Last updated: August 21, 2025
In Grimbergen, Belgium, May showcases a dynamic weather pattern, featuring maximum temperatures soaring up to 31°C (88°F), while averaging a mild 14°C (57°F). However, the month also brings a brisk reminder of spring with minimum temperatures dipping to 1°C (35°F). Rainfall is notable, accumulating 58 mm (2.3 in) over 12 days, contributing to a humid environment with an average humidity level of 82%. Whether basking in the warmth of sunny afternoons or navigating through occasional showers, May in Grimbergen presents a captivating blend of weather experiences.
In May, Grimbergen, Belgium, begins to bloom as spring reaches its peak, with temperatures reflecting a delightful transition. The minimum temperature rises to a mild 1°C (35°F), while the average temperature climbs to a comfortable 14°C (57°F), making outdoor activities increasingly enjoyable. As the month progresses, the maximum temperature can soar to a warm 31°C (88°F), hinting at the approaching summer. This noticeable increase in warmth compared to the preceding months signals a vibrant change in the weather, inviting locals and visitors alike to relish the blossoming landscapes and longer days. Overall, May serves as a gentle reminder of the warmer season ahead, making it a perfect time for exploration and adventure in Grimbergen.
In May, Grimbergen experiences a moderate precipitation amount of 58 mm (2.3 in), falling on approximately 12 days of the month. This marks a slight increase from the drier April, which recorded just 38 mm. Notably, May's rainfall foreshadows the wetter months ahead, with June and July typically seeing higher averages. As the spring progresses, the steady precipitation not only nourishes the surrounding landscapes but also contributes to the lush greenery that Belgium is renowned for. This balance of rain and burgeoning blossoms paints a picturesque scene, inviting residents and visitors alike to embrace the beauty of nature in full bloom.
In Grimbergen, Belgium, the transition into May brings a slight reprieve from the high humidity that characterizes the winter months. With humidity levels at 82%, May marks a gradual decline from the 85% registered in April. This trend of decreasing humidity continues into June, indicating a move towards the drier summer months ahead. Interestingly, the humidity remains moderately stable throughout the summer, hovering around 80% in July and dipping further to 76% in August. As autumn approaches, humidity begins to rise again, revealing a cyclical pattern of moisture throughout the year. Overall, May serves as an essential pivot point in Grimbergen's climate, bridging the dampness of spring with the warmer, slightly drier days of summer.
In May, Grimbergen experiences a notable shift in the UV Index, rising to 7, which falls into the high exposure category. This marks a significant increase from the previous months, where UV levels hovered between 1 and 5. As sunlight becomes stronger, residents and visitors should be mindful, as the recommended burn time drops to just 25 minutes. This trend indicates that with the arrival of warmer days, protective measures against sun exposure become more essential. Following May, the intensity peaks again in June and July, where the index reaches a very high level of 8. To effectively navigate the changing UV conditions in Grimbergen, check out the detailed information at Grimbergen UV Index.
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In Grimbergen, Belgium, May marks a delightful transition into the heart of spring, with an impressive 397 hours of sunshine illuminating the days. This vibrant month showcases a remarkable increase from the 348 hours in April and sets the beautiful tone for an even sunnier June with 400 hours. As the year progresses, sunshine peaks in July at 411 hours, creating a warm and inviting atmosphere that captivates both locals and visitors. Interestingly, this upward trend begins to wane as autumn approaches, with September bringing 320 hours of sunlight, a noticeable dip from the summer's bounty. Overall, the data reveals a compelling journey of increasing warmth and brightness culminating in the summer months, before gracefully tapering into the cooler fall season.
May in Grimbergen, Belgium, brings with it a 33% chance of sunny weather—a slight dip from the preceding months. As spring unfolds, April kicks off with a more optimistic 48% chance, showcasing a strong transition toward sunnier days, while March and February hint at the seasonal shift with 39% and 31% respectively. However, as summer approaches, the likelihood of sun remains relatively stable, with June and July both hovering around 34%. This pattern suggests that while May may not boast the sunniest days, the gradual increase in sunny opportunities leading into summer creates an overall sense of optimism for outdoor activities as the days lengthen and warmth begins to settle in.
