May Weather in Braine-l'Alleud, Belgium

Last updated: August 21, 2025

May in Braine-l'Alleud, Belgium, is characterized by a delightful mix of temperatures, with a maximum reaching 31°C (88°F), while average temperatures hover around a comfortable 13°C (57°F). The month experiences a notable chill at night, with minimum temperatures dipping to 1°C (33°F). Rainfall makes its presence felt, accumulating to 58 mm (2.3 in) over approximately 12 days, contributing to the region's lush greenery. With an average humidity of 82%, May offers a refreshing yet humid atmosphere, perfect for those who appreciate the beauty of a blossoming spring.

May Temperature in Braine-l'Alleud

In Braine-l'Alleud, Belgium, May ushers in a delightful transition towards warmer days as winter's chill fades away. With minimum temperatures starting at a mild 1°C (33°F), the average climbs to a comfortable 13°C (57°F), and the maximum can spike to a balmy 31°C (88°F). This month stands out as a clear indication of spring's progression, showcasing a marked shift from the cooler temperatures of April, which had a cap of 27°C (80°F). As the landscape begins to bloom, residents and visitors alike can enjoy the increasing warmth, making May a vibrant time to explore the charming surroundings of this Belgian town. The gradual rise in temperatures not only signals the end of cold, but also sets the stage for the summer heat that follows in June and July.

May Weather in Braine-l'Alleud: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Braine-l'Alleud, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Braine-l'Alleud, 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).
JanFebMarAprMayJunJulAugSepOctNovDec394245505664666660544542
Data source: Temperature data for Braine-l'Alleud 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 Braine-l'Alleud

May in Braine-l'Alleud brings a moderate precipitation total of 58 mm (2.3 in), falling within the trend of spring rain as the region transitions from the drier months of April. This month experiences about 12 rainy days, maintaining consistency with January and February, which also saw similar rainfall patterns. In comparison to its predecessors, May's precipitation is higher than April's 37 mm (1.5 in) but slightly lower than the wetter months ahead, such as June and July. Overall, the rainfall in May contributes to the vibrant colors of the blossoming landscape, setting the stage for a lush summer ahead.

May Precipitation Trends in Braine-l'Alleud

The chart displays monthly precipitation patterns in Braine-l'Alleud, 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 Braine-l'Alleud, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec656971375866718055765793
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Braine-l'Alleud

In Braine-l'Alleud, Belgium, May marks a subtle shift in humidity, with levels at 82%, a slight dip from the preceding months. This reduction hints at the onset of warmer weather, contrasting with the higher humidity levels of 91% in January and 89% in February. The trend continues as spring unfolds, showcasing a gradual decline through April's 85%. Interestingly, May's humidity mirrors June's, suggesting a consistent atmospheric balance as summer approaches. As the year progresses, we can expect humidity levels to stabilize, peaking once again in the autumn months.

May Average Humidity in Braine-l'Alleud

This chart illustrates the average monthly humidity levels in Braine-l'Alleud, 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 Braine-l'Alleud 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 Braine-l'Alleud

As May arrives in Braine-l'Alleud, Belgium, residents can expect a noticeable increase in UV Index, reaching a moderate 7, which indicates a high exposure category. This jump from the preceding months signals it's time to protect your skin, with a reduced safe burn time of just 25 minutes. Following the milder UV conditions of winter and early spring, May marks a shift towards sunnier days, as we gear up for the peak summer months. As temperatures rise and outdoor activities increase, it's essential to stay informed and take precautions against sun damage. Remember to check the detailed UV forecasts to enjoy the sun safely this month! For more information, visit Braine-l'Alleud UV Index.

Maximum UV Index Levels in Braine-l'Alleud for May

The chart shows the monthly maximum UV Index (UVI) for Braine-l'Alleud 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 Braine-l'Alleud typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Braine-l'Alleud 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 Braine-l'Alleud

As May unfolds in Braine-l'Alleud, the days become increasingly radiant, bringing an impressive 394 hours of sunshine that marks a notable peak in the yearly cycle. This surge follows a steady climb from 346 hours in April, showcasing a vibrant transition into summer. Continuing the trend, June and July promise even more brightness, with sunshine hours reaching 398 and 406, respectively. The gradual increase from the winter months—starting with just 121 hours in January—highlights how May stands as a pivotal moment in the year, bridging the colder greys of winter with the sun-drenched days of summer. By embracing this sunlit abundance, locals can truly savor the beauty of spring before the autumn months set in.

Monthly Sunshine Duration in Braine-l'Alleud: May Highlighted

The May sunshine duration represents the total number of hours Braine-l'Alleud 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: Braine-l'Alleud May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Braine-l'Alleud During May

In Braine-l'Alleud, Belgium, May marks a transition in weather patterns, showing a 33% chance of sunny days. Although this figure is a dip from the previous month of April, which enjoys a more promising 50%, it still holds its ground as a favorable time for sunshine relative to the earlier months of the year. The upward trend in sunshine probability from January's mere 11% to March’s 40% sets a hopeful tone for spring, but May’s statistics indicate a slight regression as summer approaches. Nevertheless, May remains a pleasant month, with the potential for sunny spells before the heat of summer settles in.

