August Weather in Lausanne, Switzerland

Last updated: August 27, 2025

Lausanne in August offers a delightful blend of warm temperatures and occasional showers, making it an intriguing month for visitors. With maximum highs reaching 31°C (89°F) and an average of 19°C (67°F), the weather invites outdoor exploration, while cooler nights drop to a refreshing 9°C (48°F). Expect a total precipitation of 101 mm (4.0 in) spread across approximately 11 days, contributing to a humidity level of 77% that enhances the lush beauty of the region. This temperate climate allows for both sun-soaked days and cozy, rainy afternoons, promising a well-rounded experience in this picturesque Swiss city.

August Temperature in Lausanne

In August, Lausanne, Switzerland, basks in a delightful summer atmosphere, showcasing temperatures that range from a comfortable minimum of 9°C (48°F) to a pleasant maximum of 31°C (89°F). The average temperature settles at a balmy 19°C (67°F), making it an ideal time for outdoor activities and enjoying the scenic beauty of this lakeside city. As the summer peaks, August continues the upward trend in temperatures established in the preceding months, with July setting the stage for warm days. Visitors can expect longer, sun-filled hours perfect for exploring, relaxing by Lake Geneva, or savoring local culinary delights, all while appreciating the vibrant atmosphere that Lausanne has to offer.

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

The chart illustrates August temperature patterns in Lausanne, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lausanne, 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).
JanFebMarAprMayJunJulAugSepOctNovDec374043485463676761534539
Data source: Temperature data for Lausanne 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 Lausanne

In August, Lausanne experiences a modest precipitation total of 101 mm (4.0 in) spread across 11 rainy days. This consistent rainfall aligns closely with the patterns seen in the summer months, reflecting a slight reduction from July's average of 106 mm while still maintaining the region's lush greenery. As summer transitions into autumn, August's precipitation serves as a gentle reminder of the approaching seasonal shifts, just before September's forecast of 75 mm signals a drying trend. This month encapsulates the charm of late summer in Lausanne, where the mix of sunshine and rain nourishes both nature and the vibrant city life.

August Precipitation Trends in Lausanne

The chart displays monthly precipitation patterns in Lausanne, 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 Lausanne, August typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec11693111591421031061017510498186
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Lausanne

In August, Lausanne experiences a relative dip in humidity, averaging 77%, marking the lowest point of the year. This decline follows a trend of gradually decreasing humidity from the peak winter months, where levels hover around a high of 91% in January. As spring transitions into summer, humidity levels begin to level off around 80%, before slightly rising again in September. The comparative dryness of August can provide a refreshing break, making it an ideal time for outdoor activities, yet the air maintains a noticeable moisture that characterizes much of Lausanne's climate throughout the year.

August Average Humidity in Lausanne

This chart illustrates the average monthly humidity levels in Lausanne, 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 Lausanne is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%84%80%82%82%77%81%89%89%91%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Lausanne

In August, Lausanne experiences a UV Index of 9, placing it in the very high exposure category, where a mere 15-minute burn time is all it takes for unprotected skin to suffer damage. This trend of high UV levels, peaking in the summer months, reflects the consistent sun exposure that characterizes the season. After reaching its zenith in June, the UV Index remains elevated in both July and August, urging outdoor enthusiasts to take necessary precautions. As summer winds down, the drop to September's UV Index of 7 emphasizes the importance of staying vigilant about sun protection even as the days become shorter. For detailed insights and daily updates, check out the Lausanne UV Index.

Maximum UV Index Levels in Lausanne for August

The chart shows the monthly maximum UV Index (UVI) for Lausanne 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 Lausanne typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2467810997532
Data source: Lausanne 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 Lausanne

August in Lausanne, Switzerland, shines brightly with 388 hours of sunlight, marking a delightful transition from the peak summer glow of July, which boasts an impressive 418 hours. This slight dip reflects the natural ebb toward autumn, yet August remains robustly vibrant, outpacing the earlier months of the year. As spring blossoms into summer, daylight hours steadily increase, peaking in July before slightly tapering off. Following the warmth of August, September still offers a generous 330 hours, hinting at a lingering summer's embrace. With such a sun-drenched landscape, August in Lausanne is not just a month; it's a celebration of summer’s last hurrah, inviting outdoor adventures and cherished moments beneath the sun.

Monthly Sunshine Duration in Lausanne: August Highlighted

The August sunshine duration represents the total number of hours Lausanne 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.
JanFebMarAprMayJunJulAugSepOctNovDec167h231h297h354h355h394h418h388h330h288h229h197h
Data source: Lausanne August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Lausanne During August

In Lausanne, Switzerland, the likelihood of sunny weather shows an interesting progression throughout the year, with August offering a 42% chance of sun. This marks a slight increase from the summer months of July and June, which sit at 39% and 38%, respectively. Notably, the trend reveals that as spring transitions into summer, the likelihood of sunshine fluctuates, peaking in early spring with 51% in April before taking a dip in May. By August, the sun's emergence becomes a bit more promising as summer wanes. While the chance of clear skies is far from guarantee, this uptick makes late summer a delightful time for sun-seekers in Lausanne, inviting both locals and tourists to enjoy the scenic beauty of this charming city under brighter skies.

