August Weather in Mons, Belgium

Last updated: August 21, 2025

Experience the vibrant August weather in Mons, Belgium, characterized by a striking range of temperatures and occasional showers. With maximum highs reaching 37°C (98°F) and an average of 19°C (66°F), the month offers warm, sunny days perfect for outdoor exploration. However, the cool evenings begin to set in, with lows dipping to 7°C (45°F). Prepare for potential rain, as Mons sees about 79 mm (3.1 in) of precipitation across 13 days, contributing to a humidity level of 76% that adds a refreshing touch to the summer ambiance. Embrace the mix of warmth and moisture while enjoying all that this charming city has to offer!

August Temperature in Mons

August in Mons, Belgium, is characterized by a warm embrace, with temperatures oscillating from a pleasant 7°C (45°F) at night to a scorching max of 37°C (98°F) during the day. This month marks the height of summer, where the average temperature settles at a comfortable 19°C (66°F). As the final summer month, August showcases a delightful shift from spring's chill to the peak warmth of July, yet it maintains a vibrant warmth reminiscent of late summer days. Visitors can expect plenty of sunshine and the opportunity for outdoor relaxation, perfect for exploring the historic charm of the city before the cooler autumn breezes set in.

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

The chart illustrates August temperature patterns in Mons, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mons, 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).
JanFebMarAprMayJunJulAugSepOctNovDec394145505664666660544542
Data source: Temperature data for Mons 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 Mons

August in Mons, Belgium, marks a notable peak in precipitation, with an average of 79 mm (3.1 in) falling over 13 days. This increase reflects a shift towards wetter conditions as summer winds down, following a relatively drier July that recorded only 65 mm. The month stands out against the backdrop of previous months like June and May, which saw more moderate rainfall of 60 mm and 61 mm, respectively. As Mons transitions into autumn, August's heavier rains prepare the landscape for the approaching September, which typically experiences reduced precipitation at 53 mm (2.1 in). This trend indicates a pattern of late-summer showers that can rejuvenate the greenery just before the chill of autumn sets in.

August Precipitation Trends in Mons

The chart displays monthly precipitation patterns in Mons, 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 Mons, August typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec6772743961606579537860101
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Mons

In Mons, Belgium, August marks a significant shift in humidity levels, with figures declining to 76%—the lowest for the year. This decrease reflects a pattern of gradually reducing humidity from the peak of 91% in January, indicating a transition from the colder months. Following July’s 80%, August brings a more comfortable atmosphere, setting the stage for the early hints of autumn. As the seasons shift, humidity levels rebound in September, showcasing a cyclical dynamic, where the lushness of summer gives way to the crispness of fall, highlighting Mons' ever-changing climate throughout the year.

August Average Humidity in Mons

This chart illustrates the average monthly humidity levels in Mons, 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 Mons 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 Mons

In August, Mons, Belgium experiences a UV Index of 7, categorized as high, which suggests that while the sun can be enjoyed, precautionary measures are still necessary to prevent overexposure. This month generally mirrors the summer peak seen in June and July, where the UV Index reached 8 with very high exposure levels, imposing a burn time of just 15 minutes. As the summer transitions into early autumn, the UV intensity decreases slightly; however, with a burn time of 25 minutes, it's crucial to stay protected, especially during midday. Analyzing the trends, it’s evident that as we move from the year's beginning in January with a low UV Index of 2, the summer months usher in significantly higher indices, prompting more vigilance. For more detailed information about UV levels throughout the year, visit Mons UV Index.

Maximum UV Index Levels in Mons for August

The chart shows the monthly maximum UV Index (UVI) for Mons 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 Mons typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec224578875421
Data source: Mons 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 Mons

In August, Mons, Belgium enjoys a vibrant 382 hours of sunshine, marking a slight decline from the peak summer months of June and July, which saw over 400 hours each. This enduring sunshine captures the essence of late summer, offering ample opportunities for outdoor activities and exploration of the city's rich history. As the days gradually shorten into the fall, the sun's warm embrace serves as a fascinating contrast to the winter months ahead, when sunshine hours dwindle to just 120 hours in January. This seasonal ebb and flow of sunlight not only highlights the natural beauty of Mons but also sets the stage for the enchanting charm that envelops the city as it transitions through the year.

Monthly Sunshine Duration in Mons: August Highlighted

The August sunshine duration represents the total number of hours Mons 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.
JanFebMarAprMayJunJulAugSepOctNovDec120h197h263h349h396h403h412h382h322h251h193h144h
Data source: Mons August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Mons During August

In August, the likelihood of sunny weather in Mons, Belgium drops to 29%, which marks a notable decline compared to the more promising spring months. The trend shows that as summer peaks, the chances for sunshine are slightly lower than those in July, where the sun had an equal stake at 33%. Following a vibrant April, which boasted a 52% chance of sunny days, May and June saw moderate declines, landing at 34% and 32%, respectively. As the warm days of summer wind down towards September with a 36% chance of sun, August stands out as a reminder that even in summer, the weather can be unpredictable, urging visitors to embrace the varied climate and enjoy every fleeting moment of sunshine.

