The weather in Killarney in April is very cold with temperatures between 4°C and 12°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Killarney during the month of April. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Killarney in April 2025.
If you’re planning to visit Killarney in the near future, we highly recommend that you review the 14 day weather forecast for Killarney before you arrive.
Temperatures
12° / 4°
Rainy Days
6
Snowy Days
0
Dry Days
24
Rainfall
76
mm
Sun Hours
6.4
Hrs
