Climate and Weather of Gwynedd, the United Kingdom

In the United Kingdom you have several regions, one of which is called Gwynedd. The most popular city in this region is Llandudno, whose climate data we'll examine to provide you with an overview of what weather to expect in Gwynedd. For more detailed climate information about other cities in the area, please see the section beneath the map further down the page.

Gwynedd offers pleasant conditions in July and August, with temperatures typically ranging from 19°C to 20°C.

Note that the warmest month in Gwynedd is normally July, with the temperature reaching 20°C, while February has the coolest maximum daytime temperatures, reaching 8°C.

The colder period typically falls in the months of January, February and December.

When it comes to rainfall, Gwynedd experiences moderate variations in precipitation across the seasons. You can expect around 111 mm of rain in December, dropping to 74 mm in May.

For those seeking sunshine, May usually has the brightest skies, making it an excellent time for exploring the region.

Select a Month of Interest

Check the conditions for any month of the year.

Interested in the detailed Weather and Climate of Gwynedd, the United Kingdom?

Please select a city below the map you wish to travel to, or the one closest to your destination. Each selected city will show you the following graphs:
1. Average minimum and maximum temperature over the year
2. Average monthly precipitation over the year (rainfall, snow)
3. Average monthly hours of sunshine over the year
On certain pages we also offer other historical climate data like humidity wind speed and water temperature.