Percentage of Sunny Days in August in Mons

The chart illustrates the percentage of sunny days in Mons 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 Mons experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec11%29%40%52%34%32%33%29%37%33%24%15%
Data source: Mons August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Mons in August

As August arrives in Mons, Belgium, daylight begins to wane slightly, offering about 14 hours of sunlight—a continuation of the summer's vibrant glow. The month stands as a delightful bridge between the long, sun-soaked days of June, with its peak of 16 hours, and the gradual decrease that follows into autumn. Notably, after a steady climb from the 8 hours of daylight in January to the lush 15 hours in May, August serves as a gentle reminder that summer is in its twilight phase. With September looming close at hand, the daylight begins its descent once more, transitioning back toward the shorter days of winter, yet still allowing ample opportunity to bask in the lingering warmth of summer evenings.

Average Daylight Hours in Mons for August

The chart illustrates the variation in daylight duration in Mons throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 32m10h 3m11h 55m13h 50m15h 29m16h 21m15h 53m14h 24m12h 33m10h 40m8h 58m8h 4m
Data source: Mons daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Mons

In Mons, Belgium, the August winds greet the late summer with a gentle whisper, averaging a modest 3.4 m/s (7 mph). This slight breeze mirrors the patterns observed throughout the year, where wind speeds generally fluctuate between 2.8 m/s (6 mph) in June and a brisk 4.6 m/s (10 mph) in February. Notably, August shares its speed with both April and July, indicating a brief respite in the wind's intensity during the warmer months. As the seasons transition, September sees a further dip to 3.0 m/s (7 mph), hinting at the decline of summer's warmth. Overall, the wind patterns in Mons suggest a gentle caress of air, perfect for leisurely strolls amid the fading summer days.

Average August Wind Speed in Mons

The chart displays monthly wind speed patterns in Mons, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.34.64.03.44.42.83.43.4 m/s3.04.33.34.2
Data source: Mons August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Mons Compares to Other Months

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

August and January exhibit contrasting weather patterns, reflecting the stark differences between summer and winter. In August, temperatures range from a minimum of 7°C (45°F) to a blistering maximum of 37°C (98°F), with an average of 19°C (66°F). The month experiences considerable humidity at 76%, accompanied by 79 mm (3.1 in) of precipitation over 13 days. In contrast, January temperatures are much cooler, with a minimum of -7°C (20°F) and a maximum of 13°C (57°F), averaging just 4°C (39°F). Although January sees slightly less precipitation at 67 mm (2.6 in) over 12 days, it has a higher humidity level of 91%. For more detailed information about January weather in Mons, visit Mons weather in January.

August and February present stark contrasts in weather conditions. In August, temperatures can soar to a maximum of 37°C (98°F), with an average of 19°C (66°F) and a minimum of 7°C (45°F), while February's temperatures are much cooler, peaking at 18°C (65°F) and dropping to a minimum of -8°C (17°F), with an average of 5°C (42°F). Both months experience notable precipitation, with August receiving 79 mm (3.1 in) over 13 days and February a slightly lower 72 mm (2.9 in) over 12 days, though February's higher humidity level at 89% contrasts with August's 76%. For more details, check out Mons weather in February.

In comparing the weather of August and March, it's evident that August tends to be significantly warmer. The average temperature in August reaches 19°C (66°F), peaking at a high of 37°C (98°F), while March's average lingers at a cooler 7°C (45°F) with a maximum of 23°C (73°F). Precipitation levels are relatively similar, with August receiving 79 mm (3.1 in) over 13 days compared to March's 74 mm (2.9 in) across 14 days. Humidity is noticeably higher in March at 87%, while August experiences a humidity of 76%, contributing to the overall feel of each month. For more detailed insights, you can check this link: Mons weather in March.

The weather in August and April presents a striking contrast, reflecting the transition from spring to summer. In August, temperatures soar, with minimums around 7°C (45°F), averages of 19°C (66°F), and maximums reaching up to 37°C (98°F). In contrast, April experiences cooler conditions, with minimums dipping to -3°C (26°F), averages at 10°C (50°F), and maximums peaking at 26°C (79°F). Additionally, August tends to be quite humid at 76%, while April’s humidity is slightly higher at 85%. Precipitation is more frequent in August, with about 79 mm (3.1 in) over 13 days, compared to 39 mm (1.5 in) over 9 days in April. For detailed insights on April weather in Mons, visit Mons weather in April.

