August Weather in Chimay, Belgium

Last updated: August 21, 2025

Chimay, Belgium, in August experiences a dynamic climate marked by a maximum temperature soaring to 37°C (98°F) and a comfortable average of 18°C (65°F). While the minimum temperature can dip to 6°C (43°F), the weather remains predominantly warm. This month witnesses 85 mm (3.3 in) of rainfall across 14 days, contributing to a humidity level of 76%, making the air feel quite muggy. Visitors can expect a blend of sunny spells and occasional showers, ideal for enjoying the lush landscapes that Chimay is known for.

August Temperature in Chimay

In Chimay, Belgium, the month of August strikes a balance between summer warmth and cooler evenings, making it a particularly pleasant time of year. With minimum temperatures averaging around 6°C (43°F) and averages hovering at 18°C (65°F), the days can get quite warm, peaking with highs of 37°C (98°F). This trend of rising temperatures reflects a continuation of the July heat wave, yet the cooler nights provide a refreshing reprieve. Visitors can enjoy long, sunny days while still benefiting from the crisp night air, making August an inviting month for outdoor activities and relaxed evenings in this charming Belgian town.

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

The chart illustrates August temperature patterns in Chimay, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chimay, 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).
JanFebMarAprMayJunJulAugSepOctNovDec374044495563656559524340
Data source: Temperature data for Chimay 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 Chimay

August in Chimay, Belgium, typically experiences a moderate level of precipitation, with an average of 85 mm (3.3 in) falling over approximately 14 days. This rainfall marks a slight increase from the preceding month of July, which recorded 72 mm (2.8 in), yet remains relatively consistent with the overall wet summer pattern established since June. As the region transitions from the warmth of summer to the cooler embrace of autumn, August serves as a bridge, providing significant moisture that supports the lush landscapes. Interestingly, the increase in precipitation in August may reflect the onset of early autumn weather patterns, hinting at the impending changes in seasonal dynamics, particularly as October is known for its higher average rainfall at 100 mm (3.9 in).

August Precipitation Trends in Chimay

The chart displays monthly precipitation patterns in Chimay, 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 Chimay, August typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec83869347787172856510074131
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Chimay

In August, Chimay, Belgium experiences a noticeable dip in humidity, averaging 76%, the lowest point of the year. This decline follows a gradual trend from the peak levels seen in the winter months, where humidity runs high at 91% in January and 89% in February. As spring transitions into summer, the humidity gradually decreases, culminating in this refreshing August figure. However, as the year progresses into autumn, humidity levels start to rise once more, indicating a cyclical pattern of moisture that reflects Chimay’s changing seasons. This ebb and flow make August a relatively drier month, offering a brief respite before the higher humidity returns in September and beyond.

August Average Humidity in Chimay

This chart illustrates the average monthly humidity levels in Chimay, 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 Chimay is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%84%83%83%80%76%81%88%92%93%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Chimay

In August, Chimay experiences a UV Index of 7, placing it in the high exposure category with a burn time of 25 minutes. While this remains a slight decrease from the preceding months of very high UV ratings, it still signals the need for caution when spending time outdoors. This trend mirrors the high indices of May, June, and July, where individuals were advised to limit sun exposure to just 15 minutes. As the year progresses towards autumn, the UV levels tend to taper off, with September falling to a moderate index of 5. Thus, while August offers plenty of sunshine, it's essential to remain vigilant about sun safety. For more detailed insights, visit Chimay UV Index.

Maximum UV Index Levels in Chimay for August

The chart shows the monthly maximum UV Index (UVI) for Chimay 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 Chimay typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234688875421
Data source: Chimay 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 Chimay

In Chimay, Belgium, August brings a delightful respite from the high summer sunshine, averaging 379 hours of glorious daylight. This marks a slight dip from the peak sunshine experienced in July, where residents basked in 404 hours. The trend throughout the year reveals a gradual increase in sunshine hours from January's 110 hours to a summer zenith in July. As the seasons transition into autumn, September sees a decline to 317 hours, reminding us that while summer may fade, the warmth of August lingers a little longer. This pattern not only showcases the beauty of the changing seasons but also highlights the vibrant, sun-soaked days that define the heart of summer in Chimay.

Monthly Sunshine Duration in Chimay: August Highlighted

The August sunshine duration represents the total number of hours Chimay 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.
JanFebMarAprMayJunJulAugSepOctNovDec110h184h252h342h388h402h404h379h317h243h180h124h
Data source: Chimay August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Chimay During August

In Chimay, Belgium, the likelihood of sunny weather in August reflects a notable trend characterized by fluctuating sunshine probabilities throughout the year. While January starts with a mere 9% chance of sun, the average climbs steadily, peaking at 54% in April. However, as summer approaches, the sunny spells begin to wane, with August presenting a 27% chance of sunshine. This dip highlights a shift from the more favorable conditions of earlier months, like May and June, which have 33% and 31% chances, respectively. As the warmth of summer lingers, the variability of sunny weather in August suggests that while it's still possible to enjoy bright days, residents and visitors alike should be prepared for the occasional cloud cover as they embrace the beauty of this picturesque town.

