Last updated: August 21, 2025
Experience the diverse August weather of Saint-Gilles, Belgium, where temperatures can soar to a sweltering 36°C (97°F), yet the average remains a comfortable 19°C (66°F). Embrace the cool nights with lows dipping to 8°C (46°F). While you enjoy the sunshine, be prepared for occasional rain, with a total precipitation of 80 mm (3.2 in) over 14 days, creating a humid atmosphere with 76% humidity. Whether you prefer basking in the warmth or navigating the refreshing showers, August offers a unique blend of experiences in this charming locale.
In August, Saint-Gilles basks in warm temperatures, with a minimum of 8°C (46°F) and an average that holds steady at 19°C (66°F). The peak heat hits a sweltering 36°C (97°F), marking it as one of the hottest months of the year. This upward trend from the cooler spring and early summer months highlights the transition into the height of summer, providing a perfect backdrop for outdoor activities and cultural festivities. As August gives way to September, the temperatures begin to decline, yet they still linger at a pleasant 15°C (60°F) on average, hinting at a gradual shift towards autumn while still enjoying the warmth of late summer.
In August, Saint-Gilles experiences a noticeable uptick in precipitation, with an average of 80 mm (3.2 in), marking it as one of the wettest months of the year. This increase in rainfall coincides with a greater number of precipitation days, tallying 14 in total, which suggests a pattern of more frequent but potentially lighter showers. This trend highlights August as a pivotal month in the transition from the drier summer months to the wetter fall season, setting the stage for the significant rains that return in October and December. In contrast, earlier months like April and May boast drier conditions, with 37 mm (1.5 in) and 58 mm (2.3 in) of rain respectively, showcasing the dramatic shift as summer wanes.
In August, Saint-Gilles experiences a noticeable dip in humidity, averaging around 76%, which marks the year's lowest level. This decline from the higher humidity levels seen in the earlier months, such as 91% in January and 92% in November, reflects the transition into late summer. As the warmer months progress, there's a gradual decrease in humidity from January's peak, with humidity levels plummeting to their summer lows by August. This trend highlights a shift toward drier air as the region anticipates the upcoming autumn months, where humidity starts to creep back up again in September. Overall, August serves as a brief respite from the moisture-laden atmosphere of earlier in the year, making it an ideal time for outdoor activities in the milder climate of Saint-Gilles.
In August, the UV Index in Saint-Gilles, Belgium, reaches a solid 7, categorized as high exposure. This marks a decline from the peak 8 observed in the previous two months of June and July, which signals a slight easing of sun intensity but still necessitates caution. With a recommended burn time of just 25 minutes, it's crucial to stay protected when enjoying outdoor activities. As summer winds down, residents and visitors alike should remain mindful of UV levels, which will gradually decrease as autumn approaches, returning to more moderate indices in September. For further details and updates, explore the Saint-Gilles UV Index.
UV Risk Categories
In August, Saint-Gilles, Belgium, basks in an impressive 379 hours of sunshine, blending seamlessly into the vibrant summer atmosphere. This radiant month reflects a slight dip from July’s peak of 406 hours, yet it still contributes to a stunningly bright season. June and July showcase the sunniest days, with their hours consistently rising from the spring months. As the year progresses, sunlight gradually wanes, with September experiencing a noteworthy reduction to 319 hours. However, August remains a charming midpoint in the summer, marking a transition toward the mellow fall months while still offering plenty of opportunities to soak up the sun.
In Saint-Gilles, Belgium, the likelihood of experiencing sunny weather in August stands at 29%, slightly lower than the preceding summer months of July and June, which boast probabilities of 34% and 33%, respectively. This trend reflects a gradual decline in sunny days as summer nears its end, with April enjoying the highest chance of sun at 50% and the early months of the year showing much poorer prospects. Hence, while August still offers opportunities for enjoying warm, sunny days, visitors should be prepared for a mix of weather as the season transitions towards autumn.
In Saint-Gilles, Belgium, the month of August enjoys an inviting 14 hours of daylight, marking a gradual decline from the sun-drenched heights of 16 hours in June. This summer month represents a sweet spot between the peak brightness of late spring and the subtle descent into early autumn, as daylight wanes to 12 hours by September. The progression throughout the year reveals a clear pattern: from a modest 8 hours in January to a delightful 15 hours in May, the longer days of mid-summer naturally transition into the shorter days of fall, offering a yearly rhythm that captivates residents and visitors alike. As August unfolds, it reflects not only the robust energy of summer but also the impending shift toward the cozier embrace of autumn.
