weather in lahinch ireland
- Lahinch: Weather Forecast. The warmest day over the next 7 days in Lahinch is forecast to be 16th April at 13Â°C (55Â°F) and the warmest night on 15th April at 8Â°C (46Â°F). The average temperature over the next 7 days is forecast to be 12Â°C (54Â°F) and there will be 3 days of sunshine . The average for April is 0Â°C (0Â°F) in Lahinch.