Last updated: August 27, 2025
August in Geneva, Switzerland offers a blend of warm days and mild nights, with maximum temperatures soaring up to 33°C (92°F) and an average of 19°C (66°F). The weather can shift, bringing about 108 mm (4.3 in) of precipitation over 13 days, contributing to a humidity level of 77%. This mix of warmth and occasional showers provides a vibrant backdrop for exploring the city's stunning landscapes and cultural attractions. Pack accordingly to enjoy Geneva's late summer charm, where sunny afternoons can quickly transition to refreshing rains.
In August, Geneva basks in the warmth of summer, with temperatures showcasing a delightful range. The month typically starts with lows around 8°C (46°F), gradually rising to a comfortable average of 19°C (66°F), and peaking at maximums that can reach 33°C (92°F). This trend reflects the culmination of warmer months, as it stands hotter compared to the cooler beginnings of the year, such as January's frigid -13°C (8°F). As Geneva transitions from July to August, the consistent warmth allows for vibrant outdoor activities and scenic lakeside enjoyment, making it an ideal time to explore the beauty of this Swiss city. The temperatures begin to cool down in September, hinting at the approaching autumn, yet August promises long, sun-filled days perfect for soaking up the summer vibes.
In August, Geneve experiences a moderate precipitation level of 108 mm (4.3 in), typical for the height of summer. This month sees rain on approximately 13 days, mirroring the slightly lower precipitation that July recorded, yet suggesting a trend of consistent moisture as summer transitions into early autumn. With May being the wettest month at 172 mm (6.8 in), August's precipitation indicates a gradual tapering of rainfall, reinforcing the summer's lush and vibrant atmosphere while still providing essential water for sustaining the verdant landscapes. The steady rainfall amounts across the summer months highlight Geneve's temperate climate, making it both a picturesque summer destination and a city where the lush outdoors thrives even as fall approaches.
In August, Geneva experiences a notable dip in humidity, averaging around 77%. This marks the lowest humidity level of the year, continuing the trend of decreasing moisture that began in May. Prior to August, the humidity steadily declined from a high of 91% in January to 80% in May and remains relatively stable at 82% through June and July. As summer wanes, the air becomes drier, providing a refreshing contrast to the wetter months that dominate the rest of the year. This shift often brings a more comfortable climate, making it an inviting time for outdoor activities in the scenic landscapes of Geneva.
In August, the UV Index in Geneve, Switzerland remains notably high at 8, placing it in the very high exposure category, with a burn time of just 15 minutes. This trend follows a peak in June when the UV Index reached a maximum of 10, showing that summer months are particularly intense for sun exposure. While the UV Index dips slightly from July's 9, residents and visitors alike should be vigilant about sun protection, as the risk of skin damage remains significant. As summer transitions into autumn, the UV Index begins to decline, but August's strong rating is a reminder to enjoy the sun safely. For more detailed information, check out the Geneve UV Index.
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In Geneva, Switzerland, the enchanting embrace of August sunshine captures the essence of summer, boasting a generous 384 hours of sunlight. This delightful month stands as a bridge between the peak warmth of July, which enjoys the most hours at 414, and the gradual decline into autumn. Following a steady ascent in daylight from the winter months, August signifies a slight dip in sunshine hours, indicating the transition towards fall. Nevertheless, its abundant light enhances outdoor activities and leisure, making it a cherished time for both locals and visitors alike to bask in the beauty of the shimmering Lake Geneva and picturesque parks. As the sun begins to set earlier, the vibrant hues of late summer sunsets complicate the dusk with a charm that lingers long in memory.
August in Geneva, Switzerland, offers a moderate chance of sunshine, with a likelihood of 46%. This marks a slight improvement from the previous months, where the chances of sunny weather hover around the 30% to 40% range. Notable trends reveal that the likelihood of sun increases steadily from the cold, dreary days of January (20%) through to the warmer summer months, peaking around August. Although still below the more promising late spring figures of April (53%), August presents a pleasant opportunity to bask in the sun as summer begins to wane. As autumn approaches in September, the chances of sunny days dip back to 40%, making August an ideal time for outdoor activities and enjoying the vibrant atmosphere of the city.
