Last updated: August 27, 2025
In Zernez, Switzerland, August brings a delightful mix of summer warmth and refreshing alpine coolness. With a maximum temperature reaching 22°C (71°F) and an average of 10°C (51°F), visitors can enjoy pleasant days amidst stunning natural landscapes. However, the month is also characterized by considerable precipitation, totaling 194 mm (7.6 in) over 21 days, leading to a humidity level of around 80%. This blend of conditions creates a lush environment, perfect for outdoor activities and exploring the breathtaking scenery of the Swiss Alps.
In August, Zernez, Switzerland, experiences a delightful transition as the summer warmth lingers amid the encroaching autumn chill. With temperatures ranging from a cool -1°C (30°F) at night to a pleasant 22°C (71°F) during the day, the average settles comfortably at 10°C (51°F). This month's weather marks a significant shift from the snowy depths of winter and showcases a typical alpine climate, offering mild days perfect for exploring the stunning landscapes. As the month progresses, the temperatures gradually begin to dip, hinting at the approaching fall, making August a fleeting season of warmth in the otherwise frosty year.
August stands out as the wettest month in Zernez, Switzerland, with a remarkable 194 mm (7.6 in) of precipitation recorded over 21 days. This deluge marks a notable peak following a summer characterized by steadily increasing rainfall, with both June and July contributing significantly with 141 mm (5.5 in) and 158 mm (6.2 in), respectively. The rise in precipitation during these months hints at the arrival of the late summer storms that sweep through the region, bringing refreshing relief to the alpine landscapes. As the summer draws to a close, August’s increased moisture not only supports the lush greenery but also sets the stage for the transitioning weather patterns of autumn, suggesting a shift in the regional climate as September approaches.
In August, Zernez experiences a pleasant humidity level of 80%, which marks a slight dip compared to the summer months of July and June, offering a refreshing respite from the peak of the warm season. This trend of decreasing humidity continues into the fall, with September rising slightly back to 83%. Notably, the year begins with high humidity, peaking at an impressive 92% in January, and only gradually dropping throughout the spring. The levels fluctuate seasonally, highlighting Zernez's unique climate, as it maintains relatively high humidity throughout the year, especially in the colder months, which see figures close to 90%. Thus, August stands out not just for its moderate humidity, but as a transitional period leading into the wet autumn season.
In August, Zernez experiences a UV Index of 9, reflecting a very high exposure category that demands attention. This drop from the peak 11 in July indicates a slight reprieve yet still necessitates vigilance, as the burn time remains a brisk 15 minutes under the sun. Trend analysis shows a clear progression from lower levels in the winter months to these intense summer highs, illustrating the importance of sun protection during peak summer. As the UV Index begins to decrease in September, it’s crucial to enjoy the lingering warmth responsibly. For detailed insights and to plan your sun exposure, visit Zernez UV Index.
UV Risk Categories
In August, Zernez, Switzerland basks in a delightful 369 hours of sunshine, showcasing a vibrant peak of summer that enhances the natural beauty of the region. Following the sunniest months of July, with 411 hours, and June at 389 hours, the trend signals a gradual decline as the season transitions into fall. However, even in August, the sun still shines generously, offering more daylight than the earlier months of the year, from January's mere 178 hours to the gradually increasing brightness through the spring and summer. This abundance of sunlight not only invites outdoor activities but also enriches the expansive landscapes of Zernez, making it a perfect time for adventure and exploration amidst nature’s warm embrace.
In Zernez, Switzerland, the chances of enjoying sunny weather in August stand at 30%, aligning with the generally moderate patterns observed throughout the summer months. This figure reveals a slight dip from the previous months of June and July, which had higher probabilities of sunshine at 34% and 32%, respectively. As the peak of summer, August tends to offer a mix of warm days and occasional cloud cover, reflecting a broader trend where sunshine variability fluctuates between the milder spring and more vibrant summer seasons. Despite the reduced likelihood, visitors can still anticipate enjoyable sunny days amidst the allure of the beautiful Swiss landscapes.
