August Weather in Ixelles, Belgium

Last updated: August 21, 2025

In Ixelles, Belgium, August presents a vibrant mix of weather dynamics, with maximum temperatures soaring up to 36°C (97°F), balanced by a comfortable average of 19°C (66°F). While the mercury can dip as low as 8°C (46°F), the month experiences moderate rainfall, accumulating 80 mm (3.2 in) over approximately 14 days, promoting a lush environment. Coupled with a humidity level of 76%, August in Ixelles offers a unique atmosphere that encapsulates the heart of summer amidst occasional refreshing showers.

August Temperature in Ixelles

August in Ixelles, Belgium, showcases a delightful warmth as summer reaches its peak. With minimum temperatures averaging 8°C (46°F) and soaring daytime highs climbing to 36°C (97°F), this month offers a vibrant contrast to the chill of the earlier winter months. The average temperature stabilizes around 19°C (66°F), making it an inviting time for outdoor activities and social gatherings. As the sweltering heat of July gives way to slightly milder August days, residents and visitors alike can enjoy a blend of warmth without the oppressive extremes, setting the stage for a perfect summer experience. This trend of rising temperatures captures the essence of Ixelles' summer charm, highlighting a season brimming with life and energy.

August Weather in Ixelles: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Ixelles, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ixelles, August 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 Ixelles 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.

August Precipitation in Ixelles

August in Ixelles, Belgium, typically welcomes a noticeable uptick in precipitation, with an average of 80 mm (3.2 in) of rain falling over 14 days. This makes it one of the wetter months of the year, following the July peak of 71 mm (2.8 in). Interestingly, the trend indicates a gradual rise in rainfall from the drier spring months, peaking in the summer before dipping again in September to 55 mm (2.2 in). This consistent increase in August's precipitation underlines its role in nurturing the lush landscapes that characterize the region, allowing for vibrant greenery as the summer draws to a close. As such, August stands out as a month where both rain and nature's beauty flourish in tandem.

August Precipitation Trends in Ixelles

The chart displays monthly precipitation patterns in Ixelles, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Ixelles, August typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec656971375866718055765793
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Ixelles

In Ixelles, Belgium, August marks a noticeable shift in humidity, dipping to 76%, the lowest level of the year. This decline from the muggy summer months of June and July, both at 80%, suggests a transition towards the more temperate conditions of autumn. As the summer heat wanes, the air becomes crisper, paving the way for the refreshing change of September, which sees humidity rise again to 82%. Overall, the trend clearly illustrates a gradual decrease in humidity from the start of summer, offering residents a brief respite before the wetter months of autumn arrive, with humidity climbing back to 89% in October.

August Average Humidity in Ixelles

This chart illustrates the average monthly humidity levels in Ixelles, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Ixelles 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 August generated using information from the Copernicus Climate Change Service.

August UV Index in Ixelles

In Ixelles, Belgium, August sees a UV Index of 7, indicating a high exposure category with a burn time of around 25 minutes. This month marks a slight decline from the peak of August's cousin, July, which shares the same index but previously held a very high rating. It's clear that as summer shifts towards fall, the UV intensity begins to wane; however, while it’s less intense than in July, it still calls for caution. As the days grow shorter, residents should remain vigilant about sun protection to enjoy the remaining warm days. For more detailed insights, visit Ixelles UV Index.

Maximum UV Index Levels in Ixelles for August

The chart shows the monthly maximum UV Index (UVI) for Ixelles in August, 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 August, the maximum UV index in Ixelles typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Ixelles August 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.

August Sunshine in Ixelles

August in Ixelles, Belgium, offers a delightful retreat from the summer heat, boasting 379 hours of sunshine. This month beautifully encapsulates the gradual decline in daylight as the season transitions into fall. Following a spike in sunny days from June to July, where the hours reached a peak of 406, August still holds its ground with significant brightness, though it marks a noticeable drop as days grow shorter. The trend reveals a vibrant summer, peaking mid-year, and a gentle tapering off into the autumn months, making August both a culmination of summer's warmth and a subtle herald of the cozy days to come. As September follows with 319 hours, the lingering sunlight continues to bathe Ixelles in a warm glow, leaving residents with fond memories of summer’s end.

Monthly Sunshine Duration in Ixelles: August Highlighted

The August sunshine duration represents the total number of hours Ixelles experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec121h200h266h346h394h398h406h379h319h240h190h143h
Data source: Ixelles August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ixelles During August

In Ixelles, Belgium, the likelihood of sunny weather peaks in the spring months, with April boasting a favorable 50% chance of sunshine. However, as summer progresses, the probability begins to decline, with August offering a 29% chance of clear skies. This trend suggests that while early summer may provide some promise of sunshine, the latter part tends to be less reliable. Interestingly, the sunniest months are March and April, indicating a shift in seasonal weather patterns that could surprise those expecting a typical summer glow in August. Overall, if you’re planning summer activities, it’s wise to prepare for a mix of weather, as the sunshine may not be as abundant as one would hope.

