Last updated: August 27, 2025
Montreux, Switzerland, in August, boasts a maximum temperature reaching 30°C (86°F), offering warm and inviting days for visitors. The average temperature hovers around 17°C (62°F), while nights may dip to a refreshing 6°C (43°F). Despite the warmth, the month experiences 152 mm (6.0 in) of precipitation over approximately 15 days, contributing to the lush surroundings. With humidity levels at 77%, the atmosphere is both balmy and vibrant, making Montreux a captivating destination for summer adventures amidst stunning landscapes.
In August, Montreux, Switzerland, basks in the warmth of summer, showcasing a delightful range of temperatures that cater to diverse outdoor activities. With minimums around 6°C (43°F) and averages peaking at 17°C (62°F), visitors can enjoy pleasant days by the tranquil shores of Lake Geneva. The maximum temperatures reach up to 30°C (86°F), inviting locals and tourists alike to soak up the sun while exploring the vibrant city and its stunning landscapes. This month is a transition point, where the preceding warmth of July seamlessly flows into the early hints of autumn, making it an ideal time to experience Montreux's beauty before the cooler months set in. The consistent warmth and mild evenings suggest that August is not just a peak tourist season but also a perfect time to immerse in the picturesque Swiss charm.
In August, Montreux experiences moderate precipitation, recording an average of 152 mm (6.0 in) over 15 days of rain. This places August in a comfortable middle range compared to the wetter months like December and May, yet still showcases a significant amount of rainfall when compared to the drier spring months. The trend of increasing precipitation leading into late summer is evident, as July typically sees 165 mm (6.5 in), suggesting a climactic peak just before the transition to fall. Overall, the summer months collectively maintain a steady rhythm of rain, fostering the lush landscapes that Montreux is famed for, ultimately making it a vibrant time for visitors drawn to the region's natural beauty.
In Montreux, Switzerland, August ushers in a refreshing dip in humidity, averaging around 77%, making it one of the more comfortable months of the year. This decline represents a noticeable trend from the 91% humidity typical in January, gradually decreasing as spring transitions into summer. Following a peak in late spring and early summer, where humidity hovers around the 80% mark, August's lower levels create an inviting atmosphere, ideally suited for enjoying the stunning lakeside views and cultural festivals. As the season starts to turn, September sees a mild rise back to 81%, but the comfortable August air often leaves a lasting impression on residents and visitors alike.
In August, Montreux, Switzerland experiences a very high UV Index of 9, indicating that sun protection is essential during this vibrant summer month. With a burn time of just 15 minutes, it's crucial for residents and visitors alike to stay vigilant against sun exposure. This peak in UV levels follows a trend established in July, where the UV Index was similarly high, and showcases a consistent push towards intensifying sun exposure as the summer unfolds. Looking back, the gradual rise from January's low levels to August’s strong readings emphasizes the need for skin safety as outdoor activities increase. For more detailed insights on UV levels throughout the year, visit Montreux UV Index.
UV Risk Categories
In Montreux, Switzerland, the month of August basks in a delightful 388 hours of sunshine, a testament to the region's vibrant summer climate. This peak sunshine month, following the sun-soaked days of July with an impressive 418 hours, maintains a glorious glow, setting the stage for outdoor adventures and scenic strolls along the picturesque shores of Lake Geneva. As the summer winds down, August stands out, holding onto sunlight better than its neighboring months like September, which sees a dip to 330 hours. This trend reflects a gradual tapering of summer's golden embrace but leaves travelers with the perfect opportunity to savor the warm end of the season, making Montreux a seasonal gem.
In August, Montreux, Switzerland, enjoys a 37% chance of sunny weather, a figure that remains steady compared to the preceding months. Although this is an improvement from the early winter months, where the likelihood of sunshine hovers around a mere 19% in January, August's sun chances trail just behind the summer peak seen in June and July. Interestingly, this mid-summer month ties with September, suggesting that while the warmest days may be behind, the potential for pleasant weather lingers. Overall, while Montreux might not guarantee abundant sunshine in August, it certainly offers a balanced opportunity for enjoying the outdoors.
