Grenchen Airport (ZHI) 15 Day Weather Forecast, Switzerland
Current weather conditions and 15 day weather forecast for Grenchen Airport in , 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 ZHI
| 20 December 2025 Sat 4.1 ° C ( 39.4°F )  Mist |
Feels Like : 3.7 ° C / 38.7°F Humidity : % 100 Pressure : 1019 mb Wind Speed : 3.6 kmph / 2.2 miles from SSE 
Visibility : 1 km Precipitation (rainfall) : 0.21 mm Cloud (%) : 50 |
15-day weather forecast for Grenchen Airport, , Switzerland
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 20 December 2025 Sat |  Patchy rain nearby |
3.3 ° C | 9.1 ° C | 6.2 ° C | % 82 | 5.8 km/h | 82% |
| 21 December 2025 Sun |  Partly Cloudy |
-0.8 ° C | 4.5 ° C | 1.6 ° C | % 84 | 4.3 km/h | 0% |
| 22 December 2025 Mon | Partly Cloudy |
-0.4 ° C | 4.5 ° C | 1.8 ° C | % 87 | 5.8 km/h | 0% |
| 23 December 2025 Tue | Partly Cloudy |
-2.2 ° C | 4.6 ° C | 0.7 ° C | % 91 | 9.7 km/h | 0% |
| 24 December 2025 Wed | Patchy rain nearby |
-1.9 ° C | 2.5 ° C | 0.7 ° C | % 94 | 16.6 km/h | 78% |
| 25 December 2025 Thu |  Light snow |
-7.3 ° C | -1 ° C | -3.3 ° C | % 88 | 18.4 km/h | 61% |
| 26 December 2025 Fri | Partly Cloudy |
-8 ° C | -0.6 ° C | -5.4 ° C | % 90 | 4 km/h | 0% |
| 27 December 2025 Sat |  Sunny |
-6.9 ° C | -0 ° C | -4.6 ° C | % 90 | 3.6 km/h | 0% |
| 28 December 2025 Sun | Sunny |
-7.1 ° C | -0.7 ° C | -5 ° C | % 89 | 4.7 km/h | 0% |
| 29 December 2025 Mon | Partly Cloudy |
-7.8 ° C | -2.4 ° C | -6 ° C | % 92 | 6.1 km/h | 0% |
| 30 December 2025 Tue |  Light freezing rain |
-7 ° C | -1.9 ° C | -5.1 ° C | % 88 | 14 km/h | 74% |
| 31 December 2025 Wed |  Moderate snow |
-8.6 ° C | -5.2 ° C | -6.4 ° C | % 90 | 17.3 km/h | 84% |
| 01 January 2026 Thu |  Patchy moderate snow |
-10.9 ° C | -6.8 ° C | -9.5 ° C | % 85 | 13 km/h | 80% |
| 02 January 2026 Fri |  Heavy snow |
-11.9 ° C | -8.5 ° C | -9.9 ° C | % 87 | 13.3 km/h | 86% |
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