August weather forecast
Switzerland

As the last full month of summer, August in Switzerland retains much of July's warmth, but with a subtle hint of the approaching autumn. In the Central Plateau, where cities including Zurich and Bern are situated, temperatures commonly vary between 15°C (59°F) and 30°C (86°F). Residents and visitors can often be seen taking advantage of the warm climate by indulging in various outdoor activities, from lake swims to picnics in the verdant parks.

In elevated regions like the Jura and the Alps, the snow is predominantly limited to the highest peaks. Vast stretches of hiking trails, ridges, and meadows are laid bare, inviting enthusiasts to witness the beauty of the Swiss summer landscapes. Precipitation in the Central Plateau is mostly rain, with measurements typically spanning from 813mm (32.01") to 1321mm (52.01"). The abundant sunlight ensures that days remain bright, maximizing opportunities for exploration and relaxation.

August sees rain showers that, though occasionally robust, are brief, allowing the sky to clear up swiftly. As the month progresses, there's a discernible dip in nighttime temperatures, hinting at the upcoming cooler months. The humidity remains palpable, and the occasional appearance of the Fohn winds continues to bring dry, warm breezes. August's allure lies in its blend of summery warmth and the initial signs of autumn, making it a delightful period for tourists to experience the dynamic facets of Swiss nature.

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• Zürich - August »
  In Zürich, Switzerland, in August, during 11.6 rainfall days, 124mm (4.88") of precipitation is typically accumulated. Zürich experiences an average high-temperature of a still moderately hot 23.3°C (73.9°F) in August, subtly different from July's 24°C (75.2°F).
• Geneva - August »
  In Geneva during August, the rain falls for 7.9 days and regularly aggregates up to 82mm (3.23") of precipitation. In Geneva, during August, the rain falls for 7.9 days and regularly aggregates up to 82mm (3.23") of precipitation.
• Basel - August »
  In Basel, Switzerland, in August, it is raining for 9.9 days, with typically 80mm (3.15") of accumulated precipitation. August temperatures in Basel, Switzerland, vary between a high-temperature of 24.7°C (76.5°F) and a low-temperature of 14.2°C (57.6°F).
• Lausanne - August »
  April, July and August, with an average relative humidity of 77%, are the least humid months in Lausanne. In Lausanne during August, the rain falls for 16.8 days and regularly aggregates up to 81mm (3.19") of precipitation.
• Bern - August »
  On the first day of August in Bern, sunrise is at 06:10 and sunset at 21:02. The commencement of August in Bern notes an average high-temperature of a still warm 23.7°C (74.7°F), exhibiting little difference from the previous month.
• Winterthur - August »
  On the first day of August in Winterthur sunrise is at 06:03 and sunset at 20:59. July and August, with an average of 10.2h of sunshine, are months with the most sunshine in Winterthur.
• Lucerne - August »
  In Lucerne in August, it is raining for 12.5 days, with typically 146mm (5.75") of accumulated precipitation. On the last day of August, in Lucerne, sunrise is at 06:45 and sunset at 20:08 CEST.
• Lugano - August »
  On the first day of August in Lugano, sunrise is at 06:07 and sunset at 20:53. In Lugano, during August, the rain falls for 10 days and regularly aggregates up to 56mm (2.2") of precipitation.
• Biel/Bienne - August »
  In Biel/Bienne in August, during 10.6 rainfall days, 113mm (4.45") of precipitation is typically accumulated. How many days does it rain in August in Biel/Bienne?
• Thun - August »
  June through August, with an average maximum UV index of 4, are months with the highest UV index in Thun, Switzerland. The months with the lowest humidity in Thun are July and August, with an average relative humidity of 79%.
• Köniz - August »
  April, July and August, with an average relative humidity of 77%, are the least humid months in Köniz, Switzerland. April, July and August, with an average relative humidity of 77%, are the least humid months in Köniz.
• La Chaux-de-Fonds - August »
  In La Chaux-de-Fonds during August, the rain falls for 12.2 days and regularly aggregates up to 136mm (5.35") of precipitation. August ensures that summer retains its firm grip over the weather in La Chaux-de-Fonds, holding the temperatures between 9.4°C (48.9°F) and 20.2°C (68.4°F).