What’s the weather at Diavolezza - Pontresina today? The current Diavolezza - Pontresina weather is: Slightly cloudy, 7 C° base and -1 C° Summit, 29 km/h wind. Scroll down to Hour by Hour for an hourly Diavolezza - Pontresina weather forecast breakdown for a detailed Diavolezza - Pontresina weather and snow forecast for the next seven days.