Swiss SunSunshine in Sion
Sion (VS) gets about 2390 hours of sunshine a year, 59% of the possible maximum, or 6.5 hours a day on average. That makes it the sunniest of the 60 Swiss towns we compare.
Explore Sion on the sunshine map2390 hsunshine a year
9.2 ha day in July
3.9 ha day in December
#1 / 60sunniest towns
Sunshine month by month
Average hours of sunshine per day, 1991–2020. The line shows the most the sun could shine at this latitude.
| Month | per day | per month |
|---|---|---|
| January | 4.6 h | 144 h |
| February | 5.2 h | 145 h |
| March | 6.3 h | 195 h |
| April | 7.2 h | 217 h |
| May | 7.6 h | 237 h |
| June | 8.8 h | 265 h |
| July | 9.2 h | 287 h |
| August | 8.5 h | 264 h |
| September | 7.2 h | 216 h |
| October | 5.6 h | 172 h |
| November | 4.3 h | 128 h |
| December | 3.9 h | 121 h |
Climate in Sion
10.5 °Cmean temperature
27.2 °CJuly daily high
-3.1 °CJanuary nightly low
556 mmrain and snow a year
1419 kWh/m²solar radiation a year
484 mabove sea level
Similar sunshine
Nearby towns
- Sierre 2312 h
- Crans-Montana 2241 h
- Verbier 2175 h
- Martigny 2233 h
All 60 towns ranked by sunshine · Look up any address in Sion