May Weather in Louvain-la-Neuve, Belgium

Last updated: August 21, 2025

In Louvain-la-Neuve, Belgium, May unveils a tapestry of weather variability, with temperatures ranging from a brisk 0°C (33°F) to a sweltering peak of 31°C (87°F). This month showcases an average temperature of 13°C (57°F), inviting both cool mornings and warm afternoons. Rainfall is common, with about 60 mm (2.4 in) accumulated over the course of 13 days, contributing to a humidity level of 82% that enriches the region's lush greenery. While May's conditions are dynamic, the blend of warmth and moisture creates a vibrant atmosphere in this charming Belgian town.

May Temperature in Louvain-la-Neuve

In Louvain-la-Neuve, May marks a remarkable transition into warmer weather, as temperatures begin to rise significantly compared to the winter months. With minimums settling around 0°C (33°F) and averages reaching 13°C (57°F), the city welcomes spring with open arms. The days can be particularly warm, soaring to a maximum of 31°C (87°F), making this month a delightful time for outdoor activities. The gradual shift from the cooler early months, where temperatures linger around the freezing point, showcases the vibrant change in the season. May is not just a precursor to summer; it’s a month that embodies the blossoming energy of spring, inviting locals and visitors alike to enjoy the pleasant weather and the beauty it brings to the landscape.

May Weather in Louvain-la-Neuve: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Louvain-la-Neuve, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Louvain-la-Neuve, May typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec394145505664666660544542
Data source: Temperature data for Louvain-la-Neuve 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 Louvain-la-Neuve

In May, Louvain-la-Neuve experiences a moderate precipitation total of 60 mm (2.4 in) over approximately 13 days, marking a transition as the region moves from the drier conditions of April into the wetter months ahead. This amount is slightly lower than the preceding months of March and April, where rainfall was more pronounced, yet still contributes to a vibrant spring landscape. As June approaches, a notable increase in precipitation is expected, hinting at the region's characteristic summer showers. Overall, May's weather reflects a delicate balance between lingering spring dryness and the impending summer rains, setting the stage for lush greenery in the weeks to come.

May Precipitation Trends in Louvain-la-Neuve

The chart displays monthly precipitation patterns in Louvain-la-Neuve, 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. In Louvain-la-Neuve, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec657071376072748458785892
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Louvain-la-Neuve

May brings a gentle shift in humidity levels in Louvain-la-Neuve, Belgium, with levels dipping to 82%—a notable decrease from the 91% of January and the 89% of February. As spring unfolds, the gradual reduction in humidity reflects the transition into warmer months, paving the way for the approaching summer. This trend of decreasing humidity continues into June and July, where it stabilizes at 82% and 80%, respectively. With May's humidity being lower than the preceding months, residents can enjoy the blooming greenery and milder air, all while preparing for the drier summer season ahead.

May Average Humidity in Louvain-la-Neuve

This chart illustrates the average monthly humidity levels in Louvain-la-Neuve, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Louvain-la-Neuve is approximately {2}%, offering insight into how humid the weather typically is during this month.
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 Louvain-la-Neuve

As spring transitions into summer, the UV Index in Louvain-la-Neuve experiences a noticeable shift. In May, the UV Index escalates to 7, marking a high exposure category with a burn time of just 25 minutes. This increase signifies a significant leap from the moderate levels seen in March and April, emphasizing the importance of sun protection during this month. As outdoor activities begin to thrive, awareness is key, as the UV levels will only rise further in the coming months, reaching a peak of 8 in June and July. For detailed insights on UV levels throughout the year, check out Louvain-la-Neuve UV Index.