In Saint-Gilles, Belgium, the winds of August blow gently at an average speed of 3.4 m/s (8 mph), slightly picking up from the calmer days of summer. This month typically experiences a modest wind speed, reflecting a gradual transition from the milder breezes of June and July, which recorded 2.8 m/s and 3.3 m/s, respectively. The consistent breezes in August create a pleasant atmosphere, perfect for enjoying outdoor activities before the shift towards the more blustery autumn months. As the year progresses, wind speeds ramp up again in October with a return to around 4.3 m/s, signaling a change in the seasonal winds that characterize this charming Belgian locale.
Weather in Saint-Gilles varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Saint-Gilles, focusing on differences in temperature, rainfall, humidity, and UV levels.
August and January in Saint-Gilles present stark contrasts in weather patterns. August boasts a wide temperature range with minimums of 8°C (46°F) and maximums soaring up to 36°C (97°F), averaging around 19°C (66°F). Despite its warmth, it experiences significant precipitation, averaging 80 mm (3.2 in) over 14 rainy days and a humidity level of 76%. In contrast, January is much colder, with temperatures dipping to a minimum of -7°C (20°F) and only reaching a maximum of 14°C (57°F), averaging just 4°C (39°F). Although January receives slightly less precipitation at 65 mm (2.5 in) over 12 days, the humidity is higher at 91%. For more detailed insights, you can check Saint-Gilles weather in January.
In August, the weather in Saint-Gilles is characterized by warm temperatures ranging from a minimum of 8°C (46°F) to a maximum of 36°C (97°F), with an average of 19°C (66°F). This summer month also sees about 80 mm (3.2 in) of precipitation across approximately 14 days, and humidity levels sit at a comfortable 76%.
In contrast, February brings much colder conditions, with temperatures dropping to a minimum of -8°C (17°F) and peaking at a mild 19°C (66°F), averaging around 5°C (42°F). The month receives around 69 mm (2.7 in) of precipitation over 12 days, accompanied by higher humidity at 89%. The differences in temperature and humidity highlight the stark seasonal contrasts between these two months. For more details on February weather, visit Saint-Gilles weather in February.
August typically boasts warmer temperatures, with averages around 19°C (66°F) and highs reaching up to 36°C (97°F), making it a hot summer month. In contrast, March experiences cooler weather, with average temperatures of 7°C (45°F) and a maximum of 23°C (74°F), signifying the transition from winter to spring. Both months receive similar amounts of precipitation, with August at 80 mm (3.2 in) and March at 70 mm (2.8 in), each having about 14 rainy days. However, March has higher humidity levels at 87%, compared to August's 76%, contributing to a wet and chilly feeling even when temperatures are milder. For more details about March weather, you can check Saint-Gilles weather in March.
When comparing the weather of April and August, we see significant differences in temperature and precipitation. In August, temperatures range from a minimum of 8°C to a scorching maximum of 36°C, with an average of 19°C, while April experiences much cooler conditions, with minimums dropping to -4°C and maximums reaching 27°C, averaging around 10°C. Additionally, August sees higher precipitation levels at 80 mm over 14 days compared to April's 37 mm over just 8 days. Interestingly, despite the warmer temperatures, August's humidity is slightly lower at 76%, while April maintains a higher humidity level of 85%. For a detailed look at April's weather, you can check Saint-Gilles weather in April.
In comparing the weather between August and May, we see some notable differences. August typically features a wider temperature range, with early morning lows of around 8°C (46°F) and average highs reaching up to 36°C (97°F). In contrast, May offers milder conditions with minimum temperatures dipping to 1°C (33°F) and a more moderate daily average of 13°C (57°F). Precipitation levels are also different, with August seeing about 80 mm (3.2 in) over 14 days, while May has slightly less at 58 mm (2.3 in) over 12 days. Humidity is relatively high in both months, with August at 76% and May at 82%, giving May a slightly more humid feel. For more detailed insights, you can check Saint-Gilles weather in May.
