Llandeilo weather in September (Dyfed, United Kingdom)

What's the typical weather in Llandeilo for September? Explore our page to find a thorough overview of this month's weather conditions.

Temperatures

September in Llandeilo generally includes moderate temperatures and high rainfall. Daytime temperatures are expected to be around 18°C, cooling off to about 10°C at night.

Precipitation

Llandeilo in September usually receives high rainfall, averaging around 102 mm for the month. Historically, the month has about 16 days of rain.

Average sunshine

With about 149 hours of sunshine, the area enjoys a nice balance of sun and clouds, creating a pleasant environment.

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 Llandeilo climate page with graphs.

 

Llandeilo, monthly averages in September

Min Temperature 10°C  

Max Temperature 18°C  

Chance of Rain 54%  

Precipitation 102 mm  

Rainy days 16 days  

Humidity 81% *  

Sunshine 149 hours *  

Percentage Sunshine 37% *  

Data from: Cardiff, the United Kingdom (69 KM, 43 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 Llandeilo, 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

5/10

Walking

5/10

Camping

6/10

Outdoor sports

9/10

Interested in more climate information?

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

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.