Last updated: August 21, 2025
In Grimbergen, Belgium, August presents a dynamic climate characterized by warm temperatures and intermittent rainfall. The maximum temperature can soar to an impressive 35°C (96°F), while the average settles at a comfortable 19°C (66°F), offering a pleasant escape from the heat at night with minimum lows around 8°C (47°F). This month witnesses around 73 mm (2.9 in) of precipitation spread across 14 days, contributing to a humidity level of 76%, creating a humid yet vibrant atmosphere. Whether exploring the charming streets or enjoying the outdoors, August in Grimbergen invites warmth and occasional showers, perfect for experiencing its beauty.
In Grimbergen, Belgium, August brings a delightful warmth as summer reaches its peak. With minimum temperatures staying comfortably around 8°C (47°F), the days often see an average of 19°C (66°F), providing a pleasant climate for outdoor activities and gatherings. However, the warmth can spike dramatically, with maximum temperatures soaring up to 35°C (96°F), reminiscent of the sweltering July days that precede it. This month marks a transitional period as the heat begins to wane, but it still offers ample opportunity for enjoying the lingering sunshine before autumn sets in. As the warm days blend into cooler evenings, visitors and locals alike relish the vibrancy of summer in this charming Belgian town.
In August, Grimbergen experiences a notable increase in precipitation, receiving 73 mm (2.9 in) of rain over 14 days. This marks the wettest month of the summer, building on the steady rainfall observed in July with 67 mm (2.6 in). As the year progresses, August’s precipitation hints at a transition towards the cooler months ahead, where rainfall typically intensifies, culminating in October’s peak of 79 mm (3.1 in). The trend reveals that while summer brings a fair share of wet days, August stands out as a crucial period, with a blend of warmth and moisture setting the stage for the autumn season.
In Grimbergen, Belgium, August marks a notable shift in humidity levels, dipping to 76%, making it one of the driest months of the year. This decrease follows a gradual decline from a high of 91% in January to a more comfortable 80% in July. August's humidity is a breath of fresh air, providing a welcome reprieve from the wetter months preceding it. However, the atmospheric moisture begins to creep back up in September, returning to 82% and setting the stage for the autumn months. This seasonal pattern highlights a clear trend of decreasing humidity in the summer, followed by an uptick as fall approaches, giving locals and visitors alike a delightful window for outdoor activities.
In August, Grimbergen experiences a UV Index of 7, categorized as high, which suggests that while sun exposure is enjoyable, precautions should still be taken. This trend is consistent with the peak summer months, where the UV Index reaches its highest values in June and July at 8, representing very high exposure risk. However, as summer winds down, August’s index reflects a slight decrease, with a recommended burn time of 25 minutes before the skin may start showing signs of sunburn. As the year progresses into September, the UV Index drops to 5, marking a transition to more moderate exposure. For more detailed information and daily updates, check out Grimbergen UV Index.
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In August, Grimbergen basks in a generous 383 hours of sunshine, continuing the summer trend that began in June and peaked in July with an impressive 411 hours. As the warmest months of the year unfold, the sun consistently graces the region, contributing to a sense of vitality and outdoor enjoyment. Following August, the sunshine hours gradually decline, hinting at the approaching autumn, as September sees a notable drop to 320 hours. Overall, this sunshine trend reveals that summer not only shines brightly but also leaves a lingering warmth in the early fall, inviting both residents and visitors to cherish every sunlit moment.
In Grimbergen, Belgium, the likelihood of sunny weather reaches a notable peak in spring, with April showcasing a blossoming 48% chance of sunshine. However, as we transition into the summer months, the prospects shift slightly, with August offering a 30% chance of clear skies. This figure, while lower than the seasonal high achieved earlier in the year, reflects a consistent trend of fluctuating sunshine opportunities throughout the warmer months. As we move from summer into autumn, the probabilities rebound slightly, with September matching August at 34%. Overall, while August can be a mix of sun and clouds, it maintains a fair chance for those hoping to bask in the sun before the cooler months arrive.