Percentage of Sunny Days in August in Ixelles

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

Daylight Hours in Ixelles in August

In Ixelles, Belgium, August marks a delightful transition in the daylight hours, offering a robust 14 hours of sunlight. This seasonal peak follows the long days of June, which boasts a remarkable 16 hours of daylight, and gracefully tapers into the warmer months. As summer wanes, daylight gradually diminishes, yet the rich legacy of abundant sunshine persists throughout August, providing ideal conditions for outdoor activities. Looking ahead, September will see a noticeable drop to 12 hours, reminding us that while the days are getting shorter, the lingering warmth and brightness of summer still linger, creating perfect evenings for late strolls and gatherings under the sky.

Average Daylight Hours in Ixelles for August

The chart illustrates the variation in daylight duration in Ixelles throughout the year, with August 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: Ixelles daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Ixelles

In August, Ixelles experiences a moderate wind speed of 3.4 m/s (8 mph), reflecting a slight uptick from the calmer breezes of June and July. This change hints at the late-summer transition as the winds begin to pick up again. Over the year, the average wind speeds fluctuate, peaking in January at 4.4 m/s and then dipping to their lowest in June. As autumn approaches in September, a gradual decline is expected, with speeds dropping to 3.0 m/s (7 mph). Overall, the data illustrates a cyclical pattern where the winds in Ixelles are stronger in the winter and milder during the summer months, creating a dynamic yet tranquil atmosphere that's perfect for enjoying the local charm of this vibrant neighborhood.

Average August Wind Speed in Ixelles

The chart displays monthly wind speed patterns in Ixelles, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.44.64.03.44.42.83.33.4 m/s3.04.33.34.2
Data source: Ixelles August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Ixelles Compares to Other Months

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

August and January present stark contrasts in weather. In August, temperatures range from a cool 8°C (46°F) at night to a scorching 36°C (97°F) during the day, with an average of 19°C (66°F). The month also sees a higher humidity level of 76% and approximately 80 mm (3.2 in) of precipitation over 14 days. In comparison, January experiences much colder temperatures, with a minimum of -7°C (20°F) and a maximum of only 14°C (57°F), averaging just 4°C (39°F). This winter month also features a slightly lower precipitation level of 65 mm (2.5 in) spread across 12 days and higher humidity at 91%. For more detailed insights, check out Ixelles weather in January.

August and February showcase strikingly different weather patterns. In August, temperatures range from a mild 8°C (46°F) to a scorching 36°C (97°F), with an average of 19°C (66°F), making it the warmest month of the year. Conversely, February experiences a much chillier climate, with temperatures ranging from a low of -8°C (17°F) to a high of 19°C (66°F) and averaging only 5°C (42°F). Precipitation is also notable, with August seeing 80 mm (3.2 in) over 14 days, whereas February has slightly less at 69 mm (2.7 in) across 12 days. Moreover, February's humidity at 89% adds to the winter's chill, while August, with a humidity level of 76%, feels more stifling in the heat. For a deeper look at the weather in February, you can visit Ixelles weather in February.

In comparing the weather of August and March, August presents warmer temperatures, with daily averages reaching a comfortable 19°C (66°F) and highs soaring up to 36°C (97°F). In contrast, March experiences cooler conditions, where average temperatures hover around 7°C (45°F), peaking at a more modest 23°C (74°F). Both months see a similar number of rainy days, with August receiving slightly more precipitation at 80 mm (3.2 in) compared to March’s 70 mm (2.8 in). Additionally, March's humidity levels are higher at 87%, contrasting with August's 76%, which can make March feel quite damp. For more details on March's weather, visit Ixelles weather in March.

When comparing the weather in August and April, significant differences become apparent. August features a wider temperature range, with minimums around 8°C (46°F) and maximums soaring to 36°C (97°F), averaging 19°C (66°F). In contrast, April's temperatures start at a chillier minimum of -4°C (26°F), reaching a pleasant maximum of 27°C (80°F) and averaging only 10°C (50°F). Precipitation is more frequent in August, with about 80 mm (3.2 in) falling over 14 days, while April sees less rainfall, totaling 37 mm (1.5 in) across 8 days. Humidity levels are relatively high in both months, but April has a slightly higher average at 85% compared to August's 76%. For a detailed look at April's weather in Ixelles, check out Ixelles weather in April.

