Zermatt

Canton of Valais Weather in August

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

Planning a trip to Canton of Valais, Switzerland this August? Here's what you need to know about the weather:

What to Expect in Canton of Valais in August

Canton of Valais, Switzerland is a region in Switzerland. August in Canton of Valais generally has temperatures that range from mild to pleasant, with precipitation levels ranging from high to heavy. August falls during the summer season.

Temperatures

During the day the temperature is mild in Ulrichen at 15°C (59°F) and pleasant in Torgon at 21°C (70°F). As night falls, temperatures generally drop to 11°C (52°F) in Torgon and 5°C (41°F) in Ulrichen.

To explore the conditions in Canton of Valais, Switzerland in more detail, check the map below.

Precipitation

In August, precipitation varies across different areas. From high rainfall in Arolla with an average of 106 mm (4.2 in) to heavy rainfall in Oberwald with 216 mm (8.5 in).

Average sunshine

Sunshine levels are moderate in most locations. Zermatt typically sees 187 hours of sunlight, creating comfortable conditions that aren't too bright or too dim. Looking for something sunnier? Our weather planner helps you discover destinations with more reliable sunshine.

Explore Canton of Valais by month

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

Best Places to Visit in Canton of Valais in August

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

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 Valais

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

Temperature range in Canton of Valais (August)

Precipitation variation in Canton of Valais (August)

Zermatt

In August Zermatt generally has moderate temperatures with maximum daytime temperatures around 15°C (59°F), minimum nighttime temperatures around 5°C (41°F) and heavy monthly rainfall. So on average the conditions are unpleasant that month.

July
August
September
Max temperature
15°C (59°F)
15°C (59°F)
11°C (52°F)
Min temperature
5°C (41°F)
5°C (41°F)
1°C (34°F)
Monthly sun hours
202 hours
187 hours
166 hours
Monthly rainfall
188 mm (7.4 in)
180 mm (7.1 in)
161 mm (6.3 in)
Monthly rainy days
18 days
19 days
16 days
Weather conditions

Nendaz

In August Nendaz generally has pleasant temperatures with maximum daytime temperatures around 18°C (64°F), minimum nighttime temperatures around 7°C (45°F) and high monthly rainfall. So on average the conditions are tolerable that month.

July
August
September
Max temperature
19°C (66°F)
18°C (64°F)
15°C (59°F)
Min temperature
7°C (45°F)
7°C (45°F)
3°C (37°F)
Monthly sun hours
270 hours
248 hours
210 hours
Monthly rainfall
162 mm (6.4 in)
152 mm (6 in)
126 mm (5 in)
Monthly rainy days
16 days
17 days
14 days
Weather conditions

Saas-Fee

In August Saas-Fee generally has moderate temperatures with maximum daytime temperatures around 16°C (61°F), minimum nighttime temperatures around 6°C (43°F) and heavy monthly rainfall. So on average the conditions are poor that month.

July
August
September
Max temperature
17°C (63°F)
16°C (61°F)
12°C (54°F)
Min temperature
6°C (43°F)
6°C (43°F)
2°C (36°F)
Monthly sun hours
202 hours
187 hours
166 hours
Monthly rainfall
197 mm (7.8 in)
200 mm (7.9 in)
180 mm (7.1 in)
Monthly rainy days
18 days
19 days
16 days
Weather conditions

Crans-Montana

In August Crans-Montana generally has pleasant temperatures with maximum daytime temperatures around 19°C (66°F), minimum nighttime temperatures around 7°C (45°F) and high monthly rainfall. So on average the conditions are tolerable that month.

July
August
September
Max temperature
19°C (66°F)
19°C (66°F)
15°C (59°F)
Min temperature
7°C (45°F)
7°C (45°F)
3°C (37°F)
Monthly sun hours
270 hours
248 hours
210 hours
Monthly rainfall
157 mm (6.2 in)
145 mm (5.7 in)
125 mm (4.9 in)
Monthly rainy days
16 days
17 days
14 days
Weather conditions

Verbier

In August Verbier generally has moderate temperatures with maximum daytime temperatures around 18°C (64°F), minimum nighttime temperatures around 7°C (45°F) and high monthly rainfall. So on average the conditions are tolerable that month.

July
August
September
Max temperature
18°C (64°F)
18°C (64°F)
14°C (57°F)
Min temperature
7°C (45°F)
7°C (45°F)
3°C (37°F)
Monthly sun hours
270 hours
248 hours
210 hours
Monthly rainfall
155 mm (6.1 in)
143 mm (5.6 in)
120 mm (4.7 in)
Monthly rainy days
16 days
17 days
14 days
Weather conditions

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

City Weather Day temp Night temp Rainfall
Zermatt 15°C (59°F) 5°C (41°F) 180 mm (7.1 in)
Nendaz 18°C (64°F) 7°C (45°F) 152 mm (6 in)
Saas-Fee 16°C (61°F) 6°C (43°F) 200 mm (7.9 in)
Crans-Montana 19°C (66°F) 7°C (45°F) 145 mm (5.7 in)
Verbier 18°C (64°F) 7°C (45°F) 143 mm (5.6 in)
Veysonnaz 18°C (64°F) 7°C (45°F) 148 mm (5.8 in)

Canton of Valais weather in August: frequently asked questions

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

Canton of Valais, Switzerland typically experiences unpleasant weather in August, part of the summer season. Daytime highs in Zermatt average around 15°C (59°F), and temperatures drop to about 5°C (41°F) at night.

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

Daytime temperatures in Zermatt peak at roughly 15°C (59°F) in August, dropping to about 5°C (41°F) overnight.

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

Yes. August brings heavy rainfall to Canton of Valais, Switzerland, with Zermatt averaging around 180 mm (7.1 in). Expect frequent showers and pack accordingly.

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

In our opinion, August is one of the best times to visit Canton of Valais, Switzerland, but the weather is often unpleasant in Zermatt.

Generally speaking, August provides unpleasant weather in Zermatt.

Interested in more climate information?

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

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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