The temperatures in Anglesey in May are quite cold with temperatures between 9°C and 12°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Anglesey during the month of May. 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 Anglesey in May 2025.
If you’re planning to visit Anglesey in the near future, we highly recommend that you review the 14 day weather forecast for Anglesey before you arrive.
Temperatures
12° / 9°
Rainy Days
6
Snowy Days
0
Dry Days
25
Rainfall
67
mm
Sun Hours
8.6
Hrs
