What’s the weather at St. Moritz - Corviglia today? The current St. Moritz - Corviglia weather is: Slightly cloudy, 13 C° base and 7 C° Summit, 11 km/h wind. Scroll down to Hour by Hour for an hourly St. Moritz - Corviglia weather forecast breakdown for a detailed St. Moritz - Corviglia weather and snow forecast for the next seven days.