Sion Airport (SIR) 15 Day Weather Forecast, Sion Switzerland
Current weather conditions and 15 day weather forecast for Sion Airport in Sion, Switzerland including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at SIR
| 19 June 2026 Fri 32.2 ° C ( 90°F )  Patchy light rain in area with thunder |
Feels Like : 33.8 ° C / 92.8°F Humidity : % 34 Pressure : 1019 mb Wind Speed : 3.6 kmph / 2.2 miles from WNW 
Visibility : 10 km Precipitation (rainfall) : 0.45 mm Cloud (%) : 25 |
15-day weather forecast for Sion Airport, Sion, Switzerland
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 19 June 2026 Fri |  Moderate rain |
11.3 ° C | 23.8 ° C | 15.3 ° C | % 76 | 13 km/h | 79% |
| 20 June 2026 Sat |  Patchy rain nearby |
10.6 ° C | 24.6 ° C | 17 ° C | % 63 | 7.9 km/h | 57% |
| 21 June 2026 Sun | Patchy rain nearby |
12.1 ° C | 26 ° C | 18.7 ° C | % 59 | 9.4 km/h | 36% |
| 22 June 2026 Mon |  Sunny |
13.6 ° C | 26.3 ° C | 19.8 ° C | % 53 | 11.5 km/h | 3% |
| 23 June 2026 Tue | Patchy rain nearby |
13.5 ° C | 26 ° C | 19.5 ° C | % 53 | 11.2 km/h | 36% |
| 24 June 2026 Wed | Patchy rain nearby |
13.3 ° C | 25.1 ° C | 18.7 ° C | % 65 | 10.8 km/h | 37% |
| 25 June 2026 Thu | Patchy rain nearby |
13.2 ° C | 24.1 ° C | 18.1 ° C | % 72 | 9.7 km/h | 57% |
| 26 June 2026 Fri | Patchy rain nearby |
12.8 ° C | 24.6 ° C | 17.9 ° C | % 71 | 6.1 km/h | 57% |
| 27 June 2026 Sat | Moderate rain |
13 ° C | 24.5 ° C | 16.8 ° C | % 77 | 9.7 km/h | 77% |
| 28 June 2026 Sun | Moderate rain |
12.6 ° C | 25.1 ° C | 17.8 ° C | % 72 | 7.2 km/h | 72% |
| 29 June 2026 Mon | Patchy rain nearby |
12.7 ° C | 25.1 ° C | 18.1 ° C | % 65 | 9 km/h | 36% |
| 30 June 2026 Tue | Patchy rain nearby |
11.6 ° C | 25.1 ° C | 16.6 ° C | % 70 | 14.4 km/h | 67% |
| 01 July 2026 Wed | Patchy rain nearby |
10.3 ° C | 19.7 ° C | 14.9 ° C | % 80 | 9.7 km/h | 72% |
| 02 July 2026 Thu | Patchy rain nearby |
10.4 ° C | 23.8 ° C | 17 ° C | % 67 | 9.4 km/h | 37% |
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