The temperatures in Londonderry in October are quite cold with temperatures between 7°C and 13°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Londonderry 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 Londonderry in October 2025.
If you’re planning to visit Londonderry in the near future, we highly recommend that you review the 14 day weather forecast for Londonderry before you arrive.
Temperatures
13° / 7°
Rainy Days
5
Snowy Days
0
Dry Days
26
Rainfall
46
mm
Sun Hours
8.0
Hrs