In Montreux, Switzerland, August marks a gentle transition in daylight, offering 14 hours of sunlit days, slightly diminishing from the 15 hours experienced in the heart of summer months like June and July. As the summer draws to a close, the daylight duration begins to taper off, reflecting the shift towards autumn. This gradual decline mirrors the patterns of previous months, where longer days in spring and summer gracefully give way to shorter daylight hours in the fall. The ebbing light of August signals the approach of September, which features a notable drop to 12 hours of daylight, emphasizing the fleeting magic of summer as it prepares to yield to the enchanting colors of autumn.
As summer transitions into fall, August in Montreux, Switzerland, embraces a gentle breeze with an average wind speed of 1.5 m/s (3 mph). This serene environment reflects a consistent pattern seen throughout the year, where wind speeds hover around a modest 1.6 m/s (4 mph) in the colder months and gradually decline during the peak of summer, notably dipping to 1.3 m/s (3 mph) in June and July. The slight increase in August’s winds hints at the approaching autumn, marking a subtle shift from the stillness of late summer. As this picturesque lakeside town basks in the warmth of August, the calming winds add a soothing touch to the stunning scenery, inviting both relaxation and exploration.
Weather in Montreux varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Montreux, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather in August and January, we see stark contrasts in temperature, precipitation, and humidity. August features a mild climate with a minimum temperature of 6°C (43°F) and an average high reaching 30°C (86°F). Although it is one of the wetter months, receiving 152 mm (6.0 in) of rain over approximately 15 days, humidity levels sit at a comfortable 77%. In contrast, January is characterized by much colder temperatures, with lows plummeting to -17°C (1°F) and an average high of just 10°C (51°F). While January has slightly lower precipitation at 132 mm (5.2 in) over 11 days, the humidity is notably higher at 91%, making the air feel much colder. For a detailed overview of Montreux’s January weather, you can visit Montreux weather in January.
When comparing the weather in August and February, the differences are striking. August boasts a more temperate climate with temperatures ranging from a minimum of 6°C (43°F) to a maximum of 30°C (86°F) and an average of 17°C (62°F), accompanied by significant rainfall of 152 mm over 15 days and a humidity level of 77%. In contrast, February experiences much colder conditions, with temperatures dipping to a minimum of -15°C (4°F) and averaging just 1°C (34°F), peaking at 15°C (59°F). The month sees less precipitation, totaling 106 mm over 11 days, but higher humidity at 89%. For more details on the specific weather patterns in February, you can visit Montreux weather in February.
August and March present contrasting weather patterns in Montreux. In August, temperatures average around 17°C (62°F), reaching a maximum of 30°C (86°F), while offering a relatively comfortable humidity level of 77%. However, it is also a month with significant rainfall, receiving about 152 mm (6.0 in) over 15 days. In comparison, March is much colder, with temperatures ranging from a minimum of -16°C (4°F) to an average of 3°C (38°F) and a maximum of 18°C (65°F). Despite the chill, March has a slightly lower precipitation level of 135 mm (5.3 in) over the same number of days, with humidity remaining high at 87%. For more detailed information, you can refer to Montreux weather in March.
When comparing the weather between August and April, notable differences emerge. August features a much warmer average temperature of 17°C (62°F), with daytime highs reaching up to 30°C (86°F), contrasted with April's cooler average of 7°C (45°F) and maximums of 22°C (72°F). Precipitation levels are also higher in August, with 152 mm (6.0 in) over 15 days, compared to April's 76 mm (3.0 in) over just 12 days. Humidity remains relatively high in both months, with April at 84% and August at 77%. For more detailed insights, check out Montreux weather in April.
When comparing the weather in August and May, we can see distinct differences in temperature and precipitation patterns. August temperatures range from a minimum of 6°C (43°F) to a maximum of 30°C (86°F), averaging 17°C (62°F), creating a warmer and more pleasant environment than May, which experiences a minimum of -3°C (27°F) and a maximum of 27°C (81°F), with an average of 11°C (51°F). In terms of precipitation, May sees slightly more rain, totaling 182 mm (7.2 in) over 19 days, compared to August's 152 mm (6.0 in) over 15 days. Humidity levels are also quite similar, with May at 80% and August at 77%. For a closer look at May's climate, check out Montreux weather in May.
