August Weather in Bastogne, Belgium

Last updated: August 21, 2025

Experience the vibrant weather of Bastogne, Belgium in August, where temperatures can soar to a maximum of 33°C (92°F), offering warm days to enjoy outdoor activities. The average temperature hovers around 17°C (63°F), providing a pleasant balance between warmth and coolness. Early mornings may greet you with a refreshing minimum of 4°C (40°F). However, be prepared for frequent rainfall as the month accumulates 82 mm (3.2 in) of precipitation over 17 days, resulting in a humidity level of 80% that lends a characteristic lushness to the surrounding landscape. Whether basking under the sun or enjoying the pitter-patter of rain, August in Bastogne presents a captivating blend of summer charm.

August Temperature in Bastogne

In Bastogne, Belgium, August brings a warm embrace, with temperatures ranging from a comfortable 4°C (40°F) at night to a summery 33°C (92°F) during the day. This month showcases the peak of summer, where the average temperature settles at a pleasant 17°C (63°F), making it an ideal time for outdoor activities or exploring historical sites. Notably, the warmth in August contrasts sharply with the chilling depths of winter, as temperatures rise significantly from the winter months, highlighting the region's seasonal diversity. As autumn approaches, the gradual shift in temperatures signals the transition ahead, but for now, August shines as a vibrant, sun-filled month in Bastogne.

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

The chart illustrates August temperature patterns in Bastogne, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bastogne, 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).
JanFebMarAprMayJunJulAugSepOctNovDec343741475362636356504137
Data source: Temperature data for Bastogne generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Bastogne

In August, Bastogne experiences a notable shift in its precipitation patterns, with an average of 82 mm (3.2 in) of rain falling over 17 days. This marks a slight decrease from the previous month’s total of 81 mm, but it is still part of a generally wet summer. Unlike the drier spells observed in April and July, August's rainfall is consistent, often arriving in the form of gentle showers, that nourishes the lush landscapes of the region. With an average of over two rain days per week, the month acts as a transition towards the wetter autumn months, as seen in September's typically lower precipitation total. Overall, August stands out as a vibrant time for Bastogne, with its moist climate highlighting the area's rich greenery, while maintaining the diverse weather that characterizes Belgium throughout the year.

August Precipitation Trends in Bastogne

The chart displays monthly precipitation patterns in Bastogne, 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 Bastogne, August typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec89851024989978182779274138
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Bastogne

In Bastogne, Belgium, the month of August experiences a slight drop in humidity, averaging around 80%, marking the lowest level in the summer months. This trend of decreasing humidity is noticeable as the year progresses from January’s peak of 91% to August’s more comfortable levels. After a series of consistent readings in the early summer, with both June and July maintaining 82%, August brings a welcome relief in moisture, hinting at the approach of fall. As September rolls in, humidity rises again to 83%, indicating a gradual return to the wetter conditions characteristic of the region. Overall, the transition from summer to autumn in Bastogne showcases a gentle ebb and flow of humidity that reflects the changing seasons.

August Average Humidity in Bastogne

This chart illustrates the average monthly humidity levels in Bastogne, 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 Bastogne is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%88%84%81%82%82%80%83%89%91%93%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Bastogne

In August, Bastogne experiences a high UV Index of 8, falling into the very high exposure category with a burn time of just 15 minutes. This reflects a trend seen in the summer months, as both June and July also recorded the same elevated index. Following the spring months of April and May where UV levels climbed quickly, it's clear that summer brings increased solar intensity, urging residents and visitors to take proper precautions against UV radiation during these peak months. As the weather remains warm, remember to protect your skin and keep an eye on the UV Index throughout the month. For more information on UV levels, visit the Bastogne UV Index.

Maximum UV Index Levels in Bastogne for August

The chart shows the monthly maximum UV Index (UVI) for Bastogne 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 Bastogne typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234589886421
Data source: Bastogne 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 Bastogne

August in Bastogne, Belgium, shines brightly with 380 hours of sunshine, making it one of the sunniest months of the year. This radiant display follows the peak of summer, where June and July enjoyed an impressive 408 and 405 hours, respectively. As the season transitions into fall, August maintains a healthy glow compared to the earlier months, with noticeable increases from the darker winter months of January (103 hours) and February (186 hours). While September begins with a gradual decline, it still holds on to 315 hours, showcasing the lingering warmth of late summer. Overall, the sunshine trend in Bastogne underscores a vibrant summer that invigorates both the landscape and the spirit of its inhabitants.