Percentage of Sunny Days in August in Chimay

The chart illustrates the percentage of sunny days in Chimay 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 Chimay experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec9%28%41%54%33%31%31%27%37%33%21%18%
Data source: Chimay August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Chimay in August

In Chimay, Belgium, August marks a gentle transition from the peak of summer towards the lush, golden hues of autumn. With an impressive 14 hours of daylight, August enjoys a generous amount of sunlight, allowing residents and visitors to fully embrace outdoor activities and bask in the season's warmth. This month sees a slight decline from July's 15 hours, yet it still maintains a vibrant glow, following the upward trend from the shorter days of winter. As the year progresses, daylight gradually diminishes, leading into the softer, more subdued light of September with 12 hours. The contrast between the extended daylight of summer and the approaching fall hints at nature's rhythm, inviting a deep appreciation of the present while anticipating the cozy months ahead.

Average Daylight Hours in Chimay for August

The chart illustrates the variation in daylight duration in Chimay throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 36m10h 5m11h 55m13h 48m15h 26m16h 17m15h 50m14h 22m12h 33m10h 41m9h 1m8h 8m
Data source: Chimay daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Chimay

In Chimay, Belgium, the August winds whisper gently as the summer draws to a close, averaging 3.5 m/s (8 mph)—slightly lower than the preceding months. This marks a notable transition; July's breezes, which peaked at 3.7 m/s (8 mph), begin to give way to the calmer atmosphere typical of late summer. As the seasons progress, wind speeds vary across the year, with January and October boasting the strongest gusts at 4.3 m/s (10 mph), showcasing a clear seasonal trend where colder months generally experience brisker winds. While June and September see even quieter breezes, the gradual shift in wind dynamics adds a unique character to Chimay's late summer charm, inviting leisurely strolls and moments of reflection under its serene skies.

Average August Wind Speed in Chimay

The chart displays monthly wind speed patterns in Chimay, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.34.74.23.74.53.03.73.5 m/s3.04.33.44.2
Data source: Chimay August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Chimay Compares to Other Months

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

August and January present striking contrasts in weather. August boasts a temperature range from a mild 18°C (65°F) to a sweltering 37°C (98°F), with high humidity at 76% and occasional rainfall over 14 days, totaling about 85 mm. In contrast, January experiences much colder conditions, with temperatures dipping as low as -8°C (19°F) and averaging just 3°C (37°F). Although January receives a similar amount of precipitation (83 mm) over 13 days, the higher humidity of 91% can make the cold feel even more biting. For more detailed information about January weather, visit Chimay weather in January.

August and February offer contrasting weather conditions in terms of temperature and humidity. In August, temperatures can soar to a maximum of 37°C (98°F) with an average of 18°C (65°F), making it a warm and humid month with an average humidity level of 76%. On the other hand, February presents a much cooler climate, with temperatures ranging from a chilly minimum of -9°C (16°F) to a mild maximum of 19°C (66°F) and an average of just 4°C (40°F). While precipitation is similar in both months, February tends to be slightly wetter at 86 mm (3.4 in) and features higher humidity at 89%. For more details on winter conditions, check out Chimay weather in February.

In comparing the weather of August and March, distinct contrasts emerge. August typically boasts a much warmer climate with average temperatures hovering around 18°C (65°F) and highs reaching up to 37°C (98°F), while March experiences much cooler conditions, with average temperatures around 7°C (44°F) and maximums peaking at 22°C (72°F). Both months see a moderate amount of precipitation, with August receiving 85 mm (3.3 in) across 14 rainy days and March seeing slightly more at 93 mm (3.7 in) over 15 days. Additionally, the humidity levels are comparable, with August at 76% and March slightly higher at 86%. For a more detailed overview of March weather, you can check Chimay weather in March.

In comparing the weather of August and April, we see significant differences in temperature and precipitation patterns. August boasts a much warmer climate with minimum temperatures around 6°C (43°F) and average highs reaching 37°C (98°F), whereas April experiences a cooler range with minimums dropping to -3°C (26°F) and maximums only hitting 26°C (78°F). Precipitation is also more prevalent in August, with 85 mm (3.3 in) spread over 14 days, compared to April's 47 mm (1.9 in) over just 9 days. Both months show similar humidity levels, with April slightly higher at 84% compared to August's 76%. For more detailed information about the conditions in April, you can visit Chimay weather in April.

