Colwyn Bay weather in September (Gwynedd, United Kingdom)

Will it be rainy or sunny in Colwyn Bay this September? Our guide gives you the essential weather details for this month.

Temperatures

In September, Colwyn Bay usually has moderate temperatures and moderate rainfall. Throughout the day, temperatures typically settle at around 18°C. But by evening, they drop to around 11°C.

Precipitation

Colwyn Bay in September usually receives moderate rainfall, averaging around 85 mm for the month. The climate data from previous years indicates that there are typically about 17 days days of rain.

Average sunshine

Expect a moderate amount of sunlight, with approximately 111 hours. This means a pleasant mix of sun and clouds.

In case you lean more towards enjoying temperate temperatures and rain-free days July and August typically offer the most optimal weather. In contrast, January, February, November and December tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Colwyn Bay climate page with graphs.

 

Colwyn Bay, monthly averages in September

Min Temperature 11°C  

Max Temperature 18°C  

Chance of Rain 55%  

Precipitation 85 mm  

Rainy days 17 days  

Sunshine 111 hours *  

Percentage Sunshine *  

Data from: Bala, the United Kingdom (42 KM, 26 Miles).

Where to go in the United Kingdom in September

Find out more about the weather in the United Kingdom and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to Colwyn Bay, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Cycling

6/10

Walking

6/10

Camping

8/10

Outdoor sports

9/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Colwyn Bay.

Our site offers climate and forecast data for every country in the world. Are you going to the United Kingdom? On this website you can find historical weather averages for many cities in the United Kingdom. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.