Percentage of Sunny Days in August in Lausanne

The chart illustrates the percentage of sunny days in Lausanne 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 Lausanne experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec15%37%48%51%33%38%40%42%36%38%29%25%
Data source: Lausanne August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Lausanne in August

As August unfolds in Lausanne, Switzerland, daylight begins to wane slightly from the summer peak, offering an average of 14 hours of sunlight. This decline follows a vibrant June and July, where the city enjoys a maximum of 15 hours of sun each day, fostering a lively atmosphere filled with outdoor activities. The gradual decrease in daylight hours from the summer solstice signifies the transition towards autumn, as September brings a further reduction to 12 hours. This subtle shift invites a reflective mood, encouraging residents and visitors alike to savor the last warm days before the cozy embrace of fall. The gradual ebb of sunlight, from January's 9 hours to August's 14, highlights the cyclical nature of Lausanne's seasons, calling attention to the beauty that each phase brings.

Average Daylight Hours in Lausanne for August

The chart illustrates the variation in daylight duration in Lausanne throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 2m10h 19m11h 56m13h 35m15h15h 43m15h 20m14h 5m12h 29m10h 51m9h 24m8h 38m
Data source: Lausanne daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Lausanne

In Lausanne, Switzerland, the wind whispers a gentle melody throughout the year, with August maintaining a calm profile alongside the summer months. With an average wind speed of 1.5 m/s (3 mph), it reflects a subtle dip compared to the breezier spring months, such as April, which sees 1.9 m/s (4 mph). Interestingly, the late summer months remain consistent with their soft breezes, as July also clocks in at 1.5 m/s (3 mph). As the season transitions to autumn, the winds gradually lighten, dropping to a soft 1.3 m/s (3 mph) in September. This trend of mellow winds creates a tranquil atmosphere, perfect for those enjoying the picturesque lakeside or the charming streets of this beautiful city.

Average August Wind Speed in Lausanne

The chart displays monthly wind speed patterns in Lausanne, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.81.71.81.91.71.41.51.5 m/s1.31.71.61.7
Data source: Lausanne August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Lausanne Compares to Other Months

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

In August, the weather is notably warmer, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 31°C (89°F), and an average of 19°C (67°F). This summer month experiences relatively high humidity levels of 77% and about 101 mm (4.0 in) of precipitation over 11 days. In contrast, January brings a much colder climate, with temperatures ranging from a minimum of -7°C (20°F) to a maximum of 14°C (57°F) and an average of just 3°C (37°F). January also sees a slight increase in precipitation, totaling 116 mm (4.6 in) over the same number of days but with even higher humidity levels at 91%. For more detailed information, you can check out Lausanne weather in January.

In August, the weather in Lausanne is characterized by warmer temperatures, ranging from a minimum of 9°C (48°F) to a maximum of 31°C (89°F), with an average of 19°C (67°F). The month experiences relatively high humidity at 77% and sees around 101 mm (4.0 in) of precipitation over approximately 11 days. In contrast, February brings a much chillier climate, with temperatures dipping as low as -10°C (15°F) and peaking at 16°C (61°F), resulting in an average of 4°C (40°F). The humidity is slightly higher at 89%, and precipitation is comparable at 93 mm (3.7 in) over the same number of days. For those interested in more details about February's weather, you can check Lausanne weather in February.

In comparing the weather of August and March, a stark contrast is evident. August typically boasts warmer temperatures, with a comfortable average of 19°C (67°F) and highs reaching up to 31°C (89°F), while March remains much cooler, averaging only 6°C (43°F) and peaking at 20°C (68°F). Precipitation levels are slightly higher in March at 111 mm (4.4 in) over 14 days, compared to 101 mm (4.0 in) across 11 days in August. Humidity also plays a significant role, with March exhibiting a higher level at 87%, compared to August's 77%. Overall, the summer warmth of August and the chilly, more humid conditions of March create distinctly different climates. For more detailed weather information, check out Lausanne weather in March.

August and April showcase distinct differences in weather patterns. In August, temperatures range more widely, with minimums of 9°C (48°F) and highs reaching up to 31°C (89°F), leading to an average of 19°C (67°F). The month is characterized by higher humidity at 77% and more precipitation, totaling 101 mm (4.0 in) over 11 days. In contrast, April experiences cooler temperatures, with a minimum of -2°C (28°F) and a more moderate maximum of 24°C (76°F), resulting in an average of 9°C (49°F). It also sees less rainfall, accumulating 59 mm (2.3 in) over just 9 days, although the humidity is slightly higher at 84%. For more detailed insights on the weather in April, you can visit Lausanne weather in April.