Percentage of Sunny Days in May in Braine-l'Alleud

The chart illustrates the percentage of sunny days in Braine-l'Alleud 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 Braine-l'Alleud experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec11%30%40%50%33%34%34%29%36%32%24%16%
Data source: Braine-l'Alleud May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Braine-l'Alleud in May

As spring unfolds in Braine-l'Alleud, the daylight duration experiences a remarkable surge. January starts off modestly with just 8 hours, but by February, this increases to 10 hours, signaling the approach of longer days. March brings an additional hour, and by April, the daylight stretches to 13 hours, heralding the vibrant energy of late spring. The peak of May boasts 15 hours of sunlight, setting the stage for the longest days of the year in June, with a dazzling 16 hours. Following this zenith, daylight gradually recedes through July and August, settling at 14 hours in August, before transitioning into the shorter days of autumn, with 12 hours in September and a return to 10 hours by October. As the year cycles back to winter, November and December revert to the shorter 8-hour days, reminding us of the natural ebb and flow of light in this charming part of Belgium.

Average Daylight Hours in Braine-l'Alleud for May

The chart illustrates the variation in daylight duration in Braine-l'Alleud throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 31m10h 2m11h 55m13h 50m15h 31m16h 23m15h 55m14h 25m12h 34m10h 39m8h 56m8h 2m
Data source: Braine-l'Alleud daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Braine-l'Alleud

In Braine-l'Alleud, Belgium, May marks a significant fluctuation in wind patterns, as the average wind speed returns to 4.4 m/s (10 mph), matching the velocities of both January and October. This resurgence comes after a gradual decline through the previous months, with April experiencing the lowest wind speeds of the year at 3.4 m/s (8 mph). The stability of May's winds indicates a refreshing spring breeze, invigorating the landscape and offering a taste of the upcoming summer. As temperatures rise, these consistent winds contribute to a vibrant and dynamic atmosphere, highlighting a clear trend where spring exits with palpable energy before the summer months take over.

Average May Wind Speed in Braine-l'Alleud

The chart displays monthly wind speed patterns in Braine-l'Alleud, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.44.64.03.44.4 m/s2.83.33.43.04.33.34.2
Data source: Braine-l'Alleud May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Braine-l'Alleud Compares to Other Months

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

May and January present stark contrasts in weather. In May, temperatures range from a mild 1°C (33°F) at night to a warm 31°C (88°F) during the day, with an average temperature of 13°C (57°F). The month sees about 58 mm (2.3 in) of precipitation over 12 days and has a humidity level of 82%. In contrast, January is much colder, with temperatures dipping to a minimum of -7°C (20°F), an average of 4°C (39°F), and a maximum of 14°C (57°F). Additionally, January receives slightly more precipitation at 65 mm (2.5 in) over the same number of days, but with a higher humidity level of 91%. For more detailed information about January weather, you can check Braine-l'Alleud weather in January.

May and February present notably different weather patterns. In May, temperatures range from a chilly 1°C (33°F) at night to a warm 31°C (88°F) during the day, averaging around 13°C (57°F). This month experiences around 58 mm (2.3 in) of precipitation over approximately 12 days, with humidity levels at 82%. In contrast, February is much colder, with temperatures dipping as low as -8°C (17°F) and reaching a maximum of 19°C (66°F), averaging only 5°C (42°F). February also sees slightly more rainfall, amounting to 69 mm (2.7 in), but maintains similar precipitation days at 12, accompanied by higher humidity at 89%. For a closer look at the conditions in February, you can check out Braine-l'Alleud weather in February.

In comparing the weather of May and March, we observe distinct differences in temperature and precipitation. May boasts a wider temperature range, with averages around 13°C (57°F) and highs reaching up to 31°C (88°F), while March tends to be cooler, with average temperatures at 7°C (45°F) and maximums only peaking at 23°C (74°F). Precipitation in March is slightly higher at 70 mm (2.8 in) over 14 days, compared to May's 58 mm (2.3 in) over 12 days. Additionally, March exhibits a higher humidity level at 87%, compared to May's 82%. For a closer look at March weather specifics, you can check out Braine-l'Alleud weather in March.

In comparing the weather of May and April, May generally enjoys warmer temperatures, with a minimum of 1°C and a maximum rising to 31°C, compared to April's colder minimum of -4°C and maximum of 27°C. The average temperature in May is also notably higher, at 13°C, as opposed to April's average of 10°C. Although May experiences more precipitation, totaling 58 mm over 12 days, against April's 37 mm over 8 days, the humidity remains relatively similar, at 82% in May and 85% in April. For more detailed insights on April's weather, visit Braine-l'Alleud weather in April.