In August, Zernez, Switzerland, enjoys a delightful 14 hours of daylight, signaling the slow transition from the long, sun-soaked days of summer to the shorter light periods of autumn. Following the peak of 15 hours in June and July, August still offers ample sunlight, allowing residents and visitors to savor the vibrant alpine landscape. As the month progresses, daylight begins to wane, with September bringing a drop to 12 hours. This gradual decrease highlights the natural rhythm of the seasons, inviting a reflection on both the beauty of summer’s end and the promise of autumn’s allure.
In August, Zernez, Switzerland, experiences a gentle average wind speed of 1.4 m/s (3 mph), slightly lower than the breezy summer months preceding it. This dip follows a trend observed from May to July, where the winds picked up to around 1.6 to 1.7 m/s (4 mph), offering a refreshing respite during the warmer days. As the summer transitions to autumn, the overall wind speed begins to decline, signaling a shift in the atmosphere. This seasonal pattern showcases the delicate balance of nature, where the gentle breeze of August is a perfect prelude to the cooler winds that come with September and October.
Weather in Zernez varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Zernez, focusing on differences in temperature, rainfall, humidity, and UV levels.
August and January present strikingly contrasting weather conditions. In August, temperatures range from a chilly minimum of -1°C (30°F) to a pleasant maximum of 22°C (71°F), with an average of 10°C (51°F). The month is relatively wet, experiencing around 194 mm (7.6 in) of precipitation over 21 days and maintaining a humidity level of 80%.
In stark contrast, January features much colder temperatures, ranging from a frigid minimum of -31°C (-23°F) to a maximum of 5°C (41°F), with an average of -10°C (14°F). Precipitation is significantly lower, totaling 97 mm (3.8 in) over just 11 days, although humidity is higher at 92%. For more detailed information, you can check Zernez weather in January.
August and February present contrasting weather patterns. In August, temperatures range from a chilly -1°C (30°F) at night to a pleasant 22°C (71°F) during the day, with an average of 10°C (51°F). The month is characterized by high humidity at 80% and considerable precipitation, totaling 194 mm (7.6 in) over 21 days. In stark contrast, February experiences much colder conditions, with temperatures dropping as low as -28°C (-18°F) and averaging -7°C (19°F), peaking at only 6°C (44°F). Despite the frigid temperatures, February has significantly less precipitation at 66 mm (2.6 in) across 11 days, alongside a slightly higher humidity of 89%. For more details, check out Zernez weather in February.
August and March exhibit stark contrasts in weather conditions. August features milder temperatures, with an average of 10°C (51°F) and a maximum reaching up to 22°C (71°F), while March remains much colder, with an average of -4°C (24°F) and highs only peaking at 9°C (48°F). Additionally, August experiences significantly more precipitation, totaling 194 mm (7.6 in) over 21 days, compared to March's 93 mm (3.7 in) spread across 16 days. Humidity levels are relatively high in both months, with August at 80% and March slightly higher at 87%. For more detailed insights about March weather, check this link: Zernez weather in March.
The weather in August is generally milder compared to April, with temperatures ranging from a minimum of -1°C (30°F) to a maximum of 22°C (71°F), resulting in an average temperature of 10°C (51°F). In contrast, April experiences much colder conditions, with temperatures dipping to a minimum of -22°C (-8°F) and only reaching a maximum of 14°C (57°F), giving an average temperature of 0°C (32°F). While August sees higher precipitation at 194 mm (7.6 in) over 21 days, April's precipitation is significantly lower at 80 mm (3.2 in) over 12 days. Humidity levels are quite similar, with August at 80% and April slightly higher at 84%. For a more detailed insight, check out Zernez weather in April.
When comparing the weather in August and May, we see notable differences in temperature and precipitation. August boasts a milder temperature range, with a minimum of -1°C (30°F), an average of 10°C (51°F), and a maximum of 22°C (71°F). In contrast, May starts with colder temperatures, ranging from a minimum of -15°C (5°F) to a maximum of 19°C (67°F), averaging at 4°C (39°F). While August receives slightly more precipitation at 194 mm (7.6 in) over 21 days, May has a total of 161 mm (6.3 in) across 22 days. Despite the precipitation levels being comparable, both months experience consistent humidity at 80%. For more detailed information on May weather, you can check Zernez weather in May.
