Last updated: August 27, 2025
August in Weggis, Switzerland offers a delightful mix of warm temperatures and refreshing highs, with a maximum reaching 29°C (84°F) and an average of 17°C (63°F). Visitors can expect the charming backdrop of the Swiss landscape, even as the month brings 203 mm (8.0 in) of precipitation over 18 days. With humidity levels around 80%, the air is comfortably dense, making this a perfect time for both outdoor activities and cozy indoor retreats. Whether you're hiking the nearby trails or enjoying the serenity of Lake Lucerne, August in Weggis promises a unique experience amidst nature's beauty.
In Weggis, Switzerland, August brings a delightful warmth as the summer reaches its peak. With temperatures ranging from a comfortable 7°C (45°F) at night to a balmy 29°C (84°F) during the day, this month invites both locals and travelers to embrace the stunning natural beauty of the area. The average temperature hovers around 17°C (63°F), a significant contrast to the winter chill lingering in the earlier months, where February dipped as low as -19°C (-1°F). With consistent highs around 29°C, August represents the culmination of a gradual warming trend seen since June, when temperatures first crossed into the higher ranges, indicating a vibrant summer atmosphere that's perfect for exploring the serene shores of Lake Lucerne or hiking the surrounding mountains.
August in Weggis, Switzerland, marks a peak in precipitation, with a notable 203 mm (8.0 in) of rain falling over the month. This represents the highest monthly total of the year, reflecting a shift in the summer climate as it transitions into autumn. With 18 rainy days, August shares the spotlight with July for the number of precipitation days, highlighting a trend of consistently wet summer months. Interestingly, this spike in rainfall contrasts with the relatively lower amounts seen earlier in spring, such as April’s 104 mm (4.1 in), suggesting that the tail end of summer can bring about a significant increase in moisture. As the days grow shorter and the weather turns, Weggis experiences a vivid illustration of nature’s rhythms, reminding us of the dynamic shifts within its seasonal cycle.
In Weggis, Switzerland, August brings a noticeable dip in humidity, averaging around 80%, which is the lowest level since May. Following a gradual decrease from the peak of 92% in January, the summer months maintain relatively high moisture content, peaking at 83% in July before this late summer slide. As the season transitions into autumn, humidity starts to rise again, with September seeing a slight rebound to 83%. The trend suggests that while August offers a brief respite from the typically high humidity of the preceding months, it paves the way for an increase as the year progresses toward the wetter autumn and winter seasons ahead.
In August, Weggis, Switzerland, experiences a UV Index of 8, categorizing exposure as very high. This trend continues from the previous months of June and July, both of which also registered a UV Index of 9. The consistent high levels of UV radiation throughout the summer months highlight the importance of sun protection, as the burn time remains a brief 15 minutes under such conditions. Following a steady increase from the lower indices in winter to the intense summer peaks, it’s vital to be vigilant about sun safety during this time. For more details on UV trends in Weggis, check out Weggis UV Index.
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August in Weggis, Switzerland, basks in 384 hours of sunshine, making it one of the sunniest months of the year. This delightful exposure to sunlight follows a peak in July, where 415 hours of radiant warmth set the stage for some of the year's best weather. As summer wanes, August maintains a healthy glow, surpassing the sunnier months of both June (385 hours) and May (370 hours). However, as the calendar turns towards autumn, September begins to show signs of decline with 320 hours, a stark contrast to the vibrant summer months. The trend highlights how Weggis transitions through seasons, offering plenty of sunny days for visitors and locals alike to enjoy before cooler weather sets in.
In Weggis, Switzerland, the likelihood of enjoying sunny weather in August stands at 33%, slightly higher than the preceding summer months of July and June, which each hover around 31% and 30% respectively. This modest increase reflects a general trend where the chances of sunshine fluctuate throughout the year, peaking in the spring months. As we transition from April's 44% to the summer, the percentages dip before stabilizing in the later summer months. While August doesn’t guarantee continuous sunshine, it remains a favorable time for those seeking pleasant weather, especially when compared to the gloomier winter months that languish at 14% in January. So while you might not get day after day of blue skies, the odds are still better in Weggis than during those dreary winter days.
