Llanstephan Weather in September

September in Llanstephan brings pleasant temperatures around 18°C (64°F) during the day, dropping to 12°C (54°F) at night, with quite a bit of rainfall expected, averaging around 102 mm (4 in) for the month.

Rainfall in Llanstephan in September

Historically, the month has about 15 days of rain, averaging 102 mm (4 in) in total. Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.

Temperature in Llanstephan in September

Daytime highs in Llanstephan in September reach 18°C (64°F), with nights around 12°C (54°F). Summer occurs in September. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With lows of 12°C (54°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

If you prefer enjoying temperate temperatures and rain-free days, June and July typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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• January
• February
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• May
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• December

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

Llanstephan Temperature in September

Min Temperature 12°C (54°F)  

Max Temperature 18°C (64°F)  

Chance of Rain 51%  

Precipitation 102 mm (4 in)  

Rainy days 15 days  

What to Wear in Llanstephan in September

For Llanstephan in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho.

What To Do in Llanstephan in September

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

Cycling

9/10

Walking

9/10

Camping

6/10

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 Llanstephan's climate page.

More climate data for Llanstephan

Temperature Rainfall

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