August and May display quite a contrast in weather conditions. In August, temperatures can soar, with a minimum of 7°C (45°F) and a maximum reaching up to 37°C (98°F), resulting in an average temperature of 19°C (66°F). The humidity is relatively high at 76%, and there is significant rainfall, totaling 79 mm (3.1 in) over 13 days. In contrast, May presents cooler temperatures, with a minimum of 0°C (33°F) and a maximum of 30°C (86°F), averaging 13°C (56°F). While May also experiences rainfall, it is less intense, with 61 mm (2.4 in) falling over the same number of days. The humidity in May is slightly higher at 82%. For more details, check out this link: Mons weather in May.

In comparing the weather of August and June, August tends to be notably warmer, with average temperatures reaching 19°C (66°F) compared to June’s 18°C (64°F). The maximum temperatures in August can soar to 37°C (98°F), while June peaks at a lower 32°C (90°F). Additionally, August experiences more rainfall, with 79 mm (3.1 in) over 13 days, whereas June receives 60 mm (2.4 in) spread over 10 days. Both months have relatively high humidity levels, but August is slightly less humid at 76%, compared to June’s 82%. For more detailed information, you can check Mons weather in June.

In comparing the weather between July and August, both months experience a similar average temperature of 19°C (66°F). However, July tends to be slightly warmer, with maximum temperatures reaching up to 39°C (103°F), compared to August's peak of 37°C (98°F). Precipitation in August is higher at 79 mm (3.1 in), occurring over 13 days, while July sees less rain at 65 mm (2.6 in) over 9 days. Additionally, humidity levels are slightly higher in July at 80%, compared to 76% in August. For a detailed look at July's weather, check out Mons weather in July.

In comparing the weather between August and September, a noticeable shift can be observed. August typically features a wider temperature range, with minimums of 7°C (45°F) and maximums reaching up to 37°C (98°F), resulting in an average temperature of 19°C (66°F). This month also experiences higher precipitation levels, averaging 79 mm (3.1 in) over 13 days, with humidity around 76%.

In contrast, September brings cooler temperatures, with minimums dropping to 3°C (37°F) and maximums capping at 32°C (91°F), leading to a lower average of 15°C (60°F). This month sees a decrease in precipitation, totaling 53 mm (2.1 in) across 9 days, and a slight increase in humidity at 82%. Overall, September offers a milder climate, making it a more comfortable time for outdoor activities. For further details, visit Mons weather in September.

August typically showcases a wide range of temperatures, with minimums around 7°C (45°F) and maximums reaching up to 37°C (98°F), averaging at a comfortable 19°C (66°F). However, the humidity is relatively high at 76%, and the month experiences about 79 mm (3.1 in) of precipitation over 13 days.

In contrast, October brings a noticeable drop in temperatures, with minimums dipping to 1°C (34°F) and high temperatures peaking at 25°C (76°F), averaging at a cooler 12°C (54°F). Humidity rises to 89%, and the month sees similar precipitation levels at 78 mm (3.1 in) but spans over 14 days. For more details on the weather in this month, check out Mons weather in October.

August and November present strikingly different weather patterns. In August, temperatures range from a minimum of 7°C (45°F) to a maximum of 37°C (98°F), with an average of 19°C (66°F), creating a warm and often humid environment characterized by 76% humidity. However, this month also sees substantial rainfall, accumulating to 79 mm (3.1 in) over approximately 13 days.

In contrast, November brings a significant drop in temperatures, where the minimum can dip to -2°C (29°F) and the average settles at just 7°C (45°F). The maximum temperature reaches 18°C (65°F). Despite lower precipitation levels of 60 mm (2.4 in) across 11 days, November is more humid at 92%. For a closer look at what to expect during this month, you can check Mons weather in November.

In comparing the weather between August and December, there is a stark contrast in temperatures and conditions. August typically enjoys warmer temperatures, with a minimum of 7°C (45°F) and an average high of 37°C (98°F), while December sees much cooler conditions, with a minimum of -4°C (25°F) and an average high of only 15°C (58°F). Precipitation also varies, with August receiving 79 mm over 13 days, compared to December's 100 mm over 17 days, indicating a wetter month. Additionally, humidity levels are significantly higher in December at 92%, compared to 76% in August, creating a much thicker atmosphere during the winter month. For more detailed insights, check out Mons weather in December.

Compare Mons's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Mons

As August blankets Mons in warmth, it stands out from the cooler months with its strikingly high maximum temperatures and elevated humidity levels. The days are often characterized by a comfortable average, inviting both locals and visitors to enjoy outdoor activities. However, this month is also marked by a notable increase in precipitation days, which contribute to the lush landscapes that define the region. The blend of summer heat and sporadic rain makes August a unique transitional month in Mons, offering a perfect backdrop for those exploring the vibrant local culture. For more detailed insights, check out Mons Climate.