Average temperature in Ballycastle
The mean minimum and maximum temperatures over the year in Ballycastle (Mayo), Ireland.
- On average, the warmest month is August with 18°C.
- On average, the coolest month is January with 10°C.
- The average annual maximum temperature is 13°C.
- The average annual minimum temperature is 9°C.
Weather Forecasts for Ballycastle
broken clouds and slight rain
partly cloudy and no rain
overcast and no rain