In comparing the weather of May and June, we see a noticeable increase in average temperatures, with May's average sitting at 13°C (57°F) and June rising to 18°C (65°F). The minimum temperatures in June are also higher, starting at 7°C (44°F), compared to May's chilly 1°C (33°F). Despite both months exhibiting similar humidity levels of 82%, June tends to witness slightly more precipitation at 66 mm (2.6 in) over 9 days, while May has 58 mm (2.3 in) over 12 days. Overall, June offers warmer conditions with a comfortable rise in temperature, making it an inviting month for outdoor activities. For more specific details, you can check Braine-l'Alleud weather in June.

May and July exhibit significant differences in weather patterns. In May, temperatures range from a cool minimum of 1°C (33°F) to a warm maximum of 31°C (88°F), with an average of 13°C (57°F). The month sees about 58 mm (2.3 in) of precipitation over 12 days, accompanied by high humidity at 82%. In contrast, July experiences a broader temperature range, with a minimum of 8°C (46°F) and a maximum soaring up to 39°C (102°F), averaging 19°C (66°F). Precipitation increases slightly to 71 mm (2.8 in) over 11 days, and humidity remains relatively stable at 80%. For more specific insights, you can check Braine-l'Alleud weather in July.

In comparing the weather between May and August, we see noticeable differences in temperature and precipitation. May features a broader range in temperatures, with minimums dropping to around 1°C (33°F) and maximums reaching up to 31°C (88°F), resulting in an average of 13°C (57°F). Precipitation is relatively moderate with 58 mm (2.3 in) over 12 days, and the humidity is high at 82%. In contrast, August experiences milder nights with minimum temperatures around 8°C (46°F) and maximums soaring to 36°C (97°F), leading to a warmer average of 19°C (66°F). This month also sees slightly higher precipitation at 80 mm (3.2 in) over 14 days, but with a lower humidity level of 76%. For more detailed information, you can check Braine-l'Alleud weather in August.

When comparing the weather in May and September, both months exhibit relatively mild temperatures and comparable humidity levels of 82%. In May, temperatures range from a chilly 1°C (33°F) to a warm 31°C (88°F), with an average of 13°C (57°F). The month sees about 58 mm (2.3 in) of precipitation over 12 days. In contrast, September offers slightly warmer average temperatures, ranging from a minimum of 4°C (39°F) to a maximum of 33°C (91°F), averaging around 15°C (60°F). Precipitation in September is marginally lower at 55 mm (2.2 in) over 9 days. For those interested in more detailed weather patterns, check out Braine-l'Alleud weather in September.

In comparing the weather of May and October, May features a broader temperature range, with minimums dropping to 1°C (33°F), average highs reaching up to 31°C (88°F), and humidity at 82%. In contrast, October sees cooler averages with temperatures ranging from a minimum of 1°C (34°F) to a maximum of 25°C (77°F), along with increased humidity levels at 89%. Precipitation also rises in October, accumulating 76 mm (3.0 in) over 13 days, compared to May's 58 mm (2.3 in) across 12 days. For those interested in a more detailed look at October conditions, check out Braine-l'Alleud weather in October.

May and November present contrasting weather patterns, showcasing the transition from spring to autumn. In May, temperatures range from a minimum of 1°C (33°F) to a maximum of 31°C (88°F), offering a pleasant average of 13°C (57°F). This month sees about 58 mm (2.3 in) of precipitation over approximately 12 days, accompanied by humidity levels around 82%. In contrast, November experiences cooler temperatures, with a minimum of -2°C (28°F) and a maximum of 18°C (65°F), averaging just 7°C (45°F). The month has slightly less precipitation at 57 mm (2.2 in) over 11 days, but a higher humidity of 92%. For a detailed look at November weather, check out Braine-l'Alleud weather in November.

In comparing the weather of May and December, it becomes apparent that these months exhibit stark contrasts. May boasts a more temperate climate, with average temperatures ranging from a pleasant 1°C (33°F) to a high of 31°C (88°F), while December experiences chillier conditions, with temperatures fluctuating between -5°C (24°F) and 15°C (59°F). Additionally, May sees less precipitation at 58 mm (2.3 in) over about 12 days, compared to December's 93 mm (3.7 in) over 17 days, contributing to a noticeable increase in humidity levels, which reach 92% in December. For more detailed information on winter weather conditions, you can refer to Braine-l'Alleud weather in December.

Compare Braine-l'Alleud's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Braine-l'Alleud

As May arrives in Braine-l'Alleud, the weather presents a refreshing transition from the cooler months, featuring a delightful mix of warm days and brisk nights. With average temperatures climbing, residents witness a significant rise in warmth compared to earlier in the year, making it an ideal time for outdoor activities amidst the blooming scenery. However, May also carries an element of unpredictability with occasional rainfall and high humidity, creating a vibrant and lush environment. As you prepare for May’s unique charm, delve deeper into the specifics of the weather by exploring Braine-l'Alleud Climate.