Unterwasser Weather in August

During August, Unterwasser experiences pleasant daytime temperatures of 21°C (70°F) and cooler nights around 11°C (52°F). August sits within the rainy season, and part of the summer season, so expect regular and often heavy rainfall.

Rainfall in Unterwasser in August

Unterwasser is in the rainy season in August, with rain on around 19 days and an average of 258 mm (10 in). Rainfall this month is frequent and tends to be fairly heavy when it does fall. Packing waterproofs is a good idea.

Temperature in Unterwasser in August

Daytime temperatures in Unterwasser reach 21°C (70°F) in August, dropping to 11°C (52°F) at night. Experience the summer season in August. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With overnight lows of 11°C (52°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Unterwasser in August

The month experiences a moderate amount of sunlight, with 170 hours of sunshine. This provides a nice balance between sunshine and rain.

Wind Speed in Unterwasser in August

August sees wind speeds averaging 6 m/s (12 knots). You'll experience strong winds that cause whole trees to sway and require effort when walking against them. As an average, expect variation from moderate breezes to particularly windy days that affect daily routines.

So this is a great month to visit if you prefer dry days with pleasant temperatures.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Switzerland, check out our Unterwasser's climate page.

Unterwasser Temperature in August

Min Temperature 11°C (52°F)  

Max Temperature 21°C (70°F)  

Chance of Rain 62%  

Precipitation 258 mm (10 in)  

Rainy days 19 days  

Humidity 82% *  

Windspeed 6 m/s (12 knots) *  

Sunshine 170 hours *  

Percentage Sunshine *  

* Data from: Säntis (the highest mountain in the Alpstein massif), Switzerland (3 KM, 2 Miles).

What to Wear in Unterwasser in August

Comfortable temperatures call for an easy wardrobe in August. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. It's going to pour! Pack a good poncho and prepare for very wet conditions. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Unterwasser in August

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Camping

6/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Switzerland, check out our Unterwasser's climate page.

More climate data for Unterwasser

Temperature Rainfall Sunshine Humidity Wind Speed

See the full Unterwasser climate overview or explore weather in Switzerland.