In Geneva, Switzerland, the month of August sees a delightful continuation of summer with approximately 14 hours of daylight. This is a slight decrease from the peak of 15 hours experienced in the sun-drenched months of June and July. As summer gives way to autumn, daylight hours begin to shorten, with September offering 12 hours before cascading down to 10 hours in October. This gradual transition not only highlights the lengthening shadows but also sets the stage for the cozy ambiance of fall. The overall trend in Geneva shows a natural ebb and flow of daylight throughout the year, reflecting the beautiful dance between seasons.
In Geneva, Switzerland, August brings a gentle breeze, with average wind speeds hovering around 1.7 m/s (4 mph). This marks a slight dip from the more energetic winds of spring and early summer, where speeds peaked at 2.2 m/s (5 mph) in April. As we transition from summer into fall, the city’s winds show a subtle trend of decreasing intensity. Notably, August’s placid conditions echo the calm found in other late summer months, such as July. This consistent yet gentle airflow enhances Geneva’s charm, making it a delightful time for serene lakeside strolls and outdoor gatherings as residents savor the lingering warmth before autumn settles in.
Weather in Geneve varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Geneve, focusing on differences in temperature, rainfall, humidity, and UV levels.
August and January present strikingly contrasting weather conditions. In August, temperatures showcase a wide range, with minimums of 8°C, averaging 19°C, and peaking at a warm 33°C. This month also experiences significant humidity at 77%, alongside 108 mm of precipitation over approximately 13 days. In contrast, January is notably colder, with temperatures plunging as low as -13°C, averaging just 1°C, and reaching a maximum of 14°C. This winter month, though slightly drier in terms of precipitation at 116 mm across 11 days, has a higher humidity level at 91%. For a more detailed look at January weather in Geneva, check Geneve weather in January.
In comparing the weather between August and February, we see stark contrasts. August boasts much warmer temperatures, with an average of 19°C (66°F) and maximums reaching 33°C (92°F), while February offers a chillier average of just 4°C (39°F) and can dip as low as -12°C (10°F). Precipitation levels are relatively similar, with August receiving 108 mm (4.3 in) over 13 days, and February experiencing 96 mm (3.8 in) across 11 days. Additionally, February has higher humidity at 89%, compared to August's 77%. For more details, refer to Geneve weather in February.
August and March present strikingly different weather patterns. August experiences warmer temperatures, ranging from a minimum of 8°C (46°F) to a maximum of 33°C (92°F), with an average of 19°C (66°F). In contrast, March sees chillier conditions, with temperatures varying from -12°C (10°F) to a maximum of 21°C (69°F) and an average of only 6°C (43°F). Additionally, while both months receive substantial precipitation, March has slightly higher total rainfall at 134 mm (5.3 in) over 14 days compared to August's 108 mm (4.3 in) over 13 days. The humidity is also noteworthy, with March having a higher level at 87% compared to August's 77%. For more details on the weather in March, visit Geneve weather in March.
When comparing the weather in August and April, notable differences emerge in both temperature and precipitation. August typically experiences a wider temperature range, with lows around 8°C (46°F) and highs reaching up to 33°C (92°F), resulting in an average of 19°C (66°F). In contrast, April sees cooler temperatures, with a minimum of -6°C (21°F), an average of 10°C (49°F), and a maximum of 25°C (77°F). Precipitation is also more pronounced in August, with an average of 108 mm (4.3 in) over 13 days, compared to April's 67 mm (2.6 in) over 9 days. Additionally, humidity levels are slightly higher in April at 84%, while August holds a humidity level of 77%. For more details, you can check Geneve weather in April.
When comparing the weather in August and May, notable differences emerge in temperature and precipitation patterns. August typically experiences warmer conditions with average temperatures ranging from 19°C (66°F) to a maximum of 33°C (92°F), while May has milder temperatures, ranging from a chilly -1°C (30°F) at night to an average of 13°C (55°F) during the day, with a peak of 29°C (84°F). Precipitation is more frequent in May, with 172 mm (6.8 in) falling over 16 days compared to August's 108 mm (4.3 in) over 13 days. Both months share a relatively high humidity level, with August at 77% and May slightly higher at 80%. For more detailed information on the May weather in Geneva, you can check Geneve weather in May.
