Sion in august: average Weather, Temperature and Climate
Weather in Sion in august 2025
The weather in Sion in august comes from statistical datas on the last years. You can view the weather statistics the entire month, but also by clicking on the tabs for the beginning, the middle and the end of the month.
Average weather throughout august
tolerable weather
Weather at 6am
50°F
Clear/Sunny
41% of time
21%
19%
13%
Weather at 12pm
63°F
Clear/Sunny
41% of time
17%
16%
14%
Weather at 6pm
54°F
Moderate rain at times
28% of time
24%
23%
16%
Weather at 3am
47°F
34%
25%
23%
10%
Evolution of daily average temperature and precipitation in Sion in august
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Sion in august.
The climate of Sion in august is tolerable
In august in Sion, the climate is wet (with 12.2in of rainfall over 14 days). The weather is better from the previous month since in july it receives an average of 13.3in of rainfall over 16 days.
The climate pleasant around this city the month of august. The high seasonal norm is 63°F. The seasonal minimum is 50°F. Thus, the mean temperature average on this month of august in Sion is 56°F. Note that seasonal normals are in contrast with those observed in Sion in the month of august with a maximum record of 79°F in 2012 and a minimum record of 29°F in 2010. You can hope to have about 14 days with temperatures up to 65°F, or 45% of the month.
On average, in Sion, the days of august last 14:10. Sunrise is at 05:30 and sunset is at 19:40.
With a good climate, this month is advisable to go in this locality in Switzerland.
August: another location in Switzerland?
If you want to go to Switzerland in august, there are destinations with better weather than Sion:
In august, Zurich, Basel, Bern, Fribourg, Geneva and Lausanne have good weather.
Seasonal average climate and temperature of Sion in august
Check below seasonal norms These datas are generated from the weather statements of the last years of august.
| August | |||||
| Outside temperature | |||||
| Average temperature | 56°F | ||||
| Highest temperature | 63°F | ||||
| Lowest temperature | 50°F | ||||
| Highest record temperature | 79°F (2012) | ||||
| Lowest record temperature | 29°F (2010) | ||||
| Number of days at +65°F | 14 day(s) (45%) | ||||
| Number of days at -32°F | 0 day(s) (0%) | ||||
| Wind | |||||
| Wind speed | 10km/h | ||||
| Wind temperature | 49°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 12.2in | ||||
| Number of days with rainfall | 14 day(s) (47%) | ||||
| Record daily rainfall | 4.1in (2009) | ||||
| Other climate data | |||||
| Humidity | 86% | ||||
| Visibility | 8.36km | ||||
| Cloud cover | 36% | ||||
| UV index | 4 | ||||
| Daily sunshine hours | 14 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:30 | ||||
| Time of sunset | 19:40 | ||||
| Length of day | 14:10 | ||||
| Our opinion about the weather in august | |||||
| Our opinion at whereandwhen.net | tolerable | ||||
How was the weather last august?
Here is the day by day recorded weather in Sion in august 2024:
56°F to 74°F
52°F to 70°F
50°F to 67°F
50°F to 68°F
50°F to 74°F
54°F to 76°F
54°F to 72°F
50°F to 70°F
52°F to 74°F
54°F to 79°F
59°F to 77°F
56°F to 77°F
54°F to 77°F
54°F to 74°F
52°F to 74°F
52°F to 70°F
54°F to 61°F
50°F to 54°F
49°F to 61°F
49°F to 68°F
49°F to 65°F
49°F to 72°F
50°F to 74°F
52°F to 77°F
54°F to 61°F
50°F to 63°F
49°F to 70°F
50°F to 74°F
52°F to 74°F
52°F to 74°F
52°F to 74°F
Map: other cities in Switzerland in august
Cities near Sion:
| Sierre in august | tolerable weather |
| Martigny-Ville in august | good weather |
| Gstaad in august | good weather |
| Monthey in august | good weather |
| Zermatt in august | tolerable weather |
| Morgins in august | good weather |
| Visp in august | tolerable weather |
| Montreux in august | good weather |
| Gruyères in august | good weather |
| Frutigen in august | tolerable weather |
| Vevey in august | good weather |
| Bulle in august | good weather |
Click over cities on the map for information about the weather in august.
Sion
perfect weather
good
tolerable
bad
very bad
Weather data for Sion in august:
Weather data for Sion for august are derived from an average of the weather forecast since 2009 in Sion. There is a margin of error and these forecasts are to be considered as general information only. The weather in Sion can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Sion.