- When is the best time to visit Sion, Switzerland?
- The best months to visit Sion are March, April, October, November. March is the single peak month with a climate score of 8.9/10 based on temperature, rainfall, humidity, daylight and historical sunny days.
- What is the weather like in Sion year-round?
- Sion has a nature and wildlife climate profile. Average monthly temperatures range from 10°C in January to 37°C in July, with climate scores between 7.5 and 8.9 out of 10.
- Which months should I avoid in Sion?
- The lowest-scoring months in Sion are January (7.5/10), February (7.5/10), May (7.5/10). These months typically combine less comfortable temperatures, higher rainfall or fewer sunny days.
- When is the rainy season in Sion?
- January is the wettest month in Sion, averaging about 75 mm of rainfall. June is the driest, at roughly 35 mm.
- Which is the sunniest month in Sion?
- January sees the most sun in Sion, with about 21 sunny days on average - ideal for outdoor plans.
- Is Sion good for nature and wildlife travel?
- Sion is profiled as a nature and wildlife destination in Switzerland, Switzerland. Its highest-scoring window (March, April, October, November) aligns with the conditions travelers usually look for in this style of trip.
- How is the bestime.to score for Sion calculated?
- Each month is rated 0-10 using ERA5 climate normals for Sion: temperature comfort, precipitation, humidity, daylight hours, and historical sunny days - weighted for a nature and wildlife trip.
