August Weather in Pontresina, Switzerland

Last updated: August 27, 2025

Pontresina, Switzerland, experiences a mild August, characterized by a maximum temperature of 22°C (71°F) and an average of 11°C (52°F), with lows dipping to 0°C (33°F). This picturesque alpine village sees approximately 160 mm (6.3 in) of precipitation over 19 days, creating a lush, vibrant landscape. The air is often laden with 80% humidity, offering a refreshing atmosphere for visitors and locals alike, perfect for outdoor adventures amidst stunning mountain scenery.

August Temperature in Pontresina

In August, Pontresina, Switzerland, experiences a pleasant transition into late summer, with temperatures reaching a comfortable average of 11°C (52°F). The month starts off relatively mild; the minimum temperature hovers around 0°C (33°F), while the maximum can rise to 22°C (71°F), providing a delightful contrast to the chill of winter. August’s climate showcases a gradual warming trend, reflecting the peaks of July, but with a noticeable shift as the days begin to shorten and hint at the approaching autumn. This blend of cool mornings and warm afternoons makes August an ideal time for outdoor adventures amid the stunning alpine scenery.

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

The chart illustrates August temperature patterns in Pontresina, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pontresina, 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).
JanFebMarAprMayJunJulAugSepOctNovDec121823313949525144362516
Data source: Temperature data for Pontresina generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Pontresina

In August, Pontresina experiences a notable peak in precipitation, receiving 160 mm (6.3 in) of rain over 19 days, making it the wettest month of the year. This increase follows a pattern of elevated rainfall typical of the summer months, which includes July's similar total of 133 mm (5.2 in). The trend highlights a warm and moist climate, where the surrounding mountains contribute to frequent rain showers, especially before the onset of fall. As the summer reaches its zenith, the abundant precipitation brings lush greenery to the region, enhancing the natural beauty of this Swiss alpine resort, while setting the stage for the wetter conditions that continue into the fall months.

August Precipitation Trends in Pontresina

The chart displays monthly precipitation patterns in Pontresina, 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 Pontresina, August typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec67527782133120133160109127123116
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

August Humidity in Pontresina

In August, Pontresina, Switzerland, experiences a humidity level of 80%, maintaining the trend of a gradual decline from the cooler months. Following a peak in January at 92%, humidity shows a consistent decrease as spring leads into summer, reaching its lowest point for the year in August before rising again in September. This slight drop to 80% suggests a more comfortable atmosphere for outdoor activities, offering a pleasant respite from the higher levels experienced in the earlier months. Overall, the trend highlights a seasonal rhythm, where humidity decreases through summer, making August an ideal time to enjoy the beautiful landscapes of this Alpine paradise.

August Average Humidity in Pontresina

This chart illustrates the average monthly humidity levels in Pontresina, 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 Pontresina is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%89%87%84%80%82%83%80%83%90%89%90%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Pontresina

In August, Pontresina, Switzerland, experiences a very high UV Index of 9, indicating potent solar radiation that can lead to skin damage if proper precautions aren't taken. This month marks a slight decline from the extreme levels seen in June and July, where the UV Index peaked at 11. Nonetheless, the burn time remains quite short at just 15 minutes, a reminder to enjoy the stunning summer landscape while seeking shade and using sunscreen. As summer wanes, the UV intensity begins to drop, setting the stage for a gradual transition into lower indices in the coming months. For more detailed information, be sure to check the Pontresina UV Index.

Maximum UV Index Levels in Pontresina for August

The chart shows the monthly maximum UV Index (UVI) for Pontresina 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 Pontresina typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec347810111198632
Data source: Pontresina 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 Pontresina

In August, Pontresina enjoys a delightful 371 hours of sunshine, making it one of the sunniest months of the year. Following the peak brightness of July with its impressive 414 hours, August marks the beginning of a gentle decline in sunshine hours as summer transitions towards autumn. Yet, this month still offers a rich tapestry of warmth and light, significantly outshining the earlier months of the year such as January and February, which barely scrape past the 200-hour mark. The trend clearly showcases the vibrant allure of summer, culminating in August’s golden days, inviting both visitors and locals to bask in the beauty of the Alps before the days grow shorter.

Monthly Sunshine Duration in Pontresina: August Highlighted

The August sunshine duration represents the total number of hours Pontresina 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.
JanFebMarAprMayJunJulAugSepOctNovDec182h241h315h342h363h389h414h371h315h282h213h202h
Data source: Pontresina August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Pontresina During August

In Pontresina, Switzerland, August brings a 36% chance of sunny weather, making it a delightful time for visitors seeking to enjoy the breathtaking alpine scenery. While this percentage shows a slight improvement over the preceding summer months of June and July, which both sit around 31%, it remains lower than the sunniest months, March and April, signaling that you might still encounter some cloudy days. As the year progresses, there’s a noticeable shift in the weather, with the likelihood of sun fluctuating—peaking in the early spring before gradually tapering off in the fall. However, August's relatively favorable forecast provides a perfect opportunity to explore this picturesque destination amidst the stunning mountain vistas.

