St Peter Port weather in September (Guernsey, United Kingdom)

What's the typical weather in St Peter Port for September? Find all the essential weather information for this month in our guide.

Temperatures

September in St Peter Port generally includes pleasant temperatures and moderate rainfall. Throughout the day, temperatures typically settle at around 19°C. But by evening, they drop to around 16°C.

Precipitation

St Peter Port in September usually receives moderate rainfall, averaging around 67 mm for the month. Typically around 13 days days of rainfall are expected.

Average sunshine

The area enjoys a balanced 182 hours of sunlight, ensuring it's neither too overcast nor too sunny.

So this is a great month to visit if you prefer dry days with pleasant temperatures. July, August and September typically offer the most optimal weather. In contrast, January and December tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized St Peter Port climate page with graphs.

 

St Peter Port, monthly averages in September

Min Temperature 16°C  

Max Temperature 19°C  

Chance of Rain 43%  

Precipitation 67 mm  

Rainy days 13 days  

Sunshine 182 hours *  

Percentage Sunshine 47% *  

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

Where to go in the United Kingdom in September

Find out more about the weather in the United Kingdom and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to St Peter Port, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

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

Interested in more climate information?

This site provides you with all the information you need about the climate in St Peter Port.

Our site offers climate and forecast data for every country in the world. Are you going to the United Kingdom? On this website you can find historical weather averages for many cities in the United Kingdom. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.