Saint Peter Port Weather in September

September in Saint Peter Port sees daytime temperatures around 19°C (66°F) and lows of 16°C (61°F) at night. With around 67 mm (2.6 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Saint Peter Port in September

Historically, the month has about 13 days of rain, averaging 67 mm (2.6 in) in total. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Saint Peter Port in September

September in Saint Peter Port sees highs of 19°C (66°F) and lows of 16°C (61°F) overnight. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. With lows of 16°C (61°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 Saint Peter Port in September

The area experiences a moderate amount of sunshine, with approximately 182 hours of sunlight expected. This means a decent mix of sun and overcast.

If you favor pleasant temperatures and minimal rainfall, September is one of the best months to visit Saint Peter Port.

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 Saint Peter Port's climate page.

Saint Peter Port Temperature in September

Min Temperature 16°C (61°F)  

Max Temperature 19°C (66°F)  

Chance of Rain 43%  

Precipitation 67 mm (2.6 in)  

Rainy days 13 days  

Sunshine 182 hours *  

Percentage Sunshine 47% *  

* Data from: Guernsey, the United Kingdom (3 KM, 2 Miles).

What to Wear in Saint Peter Port in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Saint Peter Port 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 Saint Peter Port's climate page.

More climate data for Saint Peter Port

Temperature Rainfall Sunshine

See the full Saint Peter Port climate overview or explore weather in the United Kingdom.