When comparing the weather in June and August, we observe some notable differences. In June, the temperatures range from a minimum of 4°C (39°F) to a maximum of 32°C (89°F), with an average temperature of 16°C (60°F) and relatively higher humidity at 82%. In contrast, August experiences a lower minimum temperature of 6°C (43°F) and a slightly higher average of 17°C (62°F), but a maximum that is similar at 30°C (86°F). Both months see substantial precipitation, with June receiving 159 mm (6.3 in) over 18 days, while August registers 152 mm (6.0 in) across 15 days. For more detailed insights into the June weather patterns, you can visit Montreux weather in June. Overall, while both months exhibit warm summer characteristics, June tends to be slightly warmer, albeit with a bit more rainfall.
In comparing the weather between July and August, we see some notable differences. August tends to have slightly more variable temperatures, with a maximum reaching 30°C (86°F), while July enjoys a higher maximum of 32°C (90°F). Both months experience a minimum temperature of 6°C, but the average temperatures are a bit more consistent, hovering around 17°C (62°F) for both months. Precipitation in August is 152 mm (6.0 in) over 15 days, which is slightly less than July's 165 mm (6.5 in) over 16 days. Additionally, humidity levels are generally lower in August at 77%, compared to 82% in July. For more details on July weather specifically, you can check Montreux weather in July.
August and September present a noticeable shift in weather patterns. In August, temperatures range from a minimum of 6°C (43°F) to a maximum of 30°C (86°F), resulting in an average of 17°C (62°F) with a relatively high humidity of 77%. The month experiences considerable precipitation, totaling 152 mm (6.0 in) over approximately 15 days.
In contrast, September sees cooler temperatures, with a minimum of 1°C (34°F) and a maximum of 26°C (78°F), leading to an average of 13°C (56°F). Precipitation decreases to 100 mm (3.9 in) across about 13 days, while humidity slightly increases to 81%. This transition highlights a trend towards cooler and less rainy days as summer fades into autumn. For more detailed insights, visit Montreux weather in September.
In August, the weather features a wider range of temperatures, with minimums of 6°C (43°F) and maximums reaching up to 30°C (86°F), providing warm summer days. The average temperature stands at 17°C (62°F), accompanied by significant rainfall of 152 mm (6.0 in) over 15 days, while humidity levels hover around 77%.
In contrast, October sees a notable drop in temperatures, with minimums falling to 0°C (32°F) and an average of just 9°C (48°F), though it still enjoys a milder maximum of 22°C (72°F). Rainfall decreases slightly to 120 mm (4.7 in) over 13 days, and humidity rises to 89%. For more detailed information, you can check Montreux weather in October.
August and November present markedly different weather conditions. In August, temperatures range from a cool 6°C (43°F) at night to a warm maximum of 30°C (86°F) during the day, typically averaging around 17°C (62°F). The month is characterized by considerable rainfall, with 152 mm (6.0 in) of precipitation spread across about 15 days and humidity levels reaching 77%. In contrast, November sees a significant drop in temperatures, with a minimum of -8°C (17°F) and an average of just 4°C (39°F), while the maximum only reaches 18°C (64°F). This month also experiences lower precipitation at 106 mm (4.2 in) over 13 days, but humidity is slightly higher at 89%. For more detailed information on weather patterns, you can check Montreux weather in November.
August and December offer strikingly different weather conditions. In August, temperatures range from a pleasant 6°C (43°F) at night to a warm maximum of 30°C (86°F), with an average of 17°C (62°F). While it experiences considerable precipitation at 152 mm (6.0 in) over 15 days, humidity levels are relatively high at 77%, creating a warm, summery atmosphere. In contrast, December plunges into winter, with temperatures dropping significantly, recording a minimum of -16°C (3°F) and reaching a maximum of 11°C (52°F), averaging around 0°C (32°F). The month is wetter as well, with precipitation totaling 208 mm (8.2 in) across 18 days, and humidity rising to 91%, contributing to a cold, damp environment. For more detailed insights, check out Montreux weather in December.
As August arrives in Montreux, it brings a delightful contrast to the cooler months, with warm temperatures often peaking around 30°C (86°F) while maintaining a pleasant average of 17°C (62°F). This typically dry month sees an uptick in humidity, hovering around 77%, while occasional rainfall—averaging 152 mm over 15 days—adds a refreshing touch to the landscape. Compared to the rest of the year, August stands out as a vibrant and lively time, ideal for enjoying the stunning scenery and outdoor activities. For a deeper understanding of what to expect throughout the year, visit Montreux Climate.