taper off in the following months, May's abundant showers contribute to vibrant blooms and the region's picturesque charm, setting the stage for the warmer, drier days ahead.

May Precipitation Trends in Lucca

The chart displays monthly precipitation patterns in Lucca, 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.
JanFebMarAprMayJunJulAugSepOctNovDec70968210410449353297116153173
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Lucca

May in Lucca, Italy, sees a moderate humidity level of 69%, which marks a slight increase from April's 70%. This seasonal shift indicates a transition as spring gives way to early summer, with humidity gradually declining in the following months. Notably, the humidity peaks during the winter and early spring, reaching its highest in January at 84% and tapering off to a more comfortable level by July, where it hits a refreshing 57%. As the climate warms, Lucca experiences a consistent drop in humidity, ultimately fostering a pleasant atmosphere for outdoor activities. The trend highlights a gradual easing of moisture in the air as the region thrives under the summer sun.

May Average Humidity in Lucca

This chart illustrates the average monthly humidity levels in Lucca, 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 Lucca

In May, Lucca, Italy experiences a significant jump in UV activity, with the UV Index reaching a striking 8, placing it in the very high exposure category. This trend marks a sharp increase from the moderate levels seen in earlier months, underscoring the importance of sun protection during this time. With a rapid burn time of just 15 minutes, it's crucial to be vigilant about sunscreen and protective clothing while enjoying the longer days. As spring transitions into summer, this period highlights the growing need for awareness of UV exposure, a trend that continues into the following months. For more detailed insights, visit Lucca UV Index.

Maximum UV Index Levels in Lucca for May

The chart shows the monthly maximum UV Index (UVI) for Lucca 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.
JanFebMarAprMayJunJulAugSepOctNovDec2467810987532
Data source: Lucca 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 Lucca

May brings a delightful increase in sunlight to Lucca, Italy, with 398 hours of radiant sunshine illuminating the historic streets and picturesque landscapes. As spring unfolds, the city transitions from the comparatively cooler months of January's meager 194 hours to May's vibrant glow, marking a significant rise in daylight that culminates just before the summer peak in June with 420 hours. This upward trend not only enhances outdoor activities and leisurely strolls through cobblestone paths but also invites locals and visitors alike to bask in the lush beauty of Lucca's gardens and lively piazzas. After the gentle warmth of May, the sunlight slightly tapers in September, yet the charm and allure of Lucca remain, making every hour spent in this enchanting town a cherished experience.

Monthly Sunshine Duration in Lucca: May Highlighted

The May sunshine duration represents the total number of hours Lucca 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.
JanFebMarAprMayJunJulAugSepOctNovDec194h250h322h354h398h420h434h404h341h312h241h222h
Data source: Lucca May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Lucca During May

In May, Lucca, Italy experiences a 43% chance of sunny weather, marking a slight dip from the preceding months, particularly April's 48%. This trend of fluctuating sunny days continues from the cooler spring months, with March boasting a more promising 63%. As the year progresses, the likelihood of sunshine steadily increases, peaking in the summer months, where July and August enjoy over 60%. Thus, while May offers a moderate chance for sunshine, those yearning for bright days are likely to find July and August even more appealing as the Tuscan sun fully embraces the region.

Percentage of Sunny Days in May in Lucca

The chart illustrates the percentage of sunny days in Lucca 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 Lucca experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec33%45%63%48%43%57%60%65%57%47%36%44%
Data source: Lucca May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Lucca in May

As spring unfolds into summer in Lucca, Italy, daylight hours experience a noticeable transformation. May marks a delightful transition, boasting approximately 14 hours of sunlight—a significant increase from the preceding months of April with 13 hours and March with 11 hours. This upward trend continues into June and July, where residents and visitors can bask in the longest days of the year at 15 hours, ideal for exploring the city's stunning architecture and serene landscapes. However, as summer wanes, daylight begins to gradually decrease, dipping to 13 hours in August and further declining into autumn. The rhythm of light in Lucca not only enhances the vibrancy of the seasons but also creates a captivating backdrop for leisurely outdoor activities and cultural festivities during the longer days of spring and early summer.