When comparing the weather in June and August, we find some notable similarities and differences. Both months experience a maximum temperature of 33°C (92°F), but August tends to have slightly warmer average temperatures, peaking at 19°C (66°F) compared to June's 18°C (64°F). Precipitation levels are also comparable, with June receiving 121 mm (4.8 in) over 14 days, while August has 108 mm (4.3 in) across 13 days. However, the humidity is slightly lower in August at 77%, contrasted with June's higher humidity of 82%. For more detailed information, you can visit Geneve weather in June.
In comparing the weather of July and August, we see some similarities and slight variations. Both months experience similar average temperatures, with July having a minimum of 9°C (48°F) and an average of 19°C (67°F), while August features a minimum of 8°C (46°F) with an average of 19°C (66°F). However, the maximum temperature in July reaches 34°C (93°F), slightly higher than August's 33°C (92°F). Precipitation levels are fairly consistent, with July totaling 110 mm (4.3 in) and August slightly lower at 108 mm (4.3 in), both occurring over 13 days. Humidity is marginally lower in August at 77%, compared to July's 82%. For a closer look at July's weather, visit Geneve weather in July.
In August, the weather is notably warmer, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 33°C (92°F) and an average of 19°C (66°F). The month sees significant precipitation at 108 mm (4.3 in) over 13 days, combined with a humidity level of 77%. In contrast, September experiences cooler temperatures, with a minimum of 3°C (38°F), an average of 15°C (59°F), and a maximum of 28°C (82°F). Precipitation decreases to 74 mm (2.9 in) over 10 days, with slightly higher humidity at 81%. For more detailed weather information, you can check Geneve weather in September.
In comparing the weather between August and October, a significant shift in temperature and humidity is evident. August boasts a much warmer climate, with average temperatures ranging from a minimum of 8°C (46°F) to a maximum of 33°C (92°F), while October sees cooler averages, peaking at 22°C (72°F) and dipping to as low as -1°C (31°F). Both months experience notable precipitation, with October receiving slightly more at 116 mm (4.6 in) compared to August's 108 mm (4.3 in), although the number of rainy days is similar. Additionally, October's humidity is higher at 89%, contributing to a noticeably crisp and refreshing atmosphere. For more detailed information on October weather, you can visit Geneve weather in October.
August and November present quite contrasting weather patterns. In August, temperatures range from a comfortable 8°C (46°F) at night to a warm average of 19°C (66°F) and can peak at 33°C (92°F), making it a hot summer month. Conversely, November sees much cooler temperatures, with a minimum of -3°C (27°F), an average of 5°C (42°F), and a maximum of 19°C (66°F), indicating a significant drop from the summer warmth. Both months experience similar levels of precipitation, around 109 mm (4.3 in) over approximately 13 days, but November holds higher humidity at 89%, which can make the air feel more frigid. For more details on November weather in Geneva, check out Geneve weather in November.
The weather in August is characterized by warmer temperatures, with averages around 19°C (66°F) and maximums reaching up to 33°C (92°F), while December brings much colder conditions, with average temperatures hovering at 2°C (37°F) and highs only reaching 13°C (56°F). Additionally, August experiences noticeable humidity at 77% with 108 mm of precipitation over about 13 days, whereas December sees increased humidity at 91% and more significant rainfall, accumulating 203 mm across 18 days. This stark contrast illustrates the shift from the warmth and summer rains of August to the chill and heavier precipitation typical of December. For specific details about December weather in Geneva, you can visit Geneve weather in December.
In August, Geneva experiences a vibrant shift in weather, characterized by warmer temperatures that often reach 33°C during the day, creating a summer warmth that contrasts sharply with the cooler months of spring and fall. The average temperature lingers around 19°C, offering a pleasant balance for outdoor activities, though evenings can bring a refreshing chill, dropping to a minimum of 8°C. This month sees an increase in humidity levels at 77%, coupled with about 108 mm of rainfall over 13 days, making it a time when summer storms can roll in unexpectedly. While the rain can douse some plans, it nourishes the lush landscapes of the region. Overall, August presents a unique blend of warmth and humidity that sets it apart from the more temperate and drier months, making it an enticing time for travelers and locals alike. For more insights on what to expect from Geneva’s climate, check out Geneve Climate.