When comparing the weather in August and May, August tends to be warmer with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 31°C (89°F), while May starts cooler, with temperatures between 1°C (34°F) and 26°C (79°F). August has an average temperature of 19°C (67°F), significantly higher than May's average of 12°C (55°F). Precipitation levels in May are slightly higher at 142 mm (5.6 in) over 15 days, compared to August's 101 mm (4.0 in) over 11 days. Despite the differences in temperatures, both months experience relatively high humidity, with May reaching 80% and August at 77%. For more details, you can check Lausanne weather in May.

When comparing the weather in August and June, both months exhibit a range of temperatures, but August tends to be slightly warmer overall. In June, temperatures range from a minimum of 8°C (47°F) to a maximum of 33°C (91°F), with an average of 17°C (64°F), while August shows a minimum of 9°C (48°F) and reaches up to 31°C (89°F) on average, with an average temperature of 19°C (67°F). Precipitation levels are similar, with June receiving 103 mm (4.1 in) over 13 days compared to August's 101 mm (4.0 in) over 11 days. Humidity is also slightly higher in June at 82%, compared to August's 77%. For more details, you can check Lausanne weather in June.

In comparing the weather of August and July, August tends to be slightly cooler, with a minimum temperature of 9°C (48°F) compared to July's minimum of 11°C (53°F). Both months share the same average temperature of 19°C (67°F), but July can reach higher maximum temperatures, peaking at 34°C (94°F) versus August's maximum of 31°C (89°F). Precipitation levels are relatively close, with August receiving 101 mm (4.0 in) over 11 days, while July averages 106 mm (4.2 in) across 13 days. Additionally, humidity is higher in July at 82%, compared to 77% in August. For more details on July weather specifically, you can check Lausanne weather in July.

August typically features warmer temperatures with a minimum of 9°C (48°F) and an average of 19°C (67°F), peaking at a maximum of 31°C (89°F). In contrast, September sees a cooler climate, with temperatures ranging from a minimum of 6°C (43°F) to an average of 16°C (61°F) and a maximum of 27°C (81°F). Although both months experience precipitation on 11 days, August is slightly wetter, receiving 101 mm (4.0 in) compared to September's 75 mm (2.9 in). Humidity levels also rise in September, averaging at 81% compared to August's 77%. For more detailed information, check out Lausanne weather in September.

August weather in Lausanne is characterized by warmer temperatures, with daily averages around 19°C (67°F) and highs reaching up to 31°C (89°F). The month experiences considerable humidity at 77% and sees about 101 mm (4.0 in) of precipitation over approximately 11 days. In contrast, October brings a noticeable drop in temperature, with averages of only 12°C (53°F) and maximums of 23°C (74°F). The fall month features slightly higher precipitation at 104 mm (4.1 in) across 12 days, along with increased humidity at 89%. For more detailed information, you can check Lausanne weather in October.

August and November present a stark contrast in weather conditions. In August, temperatures range from a mild 9°C (48°F) at night to a warm 31°C (89°F) during the day, with an average of 19°C (67°F). The month typically sees about 101 mm (4.0 in) of rain over 11 days, accompanied by a humidity level of 77%. In contrast, November experiences much cooler temperatures, with a minimum of -2°C (29°F) and a maximum of 17°C (63°F), averaging only 7°C (45°F). Precipitation remains fairly consistent, totaling around 98 mm (3.8 in) over 12 days, but humidity rises significantly to 89%. For a closer look at the weather specifics, you can visit Lausanne weather in November.

August and December present strikingly different weather conditions. In August, temperatures range from a pleasant minimum of 9°C (48°F) to a warm maximum of 31°C (89°F), with an average of 19°C (67°F). The month experiences a fair amount of rainfall, totaling 101 mm (4.0 in) over about 11 days, and humidity sits at a comfortable 77%. In contrast, December brings much colder weather, with temperatures dipping as low as -4°C (25°F) and averaging just 4°C (39°F), peaking at 13°C (55°F). This month sees more substantial rainfall, accumulating to 186 mm (7.3 in) over 17 days, along with higher humidity levels at 91%. For more insights on the December climate, check out Lausanne weather in December.

Compare Lausanne's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Lausanne

August in Lausanne brings a delightful mix of warmth and humidity, distinguishing it from the cooler months that precede it. With average temperatures reaching a comfortable 19°C (67°F) and maximums peaking at 31°C (89°F), this month invites outdoor activities and exploration. However, the likelihood of 11 days of rainfall adds a refreshing twist, keeping the landscape lush and vibrant. As you revel in the summer sun, remember the 77% humidity can make those warm days feel a tad sweltering. For a deeper understanding of how these factors shape the local climate, explore more at Lausanne Climate.