Average Daylight Hours in Lucca for May

The chart illustrates the variation in daylight duration in Lucca throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 20m10h 29m11h 57m13h 26m14h 43m15h 21m15h 1m13h 53m12h 27m10h 58m9h 39m8h 58m
Data source: Lucca daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Lucca

In May, the charming city of Lucca, Italy, experiences a gentle increase in wind speed, averaging 2.3 m/s (5 mph). This mild breeze sets the stage for the warm spring weather, making outdoor activities even more inviting. Interestingly, the earlier months show consistently low winds around 2.1 m/s, but as May unfolds, a subtle shift occurs, hinting at the approaching summer. While June marks a dip to 1.5 m/s, hinting at the stiller days of summer, May stands out as a transitional period where the winds infuse a refreshing energy into the picturesque landscapes, enhancing the allure of the city's historical charm and vibrant atmosphere.

Average May Wind Speed in Lucca

The chart displays monthly wind speed patterns in Lucca, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.22.12.12.12.3 m/s1.51.81.81.62.12.41.7
Data source: Lucca May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Lucca Compares to Other Months

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

In comparing the weather between May and January, a stark contrast emerges. May tends to be much warmer, with temperatures ranging from a minimum of 6°C (43°F) to a maximum of 32°C (89°F) and an average of 17°C (63°F). In contrast, January experiences cooler temperatures, with a minimum of -4°C (25°F), an average of 6°C (43°F), and a maximum of 16°C (61°F). Additionally, May sees more precipitation, with 104 mm (4.1 in) over 14 days, compared to January's 70 mm (2.8 in) over just 8 days. The humidity also differs notably, being lower in May at 69% compared to January's higher level of 84%. For more details, check out the link: Lucca weather in January.

May and February present strikingly different weather patterns. In May, temperatures range from a minimum of 6°C (43°F) to a maximum of 32°C (89°F), with an average of 17°C (63°F), showcasing the arrival of warmer spring weather. In contrast, February experiences much cooler conditions, with temperatures ranging from -5°C (23°F) to 18°C (65°F) and an average of 8°C (47°F). Precipitation levels are fairly similar, with May receiving 104 mm (4.1 in) over 14 days, while February has 96 mm (3.8 in) over 10 days. Notably, humidity in February is slightly higher at 76%, compared to 69% in May. For more specific details on February's weather, you can visit Lucca weather in February.

In comparing the weather between March and May, May experiences notably warmer temperatures, with an average of 17°C (63°F) compared to March's 10°C (50°F). While March can still see chilly nights with a minimum temperature of -4°C (25°F), May's temperatures rarely drop below 6°C (43°F). Precipitation is slightly higher in May, with 104 mm (4.1 in) over 14 days, while March sees 82 mm (3.2 in) of rain across 9 days. Interestingly, the humidity levels remain quite similar, with May at 69% and March at 68%. For more details on the specifics of March weather in Lucca, you can visit Lucca weather in March.

When comparing the weather in May to that of April, several notable differences emerge. May features a broader temperature range, with minimums around 6°C (43°F), averages of 17°C (63°F), and maximums reaching up to 32°C (89°F). In contrast, April's temperatures are cooler, ranging from a minimum of -1°C (31°F) to a maximum of 27°C (81°F), with an average of 13°C (56°F). Both months receive similar levels of precipitation, at 104 mm (4.1 in), but May experiences rainfall on more days, totaling 14 compared to April's 9. Humidity levels remain fairly consistent, with April at 70% and May dropping slightly to 69%. For more specific insights on April weather, you can check Lucca weather in April.

May and June exhibit a noticeable shift in weather patterns. In May, temperatures range from a minimum of 6°C (43°F) to a maximum of 32°C (89°F), with an average of 17°C (63°F). The month also sees a considerable amount of precipitation, totaling 104 mm (4.1 in) over 14 days, contributing to a higher humidity level of 69%. In contrast, June enjoys warmer temperatures, with a minimum of 12°C (53°F) and a maximum reaching 35°C (95°F), and an average of 22°C (72°F). Rainfall is significantly reduced in June, with only 49 mm (1.9 in) of precipitation over just 6 days and a lower humidity level of 62%. For more details about the June climate, you can visit Lucca weather in June.