Percentage of Sunny Days in August in Pontresina

The chart illustrates the percentage of sunny days in Pontresina 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 Pontresina experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec20%40%43%40%31%33%31%36%29%38%27%35%
Data source: Pontresina August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Pontresina in August

In August, daylight in Pontresina, Switzerland, begins to wane slightly, offering about 14 hours of sunlight—a gentle decline from the peak of 15 hours experienced in the summer months of June and July. This gradual decrease signifies the transition from the vibrant energy of summer to the cooler embrace of autumn. As the days shorten, the scenery transforms, with the warm golden hues of late summer creating a perfect backdrop for outdoor adventures amidst the stunning alpine landscapes. While August still enjoys substantial daylight, it foreshadows the onset of shorter days ahead, with September bringing only 12 hours of light. This rhythm of daylight serves as a reminder of nature's cycles, inviting residents and visitors alike to soak up the last glorious days of summer.

Average Daylight Hours in Pontresina for August

The chart illustrates the variation in daylight duration in Pontresina 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 35m15h 1m15h 44m15h 21m14h 5m12h 30m10h 51m9h 23m8h 37m
Data source: Pontresina daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Pontresina

In August, the gentle winds of Pontresina, Switzerland begin to shift, subtler than the summer breezes of the preceding months. With an average wind speed of 1.5 m/s (3 mph), the air maintains a tranquil atmosphere, reminiscent of the calming days enjoyed in June and July. While there’s a slight decrease from the summer peak, the overall consistency of wind speeds throughout the warmer months—from 1.7 m/s in May to 1.5 m/s in August—creates a serene backdrop perfect for those seeking the beauty of the Alps without the bustling crowds. As August transitions into September, the winds continue to soften, marking the gradual onset of autumn in this picturesque mountain village.

Average August Wind Speed in Pontresina

The chart displays monthly wind speed patterns in Pontresina, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.71.21.51.51.71.71.71.5 m/s1.21.51.41.7
Data source: Pontresina August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Pontresina Compares to Other Months

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

The weather in August is considerably milder than in January, with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 22°C (71°F) and an average of 11°C (52°F). This summer month also experiences significant precipitation, with 160 mm (6.3 in) spread over 19 days, and humidity levels around 80%. In contrast, January brings much harsher conditions, featuring much lower temperatures that range from a chilling -29°C (-20°F) at its minimum to just 2°C (35°F) at its maximum, averaging -11°C (12°F). Precipitation is also lower during this winter month, totaling 67 mm (2.6 in) over 9 days, and humidity is slightly higher at 92%. For more detailed weather information about this winter month, you can visit Pontresina weather in January.

August and February present stark contrasts in weather conditions. In August, temperatures range from a chilly 0°C (33°F) at night to a pleasant 22°C (71°F) during the day, accompanied by significant rainfall totaling 160 mm (6.3 in) over 19 days, resulting in a humidity level of around 80%. In contrast, February plunges into the depths of winter, with temperatures dropping to a minimum of -30°C (-21°F) and peaking at a mere 5°C (42°F). The month sees much less precipitation, totaling 52 mm (2.1 in) over just 10 days, but the humidity levels creep up to 89%, creating a biting cold. For more insights on specific conditions during this winter month, check out Pontresina weather in February.

When comparing the weather in August and March, distinct differences emerge. August features a much milder climate, with average temperatures ranging from a minimum of 0°C (33°F) to a maximum of 22°C (71°F), accompanied by significant humidity at around 80%. This month experiences 160 mm (6.3 in) of precipitation over 19 days, making it one of the wetter months of the year.

In contrast, March presents a much colder environment, with temperatures reaching as low as -24°C (-12°F) and averaging -5°C (23°F). Although it receives less precipitation at 77 mm (3.0 in) over 12 days, the humidity during this month remains high at 87%. For more detailed information, you can check Pontresina weather in March. Overall, August is characterized by warmer temperatures and more rainfall, while March is marked by colder conditions and a different atmospheric feel.

August and April present contrasting weather experiences, reflective of their positions in the seasonal cycle. In August, temperatures range from a minimum of 0°C (33°F) to a maximum of 22°C (71°F), with an average of 11°C (52°F), whereas April sees temperatures much cooler, with a minimum of -16°C (4°F) and a maximum of 12°C (54°F), averaging -1°C (31°F). Precipitation is more frequent in August, totaling 160 mm (6.3 in) over 19 days, compared to April's 82 mm (3.2 in) over 11 days. Additionally, while humidity levels remain high in both months at around 80% in August and 84% in April, the feel of the weather is significantly warmer and more humid during the late summer month. For a deeper insight into April weather conditions, you can explore this link: Pontresina weather in April.

