Altdorf Weather in August

Altdorf in August sees high temperatures, with highs around 26°C (79°F) and overnight lows of 15°C (59°F). Rainfall is fairly high at around 104 mm (4.1 in) on average, so pack waterproofs just in case.

Rainfall in Altdorf in August

Records from the past 30 years suggest around 15 days of rain, with 104 mm (4.1 in) average for the month. Wet weather is a regular and significant part of this month. Frequent days of rain combined with high totals means proper waterproofs are worth packing.

Temperature in Altdorf in August

August in Altdorf brings high temperatures, with highs of 26°C (79°F) and nights around 15°C (59°F). Experience the summer season in August. This kind of day-to-night contrast is typical for this time of year. At 15°C (59°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping. This is typically the warmest month of the year, so light summer clothing is a good idea.

Sunshine in Altdorf in August

The days are predominantly sunny, with an estimated total of around 219 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

If you prefer dry days with pleasant temperatures, September typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.