May and July present quite different weather patterns. In May, temperatures vary from a cool 6°C (43°F) at night to a warm 32°C (89°F) during the day, with an average of 17°C (63°F). This month experiences relatively high precipitation, totaling 104 mm (4.1 in) over 14 days and maintaining a humidity level of 69%. In contrast, July boasts much warmer temperatures, ranging from a minimum of 14°C (58°F) to a maximum of 35°C (95°F), with an average temperature of 24°C (76°F). This summer month sees significantly less precipitation, only 35 mm (1.4 in) over just 6 days, and a reduced humidity level of 57%. For more detailed insights, you can check out Lucca weather in July.

May and August showcase distinctly different weather patterns. In May, temperatures range from a minimum of 6°C (43°F) to a maximum of 32°C (89°F), with an average of 17°C (63°F). The month is characterized by significant precipitation, with about 104 mm (4.1 in) falling over 14 days, leading to higher humidity levels of 69%. In contrast, August features warmer conditions, with temperatures varying from a low of 13°C (55°F) to a high of 35°C (95°F) and an average of 25°C (77°F). Precipitation is considerably lower at only 32 mm (1.2 in) over 5 days, and the humidity drops to a more comfortable 55%. For more detailed insights, you can visit Lucca weather in August.

May and September weather both feature warm temperatures, but with some notable differences. In May, temperatures range from a chilly 6°C (43°F) to a pleasant 32°C (89°F), resulting in an average of 17°C (63°F). This month also sees a decent amount of rainfall, with 104 mm (4.1 in) spread over 14 days and humidity levels at 69%. In contrast, September enjoys slightly warmer averages, ranging from a minimum of 7°C (44°F) to a maximum of 32°C (91°F), with an overall average of 21°C (70°F). Precipitation decreases to 97 mm (3.8 in) over just 10 days, and humidity is a tad lower at 66%. For more information on September weather, visit Lucca weather in September.

May and October offer distinct weather experiences, with May boasting warmer temperatures, ranging from a minimum of 6°C to a maximum of 32°C (43°F to 89°F). In contrast, October's temperatures are slightly cooler, with a range from a minimum of 5°C to a maximum of 26°C (41°F to 79°F). Precipitation is prevalent in both months, with May receiving 104 mm (4.1 in) over 14 days, while October sees a bit more rain at 116 mm (4.6 in) across 11 days. Notably, October has higher humidity levels at 79%, compared to May's 69%. For more insights on October weather in Lucca, check out Lucca weather in October.

May and November present strikingly different weather conditions. In May, temperatures range from a minimum of 6°C (43°F) to a maximum of 32°C (89°F), creating a warm average of 17°C (63°F). Despite experiencing 14 days of precipitation, which amounts to 104 mm (4.1 in), the humidity level is relatively moderate at 69%. Conversely, November sees cooler temperatures, with a minimum of -1°C (31°F) and an average of 11°C (53°F). The maximum temperature reaches only 20°C (69°F). This month also has a higher precipitation level of 153 mm (6.0 in) over the same number of days, resulting in increased humidity at 84%. For those interested in exploring more about November weather, you can find additional details here: Lucca weather in November.

In May, temperatures range from a minimum of 6°C (43°F) to a maximum of 32°C (89°F), with an average of 17°C (63°F), offering a warm and pleasant climate. However, it is also a relatively wet month, experiencing about 104 mm (4.1 in) of precipitation over 14 days and maintaining a humidity level of 69%. In contrast, December brings much cooler weather, with temperatures ranging from a minimum of -3°C (27°F) to a maximum of 17°C (62°F) and an average of 7°C (46°F). This winter month is wetter overall, as it sees approximately 173 mm (6.8 in) of precipitation over 15 days, paired with higher humidity levels at 83%. For more details on weather conditions during this time, check out Lucca weather in December.

Compare Lucca's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Lucca

As May unfolds in Lucca, the weather showcases a delightful shift, blending the warmth of approaching summer with the beauty of spring. With temperatures reaching a peak of 32°C (89°F) and a welcoming average of 17°C (63°F), visitors can expect pleasant days ideal for exploring the city's charm. However, May isn't without its quirks, as it also brings 104 mm (4.1 in) of rainfall over 14 days, contributing to the lush scenery. The humidity sits at a moderate 69%, making the air feel refreshing yet inviting. This transitional month offers a balanced climate, bridging the chill of earlier months with the heat of summer, making it a perfect time to experience Lucca's vibrant atmosphere. For a more detailed understanding of Lucca's weather patterns, check out Lucca Climate.