In Grimbergen, Belgium, August marks a gentle transition from the long, bright days of summer towards the shorter daylight hours of autumn. With an impressive 14 hours of daylight, August retains much of the summer's light, though it signals the beginning of a gradual decline as the days shorten. This month follows the peak of 16 hours in June, showcasing a consistent pattern where daylight begins to wane after the summer solstice. As August progresses, the city embraces evening sunsets that linger a bit longer, encouraging outdoor activities and gatherings before the days shrink down to 12 hours in September. The overall trend reflects the cyclical nature of seasons, with each month presenting a distinct rhythm of light that shapes the experiences of those living in this charming Belgian locality.
In Grimbergen, Belgium, the August winds are a gentle whisper, averaging 3.3 m/s (7 mph), slightly higher than the calmer summer months of June and July. This transition signals a subtle shift as the summer haze begins to dissipate, paving the way for the crisp fall air. Interestingly, while August's wind speed is modest, it precedes a noticeable increase in October when gusts pick up to 4.2 m/s (9 mph). The overall trend for the year shows that winds tend to reach their peak in the colder months, with January and February also showcasing stronger breezes. As summer softly handing the baton to autumn, the August winds in Grimbergen create a tranquil backdrop, inviting both reflection and a hint of anticipation for the change of seasons ahead.
Weather in Grimbergen varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Grimbergen, focusing on differences in temperature, rainfall, humidity, and UV levels.
August and January represent two distinct climatic extremes. In August, temperatures range from a minimum of 8°C (47°F) to a scorching maximum of 35°C (96°F), with an average temperature of 19°C (66°F). The month sees significant precipitation, totaling 73 mm (2.9 in) over about 14 days and a humidity level of 76%. In contrast, January experiences much colder weather, with temperatures dipping to a minimum of -6°C (21°F) and averaging just 4°C (40°F), while the maximum reaches 14°C (58°F). The total precipitation in January is slightly lower at 62 mm (2.4 in) over approximately 12 days, accompanied by higher humidity at 91%. For a closer look at January's weather, you can visit Grimbergen weather in January.
August and February present contrasting weather experiences. In August, temperatures can soar to a maximum of 35°C (96°F), providing warm and humid conditions with an average of 19°C (66°F). The month typically sees about 73 mm (2.9 in) of precipitation over 14 days, resulting in a humidity level of 76%. In stark contrast, February usually experiences much colder temperatures, with minimums plummeting to -12°C (11°F) and an average temperature of only 6°C (42°F). Precipitation is slightly less at 67 mm (2.6 in), with rain falling on 12 days and humidity peaking at 89%. For a detailed overview of February weather, you can check Grimbergen weather in February.
When comparing the weather in August and March, it’s evident that the two months present contrasting climates. August typically brings warmer temperatures, with an average of 19°C (66°F) and maximums reaching up to 35°C (96°F), while March offers a cooler atmosphere, averaging only 7°C (46°F) and peaking at 23°C (73°F). Both months experience similar levels of precipitation, around 69-73 mm, and approximately 14 rainy days, but March has a higher humidity level at 87% compared to 76% in August. This results in a notably different feel between the two months, with August being hot and relatively drier while March tends to be chilly and humid. For more specifics about March weather, you can visit Grimbergen weather in March.
When comparing the weather in April and August, noticeable differences emerge in both temperature and precipitation. In August, temperatures range from a minimum of 8°C (47°F) to a maximum of 35°C (96°F), with an average of 19°C (66°F). The month experiences significant humidity at 76% and about 73 mm (2.9 in) of precipitation over 14 days. In contrast, April sees much cooler weather, with temperatures varying from -3°C (26°F) to a maximum of 27°C (81°F), and an average temperature of 10°C (51°F). Precipitation in April is less, totaling 38 mm (1.5 in), and occurs over 8 days, along with slightly higher humidity at 85%. For more detailed information about the climate in this month, check out Grimbergen weather in April.
In comparing the weather between August and May, August tends to be warmer overall, with average temperatures reaching 19°C (66°F) compared to May's average of 14°C (57°F). August experiences higher maximum temperatures, peaking at 35°C (96°F), while May's maximum reaches 31°C (88°F). Although August has a slightly higher total precipitation of 73 mm (2.9 in) over 14 days, May is not far behind with 58 mm (2.3 in) over 12 days. Humidity levels are also high in both months, with August at 76% and May at 82%, creating a moderately humid atmosphere throughout the early summer and late spring. For more detailed insights on the weather in May, you can visit Grimbergen weather in May.
