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
| 24 June 2026 Wed 22.3 ° C ( 72.1°F )  Sunny |
Feels Like : 24.7 ° C / 76.4°F Humidity : % 61 Pressure : 1021 mb Wind Speed : 5.4 kmph / 3.4 miles from E 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15-day weather forecast for Sion Airport, Sion, Switzerland
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 24 June 2026 Wed |  Patchy rain nearby |
12.5 ° C | 25.7 ° C | 19 ° C | % 59 | 8.3 km/h | 57% |
| 25 June 2026 Thu |  Moderate rain |
12.9 ° C | 25.3 ° C | 18.1 ° C | % 68 | 8.3 km/h | 70% |
| 26 June 2026 Fri | Moderate rain |
12.8 ° C | 25 ° C | 17.4 ° C | % 73 | 10.1 km/h | 74% |
| 27 June 2026 Sat | Patchy rain nearby |
12.4 ° C | 26.7 ° C | 18.5 ° C | % 63 | 8.6 km/h | 57% |
| 28 June 2026 Sun | Moderate rain |
13.2 ° C | 25.4 ° C | 18.3 ° C | % 66 | 9.7 km/h | 65% |
| 29 June 2026 Mon | Patchy rain nearby |
11.5 ° C | 23 ° C | 16.7 ° C | % 71 | 13 km/h | 57% |
| 30 June 2026 Tue | Patchy rain nearby |
9.4 ° C | 16.8 ° C | 13.1 ° C | % 86 | 10.8 km/h | 74% |
| 01 July 2026 Wed | Sunny |
6.7 ° C | 19.4 ° C | 13 ° C | % 68 | 11.2 km/h | 6% |
| 02 July 2026 Thu | Sunny |
8.3 ° C | 22.1 ° C | 15.5 ° C | % 55 | 10.4 km/h | 3% |
| 03 July 2026 Fri | Sunny |
10.6 ° C | 23.4 ° C | 17.3 ° C | % 60 | 9.4 km/h | 17% |
| 04 July 2026 Sat | Sunny |
11.9 ° C | 24.1 ° C | 18 ° C | % 57 | 10.4 km/h | 3% |
| 05 July 2026 Sun | Patchy rain nearby |
8.3 ° C | 21.2 ° C | 14.9 ° C | % 60 | 14.4 km/h | 18% |
| 06 July 2026 Mon | Sunny |
6.3 ° C | 17.9 ° C | 12 ° C | % 61 | 11.5 km/h | 6% |
| 07 July 2026 Tue | Sunny |
6.2 ° C | 20.3 ° C | 13.8 ° C | % 49 | 10.1 km/h | 3% |
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