Canton of Schwyz Weather in August

Average temperatures, rainfall, sunshine and the best places to visit in Canton of Schwyz, Switzerland in August.

Planning a getaway to Canton of Schwyz, Switzerland this August and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What to Expect in Canton of Schwyz in August

Canton of Schwyz, Switzerland is a region in Switzerland. August in Canton of Schwyz generally has temperatures that range from pleasant to warm, with heavy precipitation. It's the height of summer.

Temperatures

The average maximum daytime temperatures vary from pleasant in Muotathal at 20°C (68°F) to warm in Küssnacht at 23°C (73°F). Nighttime temperatures generally drop to 13°C (55°F) in Küssnacht and 10°C (50°F) in Muotathal.

To learn more about the conditions in specific areas of Canton of Schwyz, Switzerland, check out the map below.

Precipitation

In August, precipitation varies across different areas. From heavy rainfall in Schindellegi with an average of 187 mm (7.4 in) to heavy rainfall in Muotathal with 236 mm (9.3 in). Going by our weather data, it is the wettest month of the year in Brunnen.

Average sunshine

Sunshine is moderately available across various locations. In Brunnen, you can expect around 158 hours of sunlight in August, which gives a pleasant combination of sun and shade. For those who want maximum sunshine, our weather planner can point you toward the sunniest places on Earth.

Explore Canton of Schwyz by month

Pick a month to see the average temperature, rainfall and sunshine in Canton of Schwyz - and find the best time to visit. (based on Brunnen)

Best Places to Visit in Canton of Schwyz in August

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Canton of Schwyz.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Canton of Schwyz

What is the weather like in August for some of the most popular destinations in Canton of Schwyz, Switzerland?

Temperature range in Canton of Schwyz (August)

Precipitation variation in Canton of Schwyz (August)

Brunnen

In August Brunnen generally has pleasant temperatures with maximum daytime temperatures around 21°C (70°F), minimum nighttime temperatures around 11°C (52°F) and heavy monthly rainfall. So on average the conditions are mixed that month.

July
August
September
Max temperature
21°C (70°F)
21°C (70°F)
17°C (63°F)
Min temperature
11°C (52°F)
11°C (52°F)
8°C (46°F)
Monthly sun hours
168 hours
158 hours
138 hours
Monthly rainfall
217 mm (8.5 in)
223 mm (8.8 in)
179 mm (7 in)
Monthly rainy days
17 days
18 days
14 days
Weather conditions

Einsiedeln

In August Einsiedeln generally has pleasant temperatures with maximum daytime temperatures around 22°C (72°F), minimum nighttime temperatures around 12°C (54°F) and heavy monthly rainfall. So on average the conditions are mixed that month.

July
August
September
Max temperature
22°C (72°F)
22°C (72°F)
17°C (63°F)
Min temperature
12°C (54°F)
12°C (54°F)
8°C (46°F)
Monthly sun hours
168 hours
158 hours
138 hours
Monthly rainfall
194 mm (7.6 in)
201 mm (7.9 in)
162 mm (6.4 in)
Monthly rainy days
18 days
18 days
14 days
Weather conditions

Gersau

In August Gersau generally has pleasant temperatures with maximum daytime temperatures around 21°C (70°F), minimum nighttime temperatures around 12°C (54°F) and heavy monthly rainfall. So on average the conditions are mixed that month.

July
August
September
Max temperature
22°C (72°F)
21°C (70°F)
17°C (63°F)
Min temperature
12°C (54°F)
12°C (54°F)
9°C (48°F)
Monthly sun hours
168 hours
158 hours
138 hours
Monthly rainfall
211 mm (8.3 in)
217 mm (8.5 in)
178 mm (7 in)
Monthly rainy days
17 days
18 days
14 days
Weather conditions

Schwyz

In August Schwyz generally has pleasant temperatures with maximum daytime temperatures around 21°C (70°F), minimum nighttime temperatures around 11°C (52°F) and heavy monthly rainfall. So on average the conditions are mixed that month.

July
August
September
Max temperature
21°C (70°F)
21°C (70°F)
17°C (63°F)
Min temperature
11°C (52°F)
11°C (52°F)
8°C (46°F)
Monthly sun hours
168 hours
158 hours
138 hours
Monthly rainfall
215 mm (8.5 in)
221 mm (8.7 in)
177 mm (7 in)
Monthly rainy days
18 days
18 days
14 days
Weather conditions

Lachen

In August Lachen generally has high temperatures with maximum daytime temperatures around 22°C (72°F), minimum nighttime temperatures around 12°C (54°F) and heavy monthly rainfall. So on average the conditions are mixed that month.

July
August
September
Max temperature
22°C (72°F)
22°C (72°F)
18°C (64°F)
Min temperature
12°C (54°F)
12°C (54°F)
9°C (48°F)
Monthly sun hours
230 hours
215 hours
166 hours
Monthly rainfall
196 mm (7.7 in)
203 mm (8 in)
160 mm (6.3 in)
Monthly rainy days
17 days
17 days
13 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in Canton of Schwyz, in Switzerland.

In our records: Switzerland August extremes

Notable August records observed across cities in Switzerland in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • In our records, the warmest August day in Switzerland reached 41°C (106°F) in Veysonnaz on August 21, 2023.

Popular cities in August

Day & night temperatures, rainfall and average weather in Canton of Schwyz in August.

City Weather Day temp Night temp Rainfall
Brunnen 21°C (70°F) 11°C (52°F) 223 mm (8.8 in)
Einsiedeln 22°C (72°F) 12°C (54°F) 201 mm (7.9 in)
Gersau 21°C (70°F) 12°C (54°F) 217 mm (8.5 in)
Schwyz 21°C (70°F) 11°C (52°F) 221 mm (8.7 in)
Lachen 22°C (72°F) 12°C (54°F) 203 mm (8 in)
Morschach 21°C (70°F) 11°C (52°F) 225 mm (8.9 in)

Canton of Schwyz weather in August: frequently asked questions

What is the weather like in Canton of Schwyz, Switzerland in August?

Expect mixed weather across Canton of Schwyz, Switzerland in August. The popular destination of Brunnen averages 21°C (70°F) by day and 11°C (52°F) at night during this summer month.

What is the average temperature in Canton of Schwyz, Switzerland in August?

Brunnen averages a daytime maximum of 21°C (70°F) in August, with overnight lows close to 11°C (52°F).

Does Canton of Schwyz, Switzerland get a lot of rain in August?

Rainfall in Canton of Schwyz, Switzerland peaks during August. Brunnen averages roughly 223 mm (8.8 in), so frequent and sometimes heavy showers are the norm.

Is August a Good Time to Visit Canton of Schwyz, Switzerland?

In our opinion, August is one of the best times to visit Canton of Schwyz, Switzerland, but the weather is often mixed in Brunnen.

Generally speaking, the best visiting conditions can be found in July, August and September offering mostly mixed weather in Brunnen.

Interested in more climate information?

We have much more information about the climate in Canton of Schwyz.

Weather and climate has detailed information for every country in the world. Are you going to Switzerland? Get detailed historical weather averages for many cities in Switzerland.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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