In Weggis, Switzerland, the daylight duration experiences a captivating transition throughout the year, peaking in the summer months. Starting from a modest 8 hours in January, daylight gradually increases, reaching a delightful 15 hours by June, allowing for vibrant outdoor activities. As July rolls in, the daylight remains steady at 15 hours, basking the region in golden sun. However, a gentle decline begins in August, with daylight lasting 14 hours, signaling the late-summer shift. Following this, September sees a drop to 12 hours, hinting at the approach of autumn. The rhythm of daylight beautifully mirrors the changing seasons, creating a dynamic natural backdrop for the community and visitors alike.
In Weggis, Switzerland, the August wind dances gently over the landscape, with an average wind speed of 1.2 m/s (3 mph), marking a subtle decline as summer wanes. Following a consistent pattern, August sees the calmest breezes of the year, continuing a trend observed since June. The gentle winds throughout the summer months remain relatively stable, hovering around 1.3 to 1.6 m/s, but they eventually give way to the cooler autumn air. As the days shorten and the beauty of fall approaches, the steady decrease in wind speed hints at nature's transition, inviting visitors to embrace the serene beauty of Weggis’ late-summer landscapes.
Weather in Weggis varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Weggis, focusing on differences in temperature, rainfall, humidity, and UV levels.
August and January present a striking contrast in weather. In August, temperatures range from a mild 7°C (45°F) to a warm 29°C (84°F), accompanied by relatively high humidity at 80% and significant rainfall averaging 203 mm (8.0 in) over 18 days. In contrast, January features much colder temperatures, with a minimum of -15°C (5°F) and a maximum of 11°C (52°F), making it feel much harsher despite slightly lower precipitation of 144 mm (5.7 in) over 13 days and a heightened humidity level of 92%. For a detailed look at January weather specifics, check out Weggis weather in January.
August and February present striking contrasts in weather conditions. In August, temperatures range from a cool 7°C (45°F) at night to a warm 29°C (84°F) during the day, accompanied by high humidity at around 80%. This month sees significant rainfall, with 203 mm (8.0 in) spread over 18 days, creating a lush and vibrant atmosphere.
In stark contrast, February experiences much colder temperatures, with a minimum of -19°C (-1°F) and a maximum of 14°C (58°F), averaging just 1°C (34°F). Despite being the winter season, February has relatively lower precipitation at 106 mm (4.2 in) over 12 days, but the humidity is slightly higher at 89%. This creates a crisp and chilly environment, ideal for winter sports and enjoying the serene beauty of snow-covered landscapes. For more specifics about February weather in Weggis, you can check Weggis weather in February.
August and March present contrasting weather patterns. In August, temperatures range from a cool 7°C (45°F) at night to a warm 29°C (84°F) during the day, with an average of 17°C (63°F). However, this month also experiences significant precipitation, totaling 203 mm (8.0 in) over 18 days, coupled with high humidity at 80%. In contrast, March starts with colder temperatures, dipping as low as -15°C (6°F) but can reach a pleasant high of 18°C (64°F), averaging at 3°C (38°F). Although it sees less rainfall, with 127 mm (5.0 in) spread over 17 days, it has slightly higher humidity at 87%. For more detailed information, you can check Weggis weather in March.
In comparing the weather of August and April, a notable contrast emerges. August boasts a warmer climate with average temperatures around 17°C (63°F) and highs reaching up to 29°C (84°F), alongside a substantial amount of rainfall, totaling 203 mm (8.0 in) over 18 days, while humidity levels hover around 80%. In contrast, April experiences much cooler temperatures, with an average of 7°C (45°F) and maximums of only 22°C (71°F). It receives less precipitation at 104 mm (4.1 in) across 12 days, and although humidity is slightly higher at 84%, the overall feel is crisper and more refreshing. For more detailed information about April weather, you can check Weggis weather in April.
In comparing the weather of August and May, we see a distinct difference in temperature and precipitation patterns. August tends to be warmer, with average temperatures ranging from 7°C (45°F) to a maximum of 29°C (84°F), while May starts colder, with temperatures ranging from -7°C (19°F) to a maximum of 27°C (80°F). Both months experience high humidity levels at 80%, but August sees more rainfall overall, with 203 mm (8.0 in) of precipitation over 18 days compared to May's 163 mm (6.4 in) over 19 days. For a closer look at May's weather specifics, check out Weggis weather in May.
