May Weather in Lille, France

Last updated: February 26, 2025

In Lille, France, May ushers in a delightful transition into spring, characterized by an average temperature of 13°C (57°F), peaking at a warm 28°C (83°F). While the climate can be invigorating, it’s not without its surprises, as visitors can expect 11 days of rain totaling 61 mm (2.4 in), contributing to a notably 82% humidity. This blend of warmth and moisture creates a vibrant atmosphere, perfect for exploring the charm and beauty of this historic city.

May Temperature in Lille

In May, Lille enjoys a delightful transition into warmer days, marked by a minimum temperature of 1°C (34°F) and a comfortable average of 13°C (57°F). The city basks in the sun with maximum temperatures peaking at a pleasant 28°C (83°F), making it one of the most inviting months. As spring unfolds, the temperatures significantly rise compared to the earlier months, showcasing a clear upward trend from April's cooler days. This blossoming warmth signals the arrival of vibrant outdoor activities and floral displays, enchanting both locals and visitors alike. With the chill of winter behind, May truly embodies the essence of spring in Lille, inviting everyone to explore its charming streets and lively parks.

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

The chart illustrates May temperature patterns in Lille, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec404346505664666660554643
Data source: Temperature data for Lille 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 Lille

May in Lille, France, showcases a delightful blend of mild temperatures and moderate precipitation, with 61 mm (2.4 in) of rain spread over 11 days. This is a slight increase from April's drier record of 36 mm but aligns closely with the rainfall amounts seen earlier in the year, maintaining an average trend of around 60 mm across the spring months. As the city transitions into the warmer months, May's precipitation reflects a typical pattern of consistency, providing the lush greenery that characterizes the region. The days grow increasingly pleasant, and while rain is a frequent visitor, it rarely dampens the spirit of this vibrant city. Overall, May serves as a pivotal point, balancing the wet chill of winter with the promise of summer.

May Precipitation Trends in Lille

The chart displays monthly precipitation patterns in Lille, 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.
JanFebMarAprMayJunJulAugSepOctNovDec655964366160507151825695
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Lille

As spring transitions into summer, May in Lille, France, offers a delightful drop in humidity, settling at 82%—a welcome change from the winter months when levels hovered above 89%. This reduction from the preceding months of April and March not only enhances comfort but also hints at the onset of a more pleasant outdoor experience. Interestingly, the humidity in May mirrors that of June, suggesting a pattern of stability as the region prepares for the warmer season. As the year progresses, Lille typically sees even lower humidity levels in the heart of summer, peaking with the driest months in July and August, where conditions remain fresh and inviting for leisurely activities.

May Average Humidity in Lille

This chart illustrates the average monthly humidity levels in Lille, 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.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%85%82%82%80%76%82%89%92%92%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Lille

As spring blossoms into summer, Lille, France experiences a notable rise in the UV Index during May, reaching a high level of 7. This signifies an increase from the moderate values seen in the preceding months, emphasizing the need for sun protection as the burn time shortens to just 25 minutes. With daily activities transitioning outdoors, it's important for residents and visitors alike to remain vigilant against UV exposure. Following May, UV levels escalate further in June and July, reaching very high levels, making the smart use of sunscreen and protective clothing essential. For comprehensive insights on UV levels throughout the year, visit Lille UV Index.

Maximum UV Index Levels in Lille for May

The chart shows the monthly maximum UV Index (UVI) for Lille 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Lille 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 Lille

May in Lille, France, is a vibrant celebration of increasing sunlight, with 404 hours illuminating the month. This surge is a highlight in a steady upward trend that begins in the early months of the year; after a slow start in January with 121 hours, each subsequent month brings more brightness, culminating in May's radiant days. The gradual rise from 278 hours in March to 351 hours in April perfectly sets the stage for this delightful bloom of sunshine. As spring transitions to summer, June continues to shine even brighter with 412 hours, showcasing Lille’s enchanting ability to embrace longer days. This pattern not only enhances the city's charm but also invites locals and visitors alike to revel in the outdoor experiences that May has to offer.

Monthly Sunshine Duration in Lille: May Highlighted

The May sunshine duration represents the total number of hours Lille 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.
JanFebMarAprMayJunJulAugSepOctNovDec121h200h278h351h404h412h421h389h325h249h203h158h
Data source: Lille May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Lille During May

In Lille, France, the likelihood of sunny weather shows a notable upward trend during the spring months, peaking in April at 52%. However, May experiences a slight dip to 36%, suggesting that while the sun graces the city somewhat less frequently than in the preceding month, it still offers ample opportunities for outdoor enjoyment. This seasonal pattern emphasizes the balanced climate in Lille, where warmer months gradually introduce sunny days but with notable variability. As summer approaches, the likelihood remains relatively steady in June and July, indicating that May serves as a transitional month, blending the tail end of spring's brightness with the burgeoning warmth of summer.

