cast weather forecast.
Cast: Weather Forecast. The warmest day over the next 7 days in Cast is forecast to be 17th April at 16Â°C (61Â°F) and the warmest night on 21st April at 7Â°C (45Â°F). The average temperature over the next 7 days is forecast to be 15Â°C (59Â°F) and there will be 6 days of sunshine . The average for April is 0Â°C (0Â°F) in Cast.