In comparing the weather between June and August, it's clear that August tends to be warmer with an average temperature of 17°C (63°F) compared to June's average of 16°C (60°F). However, June can reach slightly higher maximum temperatures, peaking at 31°C (88°F) compared to August's maximum of 29°C (84°F). Both months experience a significant amount of rainfall, with August receiving 203 mm (8.0 in) over 18 days, slightly more than June's 189 mm (7.4 in) over the same number of days. Humidity levels are also quite similar, with August at 80% and June at 82%, adding a muggy feel to both months. For a detailed look at June weather specifically, you can visit Weggis weather in June.
In comparing the weather between July and August, both months showcase similar minimum temperatures, hovering around 7°C (45°F). However, July is typically warmer on average, with a maximum temperature of 31°C (87°F) compared to August’s 29°C (84°F). Precipitation levels are slightly higher in August at 203 mm (8.0 in), compared to July's 190 mm (7.5 in), with both months experiencing rain over 18 days. Humidity levels also remain comparable, with August at 80% and July slightly higher at 83%. For more details on July's conditions, you can check out Weggis weather in July.
August typically showcases warmer temperatures, with averages ranging from a minimum of 7°C (45°F) to a maximum of 29°C (84°F). The month sees considerable precipitation, totaling 203 mm (8.0 in), over 18 days, accompanied by high humidity levels of around 80%. In contrast, September experiences a notable drop in temperatures, with an average minimum of 1°C (34°F) and a maximum of 25°C (77°F), resulting in a cooler atmosphere. Precipitation is also less significant, measuring 146 mm (5.8 in) over 15 days, while humidity slightly increases to 83%. For more detailed weather insights, you can explore Weggis weather in September.
August and October present quite contrasting weather patterns. In August, temperatures range from a minimum of 7°C (45°F) to a maximum of 29°C (84°F), with an average of 17°C (63°F). The month is relatively humid at 80%, accompanied by substantial precipitation of 203 mm (8.0 in) over 18 days. In contrast, October sees a significant drop in temperatures, with a minimum of 1°C (34°F) and an average of only 9°C (49°F), peaking at 20°C (68°F). Despite being slightly drier, with 165 mm (6.5 in) of precipitation over 14 days, October's humidity increases to 90%, making it feel cooler and wetter overall. For more detailed insights about weather conditions in October, you can refer to Weggis weather in October.
August and November present quite distinct weather experiences. In August, temperatures range from a cool 7°C (45°F) to a warm 29°C (84°F), with an average of 17°C (63°F). This month typically experiences significant rainfall, totaling 203 mm (8.0 in) over 18 days, coupled with high humidity at 80%. In contrast, November sees much colder conditions, with temperatures fluctuating between -7°C (19°F) and 19°C (66°F), averaging just 4°C (39°F). While November has a lower total precipitation of 102 mm (4.0 in) over 14 days, humidity is notably higher at 88%. For more details, you can check Weggis weather in November.
In August, the weather is significantly warmer, with average temperatures hovering around 17°C (63°F) and maximums reaching 29°C (84°F), perfect for summer activities. However, it also sees considerable precipitation, with 203 mm (8.0 in) falling over 18 days, resulting in a humidity level of 80%. In stark contrast, December brings much colder conditions, with average temperatures dropping to around 1°C (33°F) and maximums only reaching 11°C (52°F). Although the total precipitation in December is slightly lower at 171 mm (6.7 in), it still occurs over the same number of days, and the higher humidity at 90% contributes to the wintry atmosphere. For more insights into the winter weather, check out Weggis weather in December.
August in Weggis offers a vibrant blend of summer warmth and occasional rain, distinguishing it from the more temperate months of spring and early summer. With maximum temperatures peaking at a delightful 29°C, the month invites outdoor adventures, while the average warmth of 17°C keeps evenings pleasantly mild. However, it's also marked by increased humidity and a higher chance of rain, with about 18 days of precipitation, contributing to the lush scenery that makes Weggis so enchanting. For a deeper dive into the seasonal shifts and what to expect throughout the year, check out Weggis Climate.