Temperatures in August
It's cool to moderate in August in Arosa with an average temperature of 17°C. Temperatures this month range from a low of 15°C to a high of 19°C. At night, you can expect temperatures between 8°C and 11°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Arosa in August. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of August
The month of August starts in Arosa with mild temperatures, averaging around 18°C during the day and nights close to 11°C. You can expect regular precipitation, but there’s also a chance for some sunny days in the first days of the month.
Mid-August
By mid-August, the average daytime temperature drops to around 17°C, with nights close to 10°C. During this part of the month, you can expect regular precipitation, but there’ll also be some sunny days.
End of August
By the end of August, the average daytime temperature in Arosa will be around 17°C, with nights close to 10°C. There’s regular precipitation, but with a bit of luck, you’ll also get some dry and sunny days.
Precipitation in August
In August, there is an average of 165 mm of precipitation, spread over 14 days. Of the total precipitation, about 1,0 cm falls as snow in August. The wind speed is around 3 Bft, mostly coming from the South.
The average precipitation chance is 45% per day this month. Though it seems average, the weather’s variable. Some days have higher, others lower precipitation chances.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in August for Arosa. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Arosa in August |
London | ||
|---|---|---|---|
 Average Temperature |
17°C | 22°C | |
 High Temp |
19°C | 24°C | |
| Low Temp |
15°C | 19°C | |
 Total Precipitation |
165 mm | 60 mm | |
| Rainy Days |
14 days | 10 days | |
 Total Snowfall |
1,0 cm | 0 cm | |
| Snowy Days |
1 day | 0 days | |
July
UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is August a good time to visit Arosa?
Looking for sun and warm weather? Then August isn’t the best time to be in Arosa. The temperature is too low this month for a warm stay.
Temperature records for Arosa in August
With 27°C, Arosa hit the highest temperature in the last 10 years in August 2015. The lowest daytime temperature in this month was 4°C in 2023. The extreme night temperatures ranged from a low of 0°C to a high of 18°C.
Check out the climate of Arosa for all months and discover the best travel time
Curious about the climate in other parts of Switzerland? Check out the weather and climate in places like Zurich, Geneva, Valais, or have a look at other destinations in Switzerland.
Plan your next holiday
Don’t miss the best holiday deals for Arosa and see what our partners have for you.
Daily Temperature in August in Arosa
This chart shows the average daily temperatures, both day and night, for each day in August in Arosa, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in August in Arosa
The chart below shows the average daily precipitation in August for Arosa, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for August, you can expect around 14 days of rain in Arosa.
Daily Snowfall in August in Arosa
This chart shows the average daily snowfall in August in Arosa, measured in centimetres. The bottom of the chart shows the days of the month. The data is based on historical measurements and gives an idea of the average snowfall in August.
Daily UV Index in August in Arosa
This chart shows the average daily UV index in August in Arosa, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in August in Arosa Over the Years
This chart shows the average temperature in August in Arosa, measured in degrees Celsius, over the past years.
Total Precipitation in August in Arosa Over the Years
This chart shows the average precipitation in August in Arosa, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Snowfall in August in Arosa per year
This chart shows the average snowfall in August in Arosa, measured in centimetres, over the past years.
Daily climate in August for Arosa
Click on a specific day in August for detailed info on the typical weather on that day in Arosa. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in August in Arosa
Have you been to Arosa in August?
Share your weather experience in August in Arosa.
Average Weather in Arosa by Month
Click on a month below to see detailed weather info for Arosa. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
