Llanfflewyn Weather in September

September in Llanfflewyn brings moderate temperatures, with highs of 18°C (64°F) and nights dropping to 13°C (55°F). Rainfall is on the higher side this month, averaging around 89 mm (3.5 in), so keep a rain jacket handy.

Rainfall in Llanfflewyn in September

Rain is expected on roughly 16 days, totalling around 89 mm (3.5 in) for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Llanfflewyn in September

If you're visiting Llanfflewyn in September, expect highs of 18°C (64°F) and overnight lows around 13°C (55°F). September marks the summer season. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. At 13°C (55°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

If your ideal day consists of dry skies and pleasant temperatures, July, August and September typically offer the best circumstances for Llanfflewyn.

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• January
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For a detailed overview over the year and the best time to visit the United Kingdom, check out our Llanfflewyn's climate page.

Llanfflewyn Temperature in September

Min Temperature 13°C (55°F)  

Max Temperature 18°C (64°F)  

Chance of Rain 53%  

Precipitation 89 mm (3.5 in)  

Rainy days 16 days  

What to Wear in Llanfflewyn in September

Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes.

What To Do in Llanfflewyn in September

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

Cycling

6/10

Walking

6/10

Camping

8/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United Kingdom, check out our Llanfflewyn's climate page.

More climate data for Llanfflewyn

Temperature Rainfall

See the full Llanfflewyn climate overview or explore weather in the United Kingdom.