The temperatures in Llandudno in September are usually low and can range between 10°C and 16°C.
You can expect about 3 to 8 days of rain in Llandudno during the month of September. 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 Llandudno in September 2022.
If you’re planning to visit Llandudno in the near future, we highly recommend that you review the 14 day weather forecast for Llandudno before you arrive.