When comparing the weather in August and June, both months experience relatively cool temperatures, with average highs only slightly differing—22°C (71°F) in August and 25°C (77°F) in June. However, August tends to be cloudier, receiving more precipitation at 194 mm (7.6 in) over 21 days, compared to June's 141 mm (5.5 in) over 20 days. Humidity levels are similar, with August at 80% and June slightly higher at 82%. Overall, while June might offer slightly warmer temperatures, August brings more rain and a bit less warmth. For detailed insights into June weather, check out Zernez weather in June.
In comparing the weather of August and July, both months display similar average temperatures, with July having a slightly higher maximum temperature of 24°C (76°F) compared to August's 22°C (71°F). Interestingly, while the minimum temperature in August drops to -1°C (30°F), July's minimum is a mild 1°C (33°F). Precipitation levels also differ, with August experiencing more rainfall at 194 mm (7.6 in) over 21 days, in contrast to July's 158 mm (6.2 in) during the same number of days. Humidity levels are relatively close, with August at 80% and July a bit higher at 83%. For more detailed information about July's weather, you can check Zernez weather in July.
August typically brings milder temperatures, with a minimum of -1°C (30°F), an average of 10°C (51°F), and a maximum of 22°C (71°F). In contrast, September experiences cooler weather, featuring a lower minimum temperature of -12°C (10°F) and an average of 6°C (44°F), peaking at 19°C (67°F). While August sees substantial rainfall with 194 mm (7.6 in) over 21 days, September has reduced precipitation at 134 mm (5.3 in) across 16 days, though it maintains a slightly higher humidity level at 83%. For more detailed insights into the weather patterns, you can refer to Zernez weather in September.
August typically offers milder temperatures, with averages around 10°C (51°F) and maximums reaching 22°C (71°F), making it a more pleasant time to enjoy outdoor activities. However, it also brings significant rainfall, with 194 mm (7.6 in) spread over 21 days, contributing to relatively high humidity levels of 80%.
In contrast, October sees much cooler temperatures, dropping to a minimum of -13°C (8°F) and averaging just 2°C (37°F), with a maximum of 15°C (59°F). While precipitation is lower at 126 mm (5.0 in), it still occurs over 12 days, and humidity rises to 90%, making the atmosphere feel crisper. For more detailed insights about the weather in October, check out Zernez weather in October.
August and November present a stark contrast in weather conditions. In August, temperatures range from a chilly 1°C (30°F) at their lowest to a pleasant maximum of 22°C (71°F), with an average of 10°C (51°F). This month also sees significant rainfall, accumulating to 194 mm (7.6 in) across 21 days, accompanied by a relatively high humidity of 80%.
In contrast, November experiences much colder temperatures, with a minimum of -23°C (-9°F) and an average of -4°C (24°F), peaking at a mild 11°C (52°F). Precipitation drops to 102 mm (4.0 in) over just 13 days, although humidity increases slightly to 88%. For more details on the specifics of November weather, you can check this link: Zernez weather in November.
August and December present stark contrasts in weather conditions. In August, temperatures range from a chilly minimum of -1°C (30°F) to a pleasant maximum of 22°C (71°F), while averaging at 10°C (51°F). This month experiences considerable rainfall, with 194 mm (7.6 in) over 21 days, accompanied by a humidity level of 80%. In contrast, December is much colder, with temperatures dipping as low as -27°C (-16°F) and averaging -9°C (17°F), peaking at just 3°C (38°F). Despite lower precipitation at 132 mm (5.2 in) over 16 days, the humidity rises to 90%, contributing to a much colder and harsher environment. For a more detailed understanding of December conditions, you can explore Zernez weather in December.
August in Zernez offers a striking contrast to the cooler months, with temperatures reaching pleasant highs and the landscape lush from summer rains. While the average temperature hovers around a comfortable 10°C, the warm days can peak at 22°C, allowing for ample outdoor activities. However, be prepared for the frequent rain, as August sees significant precipitation on 21 days, resulting in an average of 194 mm of moisture, contributing to an 80% humidity. This blend of warmth and wetness enriches the local scenery, making it a vibrant time to explore the beauty of Zernez. To learn more about seasonal variations, visit Zernez Climate.