Maximum UV Index Levels in Louvain-la-Neuve for May

The chart shows the monthly maximum UV Index (UVI) for Louvain-la-Neuve 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. In May, the maximum UV index in Louvain-la-Neuve typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Louvain-la-Neuve 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 Louvain-la-Neuve

As spring blossoms into summer, Louvain-la-Neuve basks in an impressive surge of sunshine, particularly in May, where it enjoys 394 hours of radiant light. This month stands out as a vibrant climax of sunshine, following a steady increase from 346 hours in April. The trend continues into June and July, with sunlight peaking at 406 hours in the height of summer. The gradual transition from the dreary 121 hours of January showcases a remarkable shift in the seasons, reflecting a welcoming warmth that draws residents and visitors alike into the charming streets and parks. As autumn approaches, the sunshine hours begin to taper, with 319 hours in September, but the memory of May’s brilliance lingers, reminding everyone of the enchanting beauty of the Belgian spring.

Monthly Sunshine Duration in Louvain-la-Neuve: May Highlighted

The May sunshine duration represents the total number of hours Louvain-la-Neuve 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.
JanFebMarAprMayJunJulAugSepOctNovDec121h200h266h346h394h398h406h379h319h240h190h143h
Data source: Louvain-la-Neuve May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Louvain-la-Neuve During May

In Louvain-la-Neuve, the likelihood of sunny weather takes a noticeable turn from the winter months to spring, with April enjoying the best odds at 49%. However, as we transition into May, the chance of sun dips back to 33%, aligning with the levels seen in both June and July. This slight decrease is part of a broader trend where sunny days peak in late spring before stabilizing into the early summer months. With the summer heat on the horizon, May retains its charm, offering enough sunny spells to lure locals and visitors alike outdoors, even if the sun isn’t guaranteed to shine.

Percentage of Sunny Days in May in Louvain-la-Neuve

The chart illustrates the percentage of sunny days in Louvain-la-Neuve 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 Louvain-la-Neuve experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec10%31%39%49%33%33%33%29%36%31%24%16%
Data source: Louvain-la-Neuve May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Louvain-la-Neuve in May

As May arrives in Louvain-la-Neuve, the days are significantly longer, with 15 hours of daylight that bring a vibrant warmth to the city. This increase is part of a steady upward trend that begins in January with just 8 hours, gradually extending through the spring months. By April, daylight reaches 13 hours, setting the stage for the pleasantly bright May. Following May, the summer peak occurs in June with 16 hours of sunlight, after which daylight gradually tapers off as the year progresses towards autumn. This rhythmic fluctuation creates a tapestry of light that enhances the local charm, inviting both residents and visitors to enjoy the splendid outdoor experiences the season has to offer.

Average Daylight Hours in Louvain-la-Neuve for May

The chart illustrates the variation in daylight duration in Louvain-la-Neuve 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 2m11h 55m13h 50m15h 31m16h 23m15h 55m14h 25m12h 34m10h 39m8h 56m8h 1m
Data source: Louvain-la-Neuve daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Louvain-la-Neuve

In Louvain-la-Neuve, Belgium, May brings with it a refreshing revival in wind speed, with an average of 4.4 m/s (10 mph), mirroring January's gusty conditions. This month stands out as a notable transition point, following a gradual decline from the winds of earlier months like March and April, where speeds dropped to 4.1 m/s (9 mph) and 3.4 m/s (8 mph), respectively. As the days lengthen toward summer, the winds remain consistent, rejuvenating the atmosphere before tapering off in the warmer months of June and July, where average speeds fall to 2.8 m/s (6 mph). This pattern highlights May as a vibrant link in the seasonal cycle, balancing the harsher breezes of winter with the gentler, calming winds that characterize summer.

Average May Wind Speed in Louvain-la-Neuve

The chart displays monthly wind speed patterns in Louvain-la-Neuve, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.44.64.13.44.4 m/s2.83.43.43.04.43.44.2
Data source: Louvain-la-Neuve May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Louvain-la-Neuve Compares to Other Months

Weather in Louvain-la-Neuve varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Louvain-la-Neuve, focusing on differences in temperature, rainfall, humidity, and UV levels.