In Grimbergen, Belgium, the transition from spring to summer is beautifully reflected in the increasing daylight duration. Starting with 8 hours of daylight in January, there's a steady rise that reaches 15 hours by May, marking one of the sunniest months. This pattern of growth continues into June, where daylight peaks at 16 hours, before gradually tapering off through the summer. The gentle decline in daylight during the latter half of the year, from 14 hours in August down to 8 hours in November, highlights the shifting seasons and reminds us of the cyclical nature of time. As May unfolds, residents relish the long, bright evenings, allowing for ample opportunity to enjoy the outdoors before the days begin to shorten again.
In May, Grimbergen experiences a gentle average wind speed of 4.2 m/s (9 mph), which is slightly higher than the preceding months of March and April, where winds were notably calmer at 3.9 m/s and 3.4 m/s, respectively. As spring transitions into summer, this uptick in wind speed hints at an invigorating breeze that breathes life into the blossoming landscape. While January and October showcase similar wind strengths at 4.3 m/s and 4.2 m/s, it’s evident that May’s winds are part of a broader pattern of fluctuating breezes throughout the year. This month stands out as a time when the weather feels refreshingly dynamic, inviting residents and visitors alike to step outside and enjoy the vibrant surroundings under the gentle caress of the wind.
Weather in Grimbergen varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Grimbergen, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January present two contrasting weather profiles. In May, temperatures range from a minimum of 1°C (35°F) to a pleasant maximum of 31°C (88°F), with an average around 14°C (57°F). While May experiences a moderate amount of rainfall, with 58 mm (2.3 in) over about 12 days, it has relatively lower humidity at 82%. In contrast, January is much colder, with temperatures dipping to a minimum of -6°C (21°F) and only rising to a maximum of 14°C (58°F), averaging just 4°C (40°F). This month also sees slightly more precipitation at 62 mm (2.4 in) across the same number of days, but with a higher humidity of 91%. For more details on the January climate, you can check Grimbergen weather in January.
When comparing the weather in May and February, distinct differences emerge. May features a more temperate climate, with temperatures ranging from a chilly 1°C (35°F) to a warm 31°C (88°F) and an average of 14°C (57°F), while February presents a much colder scenario, with temperatures dipping as low as -12°C (11°F) and averaging 6°C (42°F). Precipitation levels are somewhat comparable, with May receiving 58 mm (2.3 in) and February slightly higher at 67 mm (2.6 in), both occurring over 12 days. Humidity is marginally lower in May at 82%, compared to February's 89%, contributing to a more comfortable atmosphere as spring approaches. For further details on February weather, you can visit Grimbergen weather in February.
When comparing the weather in March and May, notable differences emerge. March typically experiences cooler temperatures, with a minimum of -7°C (19°F) and an average of 7°C (46°F), while May warms up significantly, reaching a minimum of 1°C (35°F) and averaging 14°C (57°F). In terms of maximum temperatures, May can soar to 31°C (88°F), whereas March peaks at a more moderate 23°C (73°F). Precipitation levels are similar, with March receiving 69 mm (2.7 in) over 14 days, compared to May's 58 mm (2.3 in) over 12 days. Humidity is slightly higher in March at 87% compared to May's 82%. For a more detailed view of March weather, please visit Grimbergen weather in March.
In comparison to April, May experiences noticeably warmer temperatures, with minimums ranging from 1°C (35°F) compared to April's -3°C (26°F), and average highs reaching 31°C (88°F) versus April's maximum of 27°C (81°F). Precipitation also increases in May, totaling 58 mm (2.3 in) over 12 days, while April sees less rain, with 38 mm (1.5 in) across just 8 days. Humidity remains similar, with May at 82% and April slightly higher at 85%. For more details on April weather, you can visit Grimbergen weather in April.
In comparison to May, June sees a notable increase in average temperature, rising from 14°C (57°F) to 18°C (65°F), with minimum temperatures also climbing from 1°C (35°F) to 8°C (46°F). While both months feature similar humidity levels of 82%, June experiences slightly higher precipitation at 63 mm (2.5 in) over 9 days, compared to May's 58 mm (2.3 in) over 12 days. This indicates a trend towards slightly warmer and a bit wetter conditions as summer approaches. For more detailed weather information, you can check Grimbergen weather in June.
