The temperatures in Cavan in October are quite cold with temperatures between 7°C and 12°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Cavan during the month of October. 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 Cavan in October 2025.
If you’re planning to visit Cavan in the near future, we highly recommend that you review the 14 day weather forecast for Cavan before you arrive.
Temperatures
12° / 7°
Rainy Days
6
Snowy Days
0
Dry Days
25
Rainfall
62
mm
Sun Hours
6.1
Hrs