Percentage of Sunny Days in May in Lille

The chart illustrates the percentage of sunny days in Lille 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 Lille experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec14%29%40%52%36%31%35%33%37%34%22%16%
Data source: Lille May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Lille in May

As the warmth of spring gives way to summer in Lille, France, May stands out with an impressive 15 hours of daylight, marking a delightful transition toward longer days. This month showcases a significant increase from the 13 hours seen in April, highlighting a steady ascent in daylight that begins in January with merely 8 hours. As daylight gradually lengthens through the year, June peaks at 16 hours, before gradually tapering off into the shorter days of late summer and autumn. This rhythmic pattern not only brightens the cityscape but also nurtures the vibrant culture and outdoor life that the residents cherish during these sun-drenched months.

Average Daylight Hours in Lille for May

The chart illustrates the variation in daylight duration in Lille throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 30m10h 1m11h 55m13h 51m15h 32m16h 24m15h 56m14h 26m12h 34m10h 39m8h 55m8h 1m
Data source: Lille daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Lille

In Lille, France, May greets residents with a delightful average wind speed of 4.1 m/s (9 mph), which aligns closely with the more blustery months of October and January. This gentle breeze surpasses the calmer April winds, hinting at a return to lively gusts as spring progresses. Interestingly, the months that follow, particularly June and July, experience a noticeable decline, dropping to 2.8 m/s (6 mph) and 3.3 m/s (7 mph) respectively. This dip in wind speed suggests a shift towards warmer, more tranquil summer days, while the average speeds in early spring and late autumn remind us of the region's characteristic weather patterns. Overall, May stands out as a transitional month, bridging the lively gusts of spring and the serene breezes of summer.

Average May Wind Speed in Lille

The chart displays monthly wind speed patterns in Lille, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.94.44.03.54.1 m/s2.83.33.42.94.13.24.0
Data source: Lille May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Lille Compares to Other Months

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

May and January present contrasting weather patterns. In May, temperatures range from a chilly 1°C (34°F) at night to a warm 28°C (83°F) during the day, with an average around 13°C (57°F). This month sees moderate rainfall of 61 mm (2.4 in) over about 11 days and a relatively high humidity level of 82%. In contrast, January experiences colder temperatures, with a minimum of -6°C (22°F) and a maximum of 15°C (59°F), averaging just 5°C (41°F). Rainfall is slightly higher at 65 mm (2.6 in), also spread over 11 days, but the humidity peaks at 91%. For more details, you can check out Lille weather in January.

Comparing the weather in May and February reveals distinct contrasts. In May, temperatures range from a chilly 1°C (34°F) at night to a warm 28°C (83°F) during the day, with an average of 13°C (57°F). The month sees around 61 mm (2.4 in) of precipitation spread over 11 days and experiences a humidity level of 82%. In contrast, February is much colder, with temperatures dipping as low as -8°C (18°F) and peaking at 19°C (66°F), averaging 6°C (43°F). Precipitation is slightly less at 59 mm (2.3 in), occurring over 12 days, and the humidity is higher at 89%. For more details, check out Lille weather in February.

When comparing the weather of May and March, it's clear that May offers significantly warmer temperatures, with average highs reaching up to 28°C (83°F) compared to March's maximum of 22°C (72°F). March experiences colder nights, with temperatures dropping to a minimum of -7°C (20°F), whereas May has a milder minimum of 1°C (34°F). Additionally, March tends to be slightly wetter, receiving 64 mm (2.5 in) of precipitation over 14 days, while May has 61 mm (2.4 in) across 11 days. Humidity levels are also higher in March at 87%, compared to 82% in May. For more details, you can check out Lille weather in March.

In comparing the weather between April and May, we notice a distinct warming trend. April experiences a temperature range with a minimum of -2°C and a maximum of 26°C, resulting in an average of 10°C. In contrast, May sees warmer temperatures, with a minimum of 1°C and a maximum of 28°C, leading to a higher average of 13°C. Although May has more precipitation at 61 mm over 11 days compared to April's 36 mm across 7 days, both months maintain relatively high humidity levels, with April at 85% and May slightly lower at 82%. For more details on April's weather, you can visit Lille weather in April.