In comparing the weather of May and July, it’s clear that July experiences warmer temperatures overall, with average highs reaching up to 39°C (102°F) compared to May's maximum of 31°C (88°F). The minimum temperature in July is also noticeably higher at 8°C (47°F) versus May’s chilly 1°C (35°F). Both months see similar levels of precipitation, with July recording 67 mm (2.6 in) over 11 days and May slightly lower at 58 mm (2.3 in) over 12 days. Humidity levels remain fairly high in both months, with May at 82% and July slightly lower at 80%. For a closer look at the weather specifics in July, you can check out Grimbergen weather in July.
In May, temperatures range from a chilly 1°C (35°F) at their lowest to a warm 31°C (88°F) at their peak, with an average of 14°C (57°F). The month experiences a fair amount of rainfall, totaling 58 mm (2.3 in), spread over 12 days, and comes with relatively high humidity at 82%. In contrast, August presents a more consistent warmth, with minimum temperatures of 8°C (47°F) and maximums reaching 35°C (96°F), averaging around 19°C (66°F). However, it sees slightly more rainfall, with 73 mm (2.9 in) over 14 days, and a humidity level of 76%. For additional details about the August weather specifics, check out Grimbergen weather in August.
The weather in May and September shows some notable similarities and differences. In May, temperatures range from a chilly minimum of 1°C (35°F) to a warm maximum of 31°C (88°F), with an average of 14°C (57°F). The month experiences approximately 58 mm (2.3 in) of rainfall over 12 days, maintaining a consistent humidity level of 82%. In contrast, September sees slightly higher minimum temperatures starting at 4°C (40°F) and a higher average of 16°C (60°F), with maximums reaching up to 33°C (91°F). Precipitation decreases to around 50 mm (2.0 in) over 9 days, while humidity remains steady at 82%. For more detailed insights into weather conditions during this month, you can visit Grimbergen weather in September.
In comparing the weather conditions of May and October, we observe noticeable differences in temperature, precipitation, and humidity. May typically experiences a wider temperature range, with minimums around 1°C (35°F) and maximums peaking at 31°C (88°F), leading to an average temperature of 14°C (57°F). The month sees about 58 mm (2.3 in) of precipitation over approximately 12 days, accompanied by a humidity level of 82%.
In contrast, October's climate is cooler, with temperatures ranging from a minimum of 2°C (35°F) to a maximum of 25°C (78°F), resulting in a slightly lower average temperature of 13°C (55°F). October is also wetter, receiving 79 mm (3.1 in) of rain across roughly 13 days, and displays a higher humidity level of 89%. For a more detailed look at October weather, you can check Grimbergen weather in October.
May and November showcase distinct weather patterns, with May typically enjoying warmer temperatures. In May, the average temperature hovers around 14°C (57°F), reaching highs of up to 31°C (88°F), while November's averages drop to a cooler 8°C (46°F), peaking at 19°C (66°F). Precipitation levels are relatively close, with May receiving 58 mm (2.3 in) over 12 days and November slightly less at 53 mm (2.1 in) across 11 days. Additionally, November tends to be more humid, with levels at 92% compared to May's 82%. For a more detailed look at November weather, check out Grimbergen weather in November.
In comparing the weather between May and December, one can observe significant differences in temperature and precipitation patterns. May features a broader temperature range with minimums of 1°C (35°F) and maximums reaching up to 31°C (88°F), providing an average of 14°C (57°F). This month also experiences 12 days of precipitation, totaling 58 mm (2.3 in), along with a relatively high humidity of 82%. In contrast, December is much colder, with minimum temperatures plummeting to -4°C (24°F) and maximums only reaching 15°C (59°F), averaging 6°C (43°F). December is wetter, with 16 days of rainfall accumulating to 89 mm (3.5 in) and slightly higher humidity at 92%. For more detailed insights, you can check Grimbergen weather in December.
As May unfolds in Grimbergen, the weather emerges as a refreshing transition from the cooler months, showcasing a delightful blend of warmth and occasional showers. With maximum temperatures reaching a balmy 31°C, the average of 14°C offers a comfortable reprieve from the chill of early spring. However, the month is not without its rainy days, as 12 days of precipitation contribute to the region’s lush greenery, while humidity peaks at 82%, adding to the vibrant feel of the season. In contrast to the brisk temperatures of winter and the mildness of April, May in Grimbergen invites outdoor adventures and blossoming landscapes, making it a unique month in the yearly climate cycle. For a deeper understanding of how May weather compares to other seasons, explore our detailed resource on Grimbergen Climate.