May and January present stark contrasts in weather conditions. In May, temperatures range from a minimum of 0°C (33°F) to a maximum of 31°C (87°F), with an average of 13°C (57°F). The month experiences around 60 mm (2.4 in) of precipitation over 13 days, accompanied by a relative humidity of 82%. In contrast, January is much colder, with temperatures ranging from a minimum of -7°C (20°F) to a maximum of 14°C (57°F) and an average of only 4°C (39°F). Despite slightly higher precipitation at 65 mm (2.6 in) over 12 days, January's humidity is notably higher at 91%. For more details, check out Louvain-la-Neuve weather in January.

May and February present contrasting weather conditions that highlight the shift from winter to spring. In May, temperatures range from a chilly 0°C (33°F) at night to a warm 31°C (87°F) during the day, with an average of 13°C (57°F). In contrast, February experiences much colder weather, with temperatures dipping as low as -9°C (17°F) and peaking at 19°C (66°F), averaging around 5°C (42°F). While both months see a comparable number of rainy days—13 days in May and 12 days in February—the total precipitation in February is slightly higher at 70 mm (2.7 in) compared to May's 60 mm (2.4 in). Additionally, humidity levels are relatively high in both months, with February reaching 89% and May slightly lower at 82%. For more detailed information on February weather, visit Louvain-la-Neuve weather in February.

In comparing the weather of May and March, we see distinct differences in temperature and precipitation patterns. May typically enjoys a significantly warmer climate, with average temperatures ranging from a minimum of 0°C (33°F) to a maximum of 31°C (87°F), while in March, temperatures are much cooler, ranging from -9°C (17°F) to a maximum of 23°C (74°F). Additionally, May experiences about 60 mm (2.4 in) of precipitation over 13 days, which is slightly less than March's 71 mm (2.8 in) across 14 days. Humidity levels are somewhat similar, with May at 82% and March slightly higher at 87%. For more detailed information, you can check Louvain-la-Neuve weather in March.

In comparing the weather of May and April, May showcases a broader temperature range, with minimums at 0°C (33°F) and maximums reaching 31°C (87°F), while April has cooler temperatures, with minimums dropping to -4°C (26°F) and maximums peaking at 27°C (81°F). The average temperature in May is also higher at 13°C (57°F) compared to April's average of 10°C (50°F). Additionally, May experiences more precipitation, totaling 60 mm (2.4 in) over 13 days, compared to April’s 36 mm (1.4 in) over 8 days. Despite this, the humidity remains quite similar, with May at 82% and April slightly higher at 85%. For more detailed insights, refer to Louvain-la-Neuve weather in April.

May and June exhibit a notable shift in weather patterns. In May, temperatures range from a chilly minimum of 0°C (33°F) to an average of 13°C (57°F), peaking at 31°C (87°F). The month experiences about 60 mm (2.4 in) of precipitation over 13 days, accompanied by a high humidity level of 82%. In contrast, June sees a rise in both temperature and overall warmth, featuring a minimum of 7°C (45°F), an average of 18°C (65°F), and maximum temperatures reaching 33°C (91°F). Although June has slightly higher precipitation at 72 mm (2.8 in) over 11 days, it maintains the same humidity level of 82%. For more details on June weather, you can check Louvain-la-Neuve weather in June.

In May, temperatures can range from a chilly minimum of 0°C (33°F) to a pleasant maximum of 31°C (87°F), with an average of 13°C (57°F). The month experiences approximately 60 mm (2.4 in) of precipitation over 13 days, and humidity levels are relatively high at 82%. In contrast, July brings warmer weather, with temperatures ranging from a minimum of 8°C (46°F) to a scorching maximum of 39°C (102°F) and an average of 19°C (66°F). Although July sees a slightly higher total precipitation of 74 mm (2.9 in) over just 11 days, humidity remains somewhat lower at 80%. For a detailed look at July's weather, check out Louvain-la-Neuve weather in July.

