Porthleven Weather in September

September in Porthleven averages 18°C (64°F) during the day and 14°C (57°F) at night. Quite a bit of rainfall is typical this month, with around 66 mm (2.6 in) on average. An umbrella is a good idea.

Rainfall in Porthleven in September

Looking at the last 30 years, the data shows about 16 days with rain, averaging 66 mm (2.6 in) for the month. Expect plenty of grey, overcast days rather than intense storms. The rain rarely amounts to much on any given day.

Temperature in Porthleven in September

Expect highs of 18°C (64°F) in Porthleven in September, with nights dropping to around 14°C (57°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. With lows of 14°C (57°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.

Sunshine in Porthleven in September

With about 165 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

If you prefer dry days with pleasant temperatures, August typically offers 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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For a detailed overview over the year and the best time to visit the United Kingdom, check out our Porthleven's climate page.

Porthleven Temperature in September

Min Temperature 14°C (57°F)  

Max Temperature 18°C (64°F)  

Chance of Rain 52%  

Precipitation 66 mm (2.6 in)  

Rainy days 16 days  

Sunshine 165 hours *  

Percentage Sunshine *  

* Data from: Newquay, the United Kingdom (40 KM, 25 Miles).

What to Wear in Porthleven 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. Rain gear is recommended, you can expect wet weather on multiple days. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Porthleven in September

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

Swimming

6/10

Cycling

10/10

Walking

10/10

Barbeque

7/10

Camping

8/10

Outdoor sports

10/10

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 Porthleven's climate page.

More climate data for Porthleven

Temperature Rainfall Sunshine

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