When comparing the weather in August and May, notable differences emerge, particularly in temperature and humidity. August experiences a more significant temperature range, with minimums around 6°C (43°F) and maximums soaring to 37°C (98°F), resulting in an average of 18°C (65°F). Conversely, May starts cooler, with min temperatures at 0°C (32°F) and a maximum of 30°C (86°F), leading to a lower average of 13°C (55°F). In terms of precipitation, both months see similar rainfall totals—85 mm (3.3 in) in August and 78 mm (3.1 in) in May, with roughly 14 rainy days in each month. Humidity levels are slightly higher in May at 82%, compared to 76% in August. For a detailed look at May weather in Chimay, you can explore Chimay weather in May.

In comparing the weather between June and August, August tends to be warmer, with average temperatures reaching 18°C (65°F) compared to June's average of 17°C (63°F). The maximum temperature in August can soar to 37°C (98°F), while June's high is more modest at 32°C (90°F). However, June experiences slightly lower humidity levels at 82%, compared to August's 76%. Precipitation is also more prevalent in August, with 85 mm (3.3 in) over 14 days, while June sees 71 mm (2.8 in) over 11 days. For a closer look at June weather patterns, you can visit Chimay weather in June.

In comparing the weather between July and August, both months exhibit similar average temperatures of 18°C (65°F), yet there are notable differences in other aspects. July experiences slightly warmer conditions, with a maximum temperature peaking at 38°C (101°F), compared to August's maximum of 37°C (98°F). However, August sees an increase in precipitation, with 85 mm (3.3 inches) of rainfall over 14 days, while July receives 72 mm (2.8 inches) over just 11 days. The humidity levels are also slightly lower in July at 80%, compared to August's 76%. For more detailed information on July weather, you can visit Chimay weather in July.

In August, the weather is marked by a wider temperature range, with minimums dipping to 6°C (43°F) and reaching up to a scorching 37°C (98°F), averaging around 18°C (65°F). This month also experiences higher precipitation, with 85 mm (3.3 in) spread over 14 days, accompanied by a humidity level of 76%. In contrast, September brings cooler temperatures, with minimums of 3°C (37°F), an average of 15°C (59°F), and maximums hitting 32°C (91°F). Additionally, rainfall decreases to 65 mm (2.5 in) over 10 days, while humidity slightly rises to 81%. For more specific details, you can visit Chimay weather in September.

In August, the weather tends to be much warmer, with average temperatures hovering around 18°C (65°F) and maximums reaching up to 37°C (98°F). The month experiences a moderate amount of rainfall, with about 85 mm (3.3 in) spread across approximately 14 days, and humidity levels sit at a relative 76%. In contrast, October sees a significant drop in temperatures, with averages around 11°C (52°F) and a maximum of only 24°C (76°F). The precipitation increases slightly to 100 mm (3.9 in) over the same 14 days, and humidity rises to 88%. This shift makes October a noticeably cooler and wetter month compared to the heat of August. For more details on the October climate specifics, visit Chimay weather in October.

August and November present strikingly different weather experiences. In August, temperatures range from a mild 6°C (43°F) at night to a soaring 37°C (98°F) during the day, with an average of 18°C (65°F). This month sees significant humidity at 76% and receives around 85 mm (3.3 in) of rainfall over 14 days. Conversely, November brings a much cooler climate, with temperatures dipping to a minimum of -3°C (28°F) and averaging just 6°C (44°F), though the maximum reaches up to 18°C (64°F). The month is characterized by higher humidity at 92% and slightly lower precipitation of 74 mm (2.9 in) over 12 days. For more specific details about November weather, you can refer to Chimay weather in November.

August and December present stark contrasts in weather conditions. In August, temperatures range from a comfortable minimum of 6°C (43°F) to a sweltering maximum of 37°C (98°F), with an average of 18°C (65°F). This month sees about 85 mm (3.3 in) of precipitation across 14 days and a moderate humidity of 76%. In contrast, December brings much colder temperatures, with a minimum of -4°C (25°F) and a maximum of only 14°C (57°F), averaging around 4°C (40°F). It also experiences increased precipitation of 131 mm (5.1 in) over 18 days, accompanied by higher humidity levels at 93%. For more detailed insights, you can check Chimay weather in December.

Compare Chimay's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Chimay

As August arrives in Chimay, the weather takes on a distinctly warmer character compared to the cooler months preceding it. Sweeping temperatures can reach up to a sweltering 37°C (98°F), while the average settles comfortably at 18°C (65°F), inviting outdoor activities and vibrant summer festivities. However, with humidity levels reaching 76% and a notable amount of precipitation over 14 days, August maintains an unpredictable charm that keeps residents and visitors alike on their toes. This blend of heat and moisture makes Chimay's August weather a unique transitioning phase, setting the stage for the imminent arrival of autumn. For a more in-depth look at how Chimay's climate evolves throughout the year, visit Chimay Climate.