Monthly Sunshine Duration in Bastogne: August Highlighted

The August sunshine duration represents the total number of hours Bastogne 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.
JanFebMarAprMayJunJulAugSepOctNovDec103h186h247h346h387h408h405h380h315h233h169h109h
Data source: Bastogne August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Bastogne During August

In Bastogne, Belgium, the likelihood of basking in sunny weather takes a notable dip in August, with only a 26% chance of clear skies. This trend is part of a gradual decline in sunshine opportunities as summer wanes, following a relatively brighter spring with April peaking at 47% sunny days. Comparatively, this diminishes from July's 32%, suggesting that while August still holds a touch of summer, the shift towards a more uncertain weather pattern is clearly underway. As autumn approaches, the sunniest months are left behind, reminding us that in the heart of summer, a sunny August in Bastogne is still more of a pleasant possibility than a certainty.

Percentage of Sunny Days in August in Bastogne

The chart illustrates the percentage of sunny days in Bastogne 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 Bastogne experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec7%31%40%47%29%30%32%26%38%26%18%12%
Data source: Bastogne August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Bastogne in August

In August, Bastogne enjoys a delightful 14 hours of daylight, a slight dip from the peak of 16 hours in June and 15 hours in July. This gradual reduction marks the transition towards autumn, as the days grow shorter leading into September's 12 hours of daylight. The summer months showcase a vibrant increase in daylight, starting from January's modest 8 hours and steadily rising through the spring into the lush summer. Overall, August represents a harmonious balance, where long, sunlit days can still be enjoyed, yet hint at the forthcoming seasonal shifts.

Average Daylight Hours in Bastogne for August

The chart illustrates the variation in daylight duration in Bastogne throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 35m10h 4m11h 55m13h 48m15h 26m16h 17m15h 50m14h 22m12h 33m10h 41m9h8h 7m
Data source: Bastogne daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Bastogne

In August, Bastogne experiences a gentle wind with an average speed of 3.5 m/s (8 mph), marking a subtle continuation of the summer's light breezes. As the months transition from the warmer May and June, which boast slightly stronger winds at 4.4 m/s and 2.8 m/s, respectively, the prevailing August winds reflect a calming period before the autumn chill sets in. Observing the year's trend, wind speeds generally tend to dip during the mid-summer months, with August showing only a slight uptick from July's 3.4 m/s, yet still remaining lower than the gustier spring and fall months. This blend of refreshing air and moderate conditions invites both locals and visitors to relish the early signs of fall in the picturesque backdrop of Bastogne.

Average August Wind Speed in Bastogne

The chart displays monthly wind speed patterns in Bastogne, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.34.34.13.64.42.83.43.5 m/s2.64.23.33.9
Data source: Bastogne August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Bastogne Compares to Other Months

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

August and January present distinctly contrasting weather patterns. In August, temperatures can soar to a maximum of 33°C (92°F), with an average around 17°C (63°F), making it a warm month. However, it also experiences significant humidity at 80% and considerable precipitation, totaling 82 mm (3.2 in) over 17 days. In stark contrast, January's temperatures range from a chilling -15°C (5°F) to a maximum of 11°C (52°F), with an average close to freezing at 1°C (34°F). It includes slightly higher precipitation at 89 mm (3.5 in) spread over fewer days, 13 in total, and a humidity level of 91%. For a more detailed look at January weather, you can refer to Bastogne weather in January.

August and February present stark contrasts in weather. August typically showcases a warm climate, with average temperatures ranging from a mild 17°C (63°F) to a hot maximum of 33°C (92°F), and experiences around 82 mm (3.2 in) of precipitation over 17 days, contributing to the high humidity of 80%. In stark contrast, February brings a chilly atmosphere, with average temperatures only reaching 3°C (37°F) and minimums plunging to -12°C (10°F). Despite slightly higher precipitation of 85 mm (3.4 in) spread across 13 days, February's humidity is notably high at 90%. For a deeper look at February weather trends, you can check Bastogne weather in February.

In August, the weather is generally warm with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 33°C (92°F), averaging around 17°C (63°F). Despite the warmth, the month experiences considerable humidity at 80% and receives about 82 mm (3.2 in) of rainfall over 17 days. In contrast, March presents a much colder climate, with temperatures varying from a low of -14°C (7°F) to a high of 21°C (69°F), averaging only 5°C (41°F). Precipitation is slightly higher in March at 102 mm (4.0 in), also spread over 17 days, accompanied by a higher humidity level of 88%. For more detailed insights, you can check Bastogne weather in March.

When comparing the weather in August and April, distinct differences emerge. August experiences a wider temperature range with minimums at 4°C (40°F) and maximums soaring to 33°C (92°F), averaging around 17°C (63°F). In contrast, April sees cooler temperatures, with minimums dropping to -4°C (25°F) and maximums reaching 25°C (77°F), averaging at 8°C (47°F). Precipitation levels are higher in August, totaling 82 mm (3.2 in) over 17 days, compared to 49 mm (1.9 in) over 11 days in April. Humidity is slightly lower in August at 80%, while April has a higher humidity level at 84%. For more detailed insights about the weather in April, you can refer to Bastogne weather in April.