When comparing the weather in August and May, significant differences emerge. August enjoys warmer temperatures, with a minimum of 8°C (46°F) and an average of 19°C (66°F), reaching a maximum of 36°C (97°F), while May starts cooler, with a minimum of 1°C (33°F) and an average of 13°C (57°F), peaking at 31°C (88°F). Precipitation levels also differ, with August receiving 80 mm (3.2 in) over 14 days, compared to May's 58 mm (2.3 in) over 12 days. Interestingly, while August typically has a slightly lower humidity level at 76%, May has a higher humidity at 82%. For more detailed information on May weather, you can visit Ixelles weather in May.

August weather tends to be warmer than June, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 36°C (97°F), while June sees a slightly cooler range, minimally starting at 7°C (44°F) and peaking at 32°C (91°F). The average temperature in August is around 19°C (66°F), just slightly higher than June's average of 18°C (65°F). Both months experience significant humidity, with August at 76% and June at 82%, indicating a generally muggy atmosphere. In terms of precipitation, August receives more rainfall with 80 mm (3.2 in) over 14 days, compared to June's 66 mm (2.6 in) over 9 days. For more detailed insights on June weather, you can visit Ixelles weather in June.

In comparing the weather between July and August, both months experience similar temperature ranges, with minimums around 8°C (46°F) and averages of 19°C (66°F). However, July slightly edges out August with a higher maximum temperature of 39°C (102°F) compared to August's maximum of 36°C (97°F). July also has somewhat less precipitation at 71 mm (2.8 in) over 11 days, versus August's 80 mm (3.2 in) over 14 days. Humidity levels are fairly comparable, standing at 80% in July and 76% in August. For a closer look at July's weather specifics, check out Ixelles weather in July.

In August, temperatures range from a minimum of 8°C to a maximum of 36°C, with an average of 19°C, making it a warm month. The weather is characterized by relatively high humidity at 76% and notable rainfall, with 80 mm over 14 days. In contrast, September sees cooler conditions, with temperatures dipping to a minimum of 4°C and averaging 15°C, peaking at 33°C. While it remains humid at 82%, precipitation decreases to 55 mm over 9 days, indicating a slight reduction in rainy days. For more detailed information, check out Ixelles weather in September.

In August, the weather is characterized by warm temperatures, with a minimum of 8°C (46°F) and an average of 19°C (66°F), peaking at a hot 36°C (97°F). The month experiences significant rainfall, totaling 80 mm (3.2 in) over approximately 14 days, accompanied by a relatively high humidity level of 76%.

In contrast, October brings cooler temperatures, featuring a minimum of 1°C (34°F) and an average of 12°C (54°F), with a maximum of 25°C (77°F). Although the total precipitation is slightly lower at 76 mm (3.0 in), rain is expected on about 13 days, and humidity increases to 89%, creating a distinctly damp feel. For more detailed information, you can check Ixelles weather in October.

August weather in Ixelles offers warm temperatures, with an average of 19°C (66°F) and a maximum reaching up to 36°C (97°F). The month is characterized by a higher level of humidity at 76% and significant precipitation, totaling 80 mm (3.2 in) across 14 days. In contrast, November brings cooler conditions, with an average temperature of 7°C (45°F) and maximums around 18°C (65°F), which is a stark drop from August's heat. While November experiences less rainfall—57 mm (2.2 in) over 11 days—it has a higher humidity level at 92%, contributing to a chillier feel in the air. For more insights into November weather specifics, you can check Ixelles weather in November.

August and December present stark contrasts in weather conditions. In August, temperatures can soar to a maximum of 36°C (97°F), with an average of 19°C (66°F) and relatively high humidity at 76%. While there is significant rainfall, with 80 mm (3.2 in) over approximately 14 days, the warm climate offers a vibrant summer atmosphere. In contrast, December temperatures drop considerably, with maximums reaching only 15°C (59°F) and average temperatures around 5°C (42°F). The month is also characterized by lower temperatures, touching a minimum of -5°C (24°F), and heightened humidity levels at 92%. Precipitation increases slightly to 93 mm (3.7 in), spread over 17 days, highlighting the chill of winter. For more details on the conditions in December, check Ixelles weather in December.

Compare Ixelles's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Ixelles

August in Ixelles brings a vibrant blend of warm temperatures and increased humidity, setting it apart from other months. While the average temperature hovers around a comfortable 19°C, it can soar up to a scorching 36°C, creating a summer atmosphere perfect for outdoor activities. However, this month also sees a noticeable uptick in humidity levels at 76% and precipitation, with an average of 80 mm spread across 14 days, which can lead to occasional rain showers. This combination makes August a unique month that captures the essence of summer while still offering a glimpse of the transitioning season. For a deeper insight into the year-round climate, be sure to check out Ixelles Climate.