Penmaen-mawr Weather in September

September in Penmaen-mawr sees daytime temperatures around 18°C (64°F) and lows of 10°C (50°F) at night. With around 90 mm (3.5 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Penmaen-mawr in September

On average, there are about 17 days with rain during this month, averaging 90 mm (3.5 in). Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Penmaen-mawr in September

September in Penmaen-mawr brings typical temperatures with highs around 18°C (64°F) and lows of 10°C (50°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights cool down to 10°C (50°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Penmaen-mawr in September

The area enjoys a moderate level of sunlight, with around 111 hours. It's a good balance between sunny and cloudy days.

For Penmaen-mawr itself, July and August generally stand out with 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.

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 Penmaen-mawr's climate page.

Penmaen-mawr Temperature in September

Min Temperature 10°C (50°F)  

Max Temperature 18°C (64°F)  

Chance of Rain 58%  

Precipitation 90 mm (3.5 in)  

Rainy days 17 days  

Sunshine 111 hours *  

Percentage Sunshine *  

* Data from: Bala, the United Kingdom (45 KM, 28 Miles).

What to Wear in Penmaen-mawr in September

For Penmaen-mawr 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. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Penmaen-mawr in September

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

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 Penmaen-mawr's climate page.

More climate data for Penmaen-mawr

Temperature Rainfall Sunshine

See the full Penmaen-mawr climate overview or explore weather in the United Kingdom.