Altenrhein Airport (ACH) 15 Day Weather Forecast, Altenrhein Switzerland
Current weather conditions and 15 day weather forecast for Altenrhein Airport in Altenrhein, 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 ACH
| 21 December 2025 Sun 3 ° C ( 37.4°F )  Fog |
Feels Like : 2.5 ° C / 36.5°F Humidity : % 100 Pressure : 1015 mb Wind Speed : 3.6 kmph / 2.2 miles from SE 
Visibility : 0.3 km Precipitation (rainfall) : 0 mm Cloud (%) : 60 |
15-day weather forecast for Altenrhein Airport, Altenrhein, Switzerland
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 21 December 2025 Sun |  Partly Cloudy |
1.9 ° C | 6.6 ° C | 3.7 ° C | % 81 | 3.2 km/h | 0% |
| 22 December 2025 Mon |  Sunny |
2.4 ° C | 6.4 ° C | 3.7 ° C | % 82 | 4.7 km/h | 0% |
| 23 December 2025 Tue | Partly Cloudy |
1.5 ° C | 4.7 ° C | 2.5 ° C | % 88 | 4.3 km/h | 0% |
| 24 December 2025 Wed |  Patchy rain nearby |
0.6 ° C | 2 ° C | 1.6 ° C | % 95 | 17.6 km/h | 89% |
| 25 December 2025 Thu |  Light snow |
-0.4 ° C | 1.3 ° C | 0.2 ° C | % 87 | 16.6 km/h | 80% |
| 26 December 2025 Fri | Light snow |
-3.1 ° C | -1.2 ° C | -1.8 ° C | % 85 | 14.4 km/h | 79% |
| 27 December 2025 Sat | Light snow |
-5.3 ° C | -2.5 ° C | -4.2 ° C | % 81 | 13.3 km/h | 0% |
| 28 December 2025 Sun |  Patchy moderate snow |
-7.5 ° C | -2.7 ° C | -5.2 ° C | % 84 | 13.3 km/h | 86% |
| 29 December 2025 Mon | Light snow |
-8.6 ° C | -4.1 ° C | -6.2 ° C | % 87 | 11.5 km/h | 68% |
| 30 December 2025 Tue | Partly Cloudy |
-9.5 ° C | -3.9 ° C | -7.5 ° C | % 86 | 5.4 km/h | 0% |
| 31 December 2025 Wed | Sunny |
-10.8 ° C | -4.4 ° C | -8 ° C | % 81 | 7.6 km/h | 0% |
| 01 January 2026 Thu |  Moderate snow |
-7 ° C | -1.4 ° C | -3.7 ° C | % 83 | 12.2 km/h | 89% |
| 02 January 2026 Fri |  Light freezing rain |
-11.1 ° C | -5.3 ° C | -8 ° C | % 90 | 8.3 km/h | 70% |
| 03 January 2026 Sat | Sunny |
-11.2 ° C | -3.1 ° C | -8.1 ° C | % 83 | 6.8 km/h | 0% |
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