When comparing the weather in August and May, significant differences are evident. August experiences milder temperatures with a minimum of 0°C (33°F) and an average of 11°C (52°F), reaching a maximum of 22°C (71°F). In contrast, May has colder conditions, starting at a minimum of -16°C (4°F) and only averaging 4°C (39°F), with a maximum temperature of 18°C (65°F). While both months feature high humidity levels of 80%, August sees slightly more precipitation, totaling 160 mm (6.3 in) over 19 days, compared to May's 133 mm (5.2 in) across 21 days. For a deeper dive into May's weather details, visit Pontresina weather in May.

The weather in August presents a slightly warmer climate compared to June, with average temperatures ranging from a minimum of 0°C (33°F) to a maximum of 22°C (71°F), while June sees temperatures dipping as low as -3°C (27°F) and reaching a high of 24°C (76°F). Precipitation levels are higher in August, with 160 mm (6.3 in) expected over 19 days, compared to June's 120 mm (4.7 in) over 18 days. Both months maintain a high humidity level, with August at 80% and June slightly higher at 82%. For a more detailed look at June's climate, check out Pontresina weather in June.

In comparing the weather of August and July, August experiences a slightly wider temperature range with minimums dropping to 0°C (33°F) and maximums reaching 22°C (71°F), while July has minimums at 1°C (34°F) and maximums peaking at 24°C (75°F). Both months have a similar average temperature of 11°C (52°F). Precipitation in August is higher at 160 mm (6.3 in) across 19 days, compared to July's 133 mm (5.2 in) spread over 21 days. Humidity levels are marginally lower in August at 80%, compared to 83% in July. For a more detailed overview, you can check Pontresina weather in July.

In August, temperatures in Pontresina typically range from a minimum of 0°C (33°F) to a maximum of 22°C (71°F), with an average temperature of 11°C (52°F). The month is characterized by significant precipitation, totaling 160 mm (6.3 in) over 19 days, and humidity levels are quite high at 80%. In contrast, September experiences cooler weather with minimum temperatures dropping to -13°C (9°F) and an average of 7°C (44°F), while the maximum reaches 19°C (66°F). Precipitation decreases to 109 mm (4.3 in) over 14 days, and humidity slightly rises to 83%. These differences highlight the transition from late summer warmth to the early signs of autumn. For more detailed insights, check out Pontresina weather in September.

In August, temperatures in Pontresina range from a chilly 0°C (33°F) at night to a pleasant 22°C (71°F) during the day, with an average temperature of 11°C (52°F). The month also sees substantial rainfall, with precipitation totaling 160 mm (6.3 in) over 19 days, contributing to the high humidity of 80%. In contrast, October brings significantly colder temperatures, with daytime highs peaking at 14°C (58°F) and nighttime lows plunging to -12°C (11°F), resulting in an average temperature of just 2°C (37°F). While October has less rainfall, totaling 126 mm (5.0 in) over 10 days, the humidity rises to 90%, creating a crisp and damp atmosphere. For more detailed insights, check Pontresina weather in October.

August and November present starkly different weather conditions. In August, temperatures range from a mild 11°C (52°F) to a pleasant 22°C (71°F), accompanied by relatively high humidity at 80%. The month sees a substantial amount of rain, with 160 mm (6.3 in) of precipitation spread across 19 days. In contrast, November ushers in much colder temperatures, with averages dipping to -4°C (25°F) and maximums only reaching 9°C (48°F). Although it is less rainy, November still experiences 123 mm (4.8 in) of precipitation over 13 days, and humidity increases slightly to 88%. For more detailed information, you can check Pontresina weather in November.

August and December present stark contrasts in weather conditions. In August, temperatures range from a mild 0°C (33°F) at night to a warm 22°C (71°F) during the day, with an average temperature of 11°C (52°F). The month sees significant precipitation, totaling 160 mm (6.3 in) over 19 days, coupled with high humidity levels around 80%.

In contrast, December brings frigid temperatures, with lows plummeting to -26°C (-15°F) and a maximum of just 2°C (36°F), averaging -9°C (16°F). Although precipitation is lower at 116 mm (4.6 in) over 14 days, the humidity rises to 90%, contributing to a damp chill in the air. For those interested in more detailed December weather information, please refer to Pontresina weather in December.

Compare Pontresina's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Pontresina

In August, Pontresina experiences a delightful transition, offering warmer temperatures compared to the chill of spring and the briskness of autumn. With an average temperature reaching a pleasant 11°C (52°F), the month stands out for its vibrant, albeit occasional, rain showers, totaling about 160 mm over approximately 19 days. This humidity, hovering around 80%, lends a refreshing quality to the air, making summer strolls through the enchanting landscapes quite inviting. As the weather shifts, August serves as a captivating bridge between the cool mountain breezes of July and the crisp air of September. For a deeper insight into how the climate unfolds throughout the year, visit Pontresina Climate.