In comparing the weather of August and June, August typically experiences warmer temperatures, with minimums around 8°C (46°F) and maximums reaching up to 36°C (97°F), compared to June's range of 7°C (44°F) to a maximum of 32°C (91°F). The average temperature in August is slightly higher at 19°C (66°F) versus June's average of 18°C (65°F). Moreover, August tends to be wetter, with about 80 mm (3.2 in) of precipitation across 14 days, whereas June sees less rain—around 66 mm (2.6 in) over 9 days. Interestingly, humidity levels are slightly lower in August at 76%, compared to the 82% recorded in June. For more detailed insights, you can visit Saint-Gilles weather in June.
In comparing the weather of August and July, both months exhibit similar minimum and average temperatures, with August recording a minimum of 8°C (46°F) and an average of 19°C (66°F), while July also reflects the same. However, July has slightly higher maximum temperatures, reaching up to 39°C (102°F), compared to August's maximum of 36°C (97°F). Precipitation levels show that August is wetter, with 80 mm (3.2 in) over 14 days, compared to July's 71 mm (2.8 in) across 11 days. Additionally, while humidity is relatively high in both months, it is marginally lower in July at 80% versus August's 76%. For a detailed look at July's weather patterns, you can visit Saint-Gilles weather in July.
August typically boasts warmer temperatures, with daily averages reaching around 19°C (66°F) and maximum highs soaring to 36°C (97°F). In contrast, September experiences cooler conditions, featuring an average temperature of 15°C (60°F) and maximums capping at 33°C (91°F). Although August has higher precipitation at 80 mm (3.2 in) across 14 days, September sees reduced rainfall at 55 mm (2.2 in) over 9 days. Moreover, humidity levels rise slightly in September to 82%, compared to 76% in August. For more detailed information, you can check Saint-Gilles weather in September.
August and October weather present notable contrasts, beginning with temperature. In August, temperatures can range significantly, with a minimum of 8°C (46°F) and a maximum reaching as high as 36°C (97°F), resulting in a warm average of 19°C (66°F). In contrast, October’s cooler climate features a minimum of 1°C (34°F) and a maximum of 25°C (77°F), with an average temperature of 12°C (54°F).
Precipitation levels are similar between the two months, with August experiencing 80 mm (3.2 in) over 14 days compared to October's 76 mm (3.0 in) across 13 days. Notably, October has a higher humidity at 89%, compared to August’s 76%, making the cooler days feel more damp. For those looking to understand the specifics of October weather, additional details can be found here: Saint-Gilles weather in October.
When comparing the weather in August and November, there are significant differences in temperature and humidity. August typically features warmer temperatures with a minimum of 8°C (46°F) and a maximum of 36°C (97°F), along with an average temperature of 19°C (66°F). In contrast, November experiences much cooler conditions, with a minimum of -2°C (28°F) and a maximum of 18°C (65°F), leading to an average of just 7°C (45°F). Additionally, August sees higher humidity levels at 76%, whereas November's humidity rises to 92%, contributing to a more overcast feel. Precipitation is also noteworthy, with August receiving 80 mm (3.2 in) over 14 days, compared to November's 57 mm (2.2 in) over 11 days. For a deeper look into November's weather specifics, you can check Saint-Gilles weather in November.
August and December present contrasting weather conditions in Saint-Gilles. In August, temperatures can rise significantly with an average of 19°C (66°F), peaking at 36°C (97°F), accompanied by an average humidity of 76%. This summer month also experiences some precipitation, with 80 mm (3.2 in) falling over about 14 days. In contrast, December sees much cooler temperatures, with an average of 5°C (42°F) and lows dropping to -5°C (24°F). The humidity rises to 92%, and precipitation increases slightly to 93 mm (3.7 in) across 17 days. For more details on the December weather, visit Saint-Gilles weather in December.
August in Saint-Gilles showcases a unique blend of warmth and humidity, distinguishing it from the cooler months of the year. With temperatures often peaking at a sizzling 36°C, the month offers plenty of sunny days, making it perfect for outdoor activities. However, the climate does bring about more precipitation compared to the drier summer months, with 14 days experiencing rainfall. The average temperature settles comfortably at 19°C, allowing for a pleasant transition from the sweltering heat of the day to cooler evenings. For those seeking to fully understand the nuances of August weather in this vibrant area, additional details can be found at Saint-Gilles Climate.