May and June exhibit a noticeable shift in weather patterns, with June generally featuring warmer temperatures. In May, temperatures range from a chilly minimum of 1°C (34°F) to a pleasant maximum of 28°C (83°F), with an average temperature of 13°C (57°F). The month also experiences 61 mm (2.4 in) of precipitation over 11 days, alongside a consistent humidity level of 82%. In contrast, June sees an increase in temperatures, with a minimum of 5°C (41°F), an average of 18°C (64°F), and a maximum of 33°C (91°F). Precipitation remains similar at 60 mm (2.4 in), but is spread over fewer days (8), while humidity stays steady at 82%. For more detailed information, refer to the following link: Lille weather in June.

In May, temperatures typically range from a cool 1°C (34°F) at night to a pleasant 28°C (83°F) during the day, with an average of 13°C (57°F). The month sees approximately 61 mm (2.4 in) of precipitation over 11 days, accompanied by a relatively high humidity level of 82%. In contrast, July experiences warmer weather with nighttime lows of 8°C (46°F) and daytime highs soaring up to 39°C (103°F), leading to an average temperature of 19°C (66°F). July has slightly less rainfall, totaling around 50 mm (2.0 in) over 10 days, and humidity levels remain close at 80%. For more details on July weather, you can check Lille weather in July.

May and August present distinct weather patterns, reflecting the transition from spring to summer. In May, temperatures range from a chilly minimum of 1°C (34°F) to a comfortable maximum of 28°C (83°F), with an average temperature of 13°C (57°F). This month experiences about 61 mm (2.4 in) of precipitation over 11 days, accompanied by relatively high humidity at 82%. In contrast, August typically sees warmer conditions, with a minimum of 8°C (47°F) and a maximum soaring to 36°C (98°F), averaging 19°C (66°F). While August has a slightly higher precipitation total of 71 mm (2.8 in) over 12 days, the humidity level is a bit lower at 76%. For more detailed information, you can check Lille weather in August.

In comparing the weather of May and September, both months feature similar humidity levels of 82%, but they exhibit distinct temperature ranges. May tends to be cooler, with temperatures ranging from a minimum of 1°C (34°F) to a maximum of 28°C (83°F), while September offers slightly warmer conditions, with minimums at 4°C (40°F) and maximums reaching up to 32°C (89°F). Precipitation is relatively similar, with May experiencing 61 mm (2.4 in) across 11 days and September seeing 51 mm (2.0 in) over 9 days. For more details on September weather, check out this resource: Lille weather in September.

May and October offer distinct weather experiences, despite having similar average temperatures of around 13°C (55°F). In May, temperatures can soar to a maximum of 28°C (83°F), bringing warmer days, while October's highs reach a milder 25°C (77°F). May tends to be less rainy, with 61 mm (2.4 in) of precipitation over 11 days, compared to October, which sees 82 mm (3.2 in) over 13 days. Additionally, October's humidity is higher at 89%, compared to May's 82%, contributing to a more pronounced cool dampness in the air. For more specific details about October weather, you can check Lille weather in October.

May and November present quite contrasting weather conditions. In May, temperatures can range from a chilly 1°C (34°F) at night to a warm 28°C (83°F) during the day, with an average of 13°C (57°F). The month sees significant rainfall, with about 61 mm (2.4 in) spread over 11 days, and humidity levels average around 82%. In contrast, November experiences cooler weather, with a minimum of -1°C (30°F) and a maximum of 19°C (67°F), averaging 8°C (47°F). Although it is slightly drier with 56 mm (2.2 in) of precipitation over 12 days, humidity rises to 92%, making it feel quite damp. For more details on November weather, check Lille weather in November.

May and December present contrasting weather conditions. In May, temperatures range from a minimum of 1°C (34°F) to a pleasant average of 13°C (57°F), with highs reaching up to 28°C (83°F). The month sees moderate rainfall, with approximately 61 mm (2.4 in) over about 11 days, and a humidity level of 82%. In stark contrast, December experiences colder temperatures, with a minimum of -4°C (26°F) and an average of only 6°C (43°F), peaking at 15°C (59°F). Precipitation is also higher, totaling 95 mm (3.8 in) over 17 days, accompanied by a humidity level of 92%. For more detailed information, you can visit Lille weather in December.

Compare Lille's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Lille

As May unfolds in Lille, it heralds a delightful transition from the chill of spring to the warmth of summer. The temperatures begin to rise, with enjoyable highs reaching 28°C (83°F), offering a stark contrast to the cooler months. While the average temperature sits at a comfortable 13°C (57°F), the lingering chill can still be felt during the nights, occasionally dipping to around 1°C (34°F). May also experiences a modest increase in precipitation, with about 61 mm (2.4 in) spread over 11 days, making it a month that balances sunshine and occasional showers. The humidity levels hover at 82%, lending a fresh intensity to the air. This vibrant blend of warmth and occasional rain transforms Lille into a picturesque destination for those looking to experience the beauty of spring. For an in-depth look at weather patterns, visit Lille Climate.