In comparing the weather of August and June, August tends to be warmer, with average temperatures reaching around 19°C (66°F) compared to June's 18°C (65°F). The maximum temperatures in August can spike up to 35°C (96°F), while June sees a maximum of 32°C (91°F). Additionally, August experiences slightly more precipitation at 73 mm (2.9 in) over 14 days, compared to June's 63 mm (2.5 in) over 9 days. Humidity levels are high in both months, with August at 76% and June slightly higher at 82%. For more detailed insights, you can check Grimbergen weather in June.
In comparing the weather between July and August, both months exhibit similar minimum temperatures around 8°C (47°F) and average temperatures of approximately 19°C (66°F). However, July tends to be warmer overall, with maximum temperatures reaching 39°C (102°F), compared to August's peak of 35°C (96°F). Additionally, July experiences slightly less precipitation at 67 mm (2.6 in) over 11 days, while August sees a bit more rainfall at 73 mm (2.9 in) spread across 14 days. Humidity levels are marginally lower in July at 80%, while August maintains a higher humidity at 76%. For more detailed information, you can visit Grimbergen weather in July.
August generally presents warmer conditions than September, with average temperatures reaching 19°C (66°F), peaking at a maximum of 35°C (96°F), while September sees a drop in temperature, averaging 16°C (60°F) and peaking at 33°C (91°F). The humidity is slightly higher in September at 82%, compared to 76% in August. Precipitation also decreases from August's 73 mm (2.9 in) over 14 days to September's 50 mm (2.0 in) over just 9 days, indicating a trend towards drier conditions as summer transitions to autumn. For more details, visit Grimbergen weather in September.
The weather in August is characterized by warmer temperatures, with a minimum of 8°C (47°F) and an average of 19°C (66°F), reaching up to 35°C (96°F) on the hottest days. In contrast, October sees cooler conditions, with temperatures dropping to a minimum of 2°C (35°F) and an average of 13°C (55°F), peaking at a more moderate 25°C (78°F). While August experiences relatively high humidity at 76% and receives 73 mm (2.9 in) of precipitation over 14 days, October has an even higher humidity level of 89% and slightly more precipitation at 79 mm (3.1 in) across 13 days. For a more detailed look at October weather, you can visit Grimbergen weather in October.
August and November present starkly contrasting weather conditions. In August, temperatures range from a mild minimum of 8°C (47°F) to a scorching maximum of 35°C (96°F), creating an average of 19°C (66°F). The month experiences 73 mm (2.9 in) of precipitation over about 14 days, with a relative humidity of 76%. In contrast, November ushers in much cooler temperatures, with a minimum dipping to -2°C (28°F) and averaging around 8°C (46°F), peaking at 19°C (66°F)—similar to the maximum in August. November sees a total precipitation of 53 mm (2.1 in) spread over 11 days, accompanied by higher humidity at 92%. For more detailed insights on November weather, you can visit Grimbergen weather in November.
August and December present contrasting weather conditions, highlighting the seasonal shift. In August, temperatures vary significantly, ranging from a mild 8°C (47°F) at the minimum to a scorching maximum of 35°C (96°F), with an average of 19°C (66°F). The month experiences relatively less precipitation, totaling 73 mm (2.9 in) over about 14 days, accompanied by a humidity level of 76%. In contrast, December brings much cooler temperatures, with a low of -4°C (24°F) and a maximum of 15°C (59°F), averaging just 6°C (43°F). The month is also wetter, with 89 mm (3.5 in) of precipitation spread across 16 days, and the humidity peaks at 92%. For more detailed insights, check out Grimbergen weather in December.
August in Grimbergen presents a unique blend of weather characteristics that sets it apart from other months. With warm temperatures peaking at 35°C and an average of 19°C, it showcases the tail end of summer, inviting both locals and tourists to enjoy outdoor activities. However, it also brings higher humidity levels at 76% and ample rainfall, with precipitation spread across 14 days, making it one of the wetter months of the year. This combination of warmth and moisture creates a lush environment, perfect for exploring the natural beauty of the region. For a comprehensive understanding of Grimbergen’s weather patterns throughout the year, visit Grimbergen Climate.