May and August exhibit noticeable differences in weather patterns. In May, temperatures range from a chilly 0°C (33°F) at night to a warm maximum of 31°C (87°F) during the day, with an average of 13°C (57°F). The month sees about 60 mm (2.4 in) of precipitation over 13 days, accompanied by high humidity levels at 82%. In contrast, August features a milder temperature range, with lows of 7°C (46°F) and highs peaking at 36°C (97°F), averaging around 19°C (66°F). Although it experiences slightly more precipitation at 84 mm (3.3 in) across 14 rainy days, the humidity is lower at 76%. For a detailed look at the August weather, check out Louvain-la-Neuve weather in August.

When comparing the weather in May and September, both months present mild climates with average temperatures hovering around similar levels. In May, temperatures range from a chilly 0°C (33°F) to a warm 31°C (87°F), whereas September typically experiences slightly warmer averages, with min temperatures of 4°C (39°F) and max temperatures reaching 33°C (91°F). Both months see comparable precipitation levels, with May receiving 60 mm (2.4 in) over about 13 days, while September has slightly less at 58 mm (2.3 in) across 10 days. Interestingly, humidity remains constant at 82% for both months, contributing to the generally comfortable feel of the weather. For more detailed weather insights specifically for September, check Louvain-la-Neuve weather in September.

May and October offer distinct weather experiences, marked by differences in temperature and precipitation. In May, temperatures range from a chilly 0°C (33°F) at night to a warm 31°C (87°F) during the day, with an average of 13°C (57°F). It experiences a total precipitation of 60 mm (2.4 in) over 13 days and an average humidity of 82%. In contrast, October features slightly milder temperatures, with a minimum of 1°C (35°F), an average of 12°C (54°F), and a maximum of 25°C (77°F). Precipitation increases to 78 mm (3.1 in), also over 13 days, and humidity rises to 89%. For more details about the October climate, you can check Louvain-la-Neuve weather in October.

May and November exhibit contrasting weather patterns. In May, temperatures range from a minimum of 0°C (33°F) to a warm maximum of 31°C (87°F), with an average of 13°C (57°F), creating a pleasant spring atmosphere. Humidity stands at 82%, and the month experiences about 60 mm (2.4 inches) of rainfall over 13 days. In contrast, November brings cooler conditions, with temperatures dropping to a minimum of -3°C (28°F) and an average of 7°C (45°F), peaking at 18°C (65°F). The air is more humid at 92%, and precipitation is slightly lower at 57 mm (2.3 inches) over just 11 days. For more detailed information about the climate, check out Louvain-la-Neuve weather in November.

May and December present contrasting weather experiences. In May, temperatures range from a minimum of 0°C (33°F) to a maximum of 31°C (87°F), with an average of 13°C (57°F). The month sees about 60 mm (2.4 in) of precipitation over 13 days and maintains a humidity level of 82%. Conversely, December is much colder, with temperatures ranging from a minimum of -4°C (24°F) to a maximum of 15°C (59°F), averaging around 5°C (42°F). This month experiences higher precipitation, totaling 92 mm (3.6 in) over 17 days, and has a humidity level of 92%. For a more detailed look at December weather in Louvain-la-Neuve, check out Louvain-la-Neuve weather in December.

Compare Louvain-la-Neuve's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Louvain-la-Neuve

May in Louvain-la-Neuve brings a delightful transition from the chill of spring to the warmth of summer, offering a unique blend of weather characteristics that set it apart from the preceding months. With the end of frosty nights and the arrival of stunning afternoons, locals can bask in pleasant temperatures, although occasional rainfall remains a signature of this month, making it one of the wetter times of the year. The lively atmosphere, complemented by a high humidity level, creates a refreshing environment ideal for outdoor activities. To explore detailed insights into the climate of this vibrant town, check out Louvain-la-Neuve Climate.