In comparing the weather between August and May, August generally presents warmer temperatures, with an average of 17°C (63°F) and highs reaching up to 33°C (92°F), while May's temperatures range from a minimum of -1°C (30°F) to a maximum of 29°C (84°F) with an average of 12°C (54°F). Precipitation levels are slightly lower in August at 82 mm (3.2 in) over 17 days, compared to May’s 89 mm (3.5 in) across 15 days. Both months experience high humidity, with August at 80% and May slightly higher at 81%. For a detailed look into how weather in May affects Bastogne, you can visit Bastogne weather in May.

In comparing the weather between June and August, we see some notable differences. August tends to be slightly warmer, with average temperatures reaching 17°C (63°F) compared to June's average of 16°C (62°F). The maximum temperatures in August can soar up to 33°C (92°F), while June peaks at a more moderate 31°C (88°F). However, August is also wetter, with 82 mm (3.2 in) of precipitation over 17 days, compared to June's 97 mm (3.8 in) over 14 days. Both months experience high humidity levels around 80%, making it feel warm and muggy. For more detailed insights into June weather, you can check Bastogne weather in June.

In comparing the weather of August and July, both months exhibit similar average temperatures, hovering around 17°C (63°F), but there are notable differences in their extremes. July experiences slightly warmer conditions with a maximum temperature of 36°C (96°F), while August peaks at a more moderate 33°C (92°F). Precipitation levels are comparable, with August receiving 82 mm (3.2 in) over 17 days, slightly more frequent than July’s 81 mm (3.2 in) across 12 days. Humidity remains relatively high in both months, at 80% in August and 82% in July. For a detailed look at July specifically, you can visit Bastogne weather in July.

August typically features warmer temperatures compared to September, with an average temperature of 17°C (63°F) and max highs reaching up to 33°C (92°F). In contrast, September sees a slight dip in temperatures, averaging 14°C (57°F) and peaking at 32°C (89°F). While August experiences 82 mm (3.2 in) of precipitation over 17 days, September brings a little less moisture at 77 mm (3.0 in) spread across just 10 days. Humidity levels remain relatively high in both months, with September being slightly more humid at 83%. For more details on September's weather, visit Bastogne weather in September.

In comparing the weather between August and October, one can observe distinct differences in temperature and precipitation patterns. August showcases a broader temperature range with a minimum of 4°C (40°F), an average of 17°C (63°F), and a maximum of 33°C (92°F), while experiencing humidity levels around 80%. In contrast, October sees cooler temperatures, with a minimum of 0°C (33°F), an average of 10°C (50°F), and a maximum of 23°C (73°F), along with increased humidity at 89%. Precipitation in August totals 82 mm (3.2 in) over 17 days, while October has slightly higher precipitation at 92 mm (3.6 in) for 13 days. For more details on October weather, visit Bastogne weather in October.

In August, the weather is typically warmer, with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 33°C (92°F) and an average of 17°C (63°F). Despite the higher temperatures, August experiences significant humidity at 80%, with about 82 mm (3.2 in) of precipitation across approximately 17 days.

In contrast, November brings a notable drop in temperatures, with a minimum of -5°C (24°F), an average of 5°C (41°F), and a maximum of 17°C (64°F). Although the precipitation is slightly lower at 74 mm (2.9 in) over 13 days, the humidity remains quite high at 91%. For more details about the weather in November, you can check Bastogne weather in November.

August and December present starkly contrasting weather characteristics. In August, temperatures can range from a minimum of 4°C (40°F) to a maximum of 33°C (92°F), with an average of 17°C (63°F), providing a warm and humid atmosphere with an average humidity of 80%. Precipitation is moderate, totaling 82 mm (3.2 in) over about 17 days. In contrast, December experiences much colder conditions, with temperatures dropping to a minimum of -5°C (22°F) and peaking at 13°C (56°F), averaging just 3°C (38°F). This month also sees increased precipitation, totaling 138 mm (5.4 in) across 19 days, accompanied by higher humidity levels at 93%. For more information on December weather specifics, visit Bastogne weather in December.

Compare Bastogne's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Bastogne

August in Bastogne presents a unique combination of warmth and humidity, setting it apart from the cooler months. With maximum temperatures occasionally soaring to a sweltering 33°C (92°F), residents and visitors alike experience a vibrant summer atmosphere. However, this warmth is balanced by an average temperature of 17°C (63°F) and the cooler nights that drop to 4°C (40°F). While precipitation remains a factor, with about 17 days of rain totaling 82 mm (3.2 in), the lush landscapes thrive, showcasing Bastogne's enchanting beauty. This mix of sun and rain, combined with high humidity at 80%, creates a dynamic climate quite different from the drier seasons. For more details on Bastogne's weather patterns, explore Bastogne Climate.