Portland weather in September (Dorset, United Kingdom)

How's the weather trend in Portland as September approaches? Is now the perfect time to visit? Find all the weather insights for this month on this page.

Temperatures

In September, the weather in Portland generally includes pleasant temperatures and moderate rainfall. Summer occurs in September. During the day, temperatures usually reach up to 19°C. At night, they tend to fall to approximately 14°C.

Precipitation

Portland in September usually receives moderate rainfall, averaging around 73 mm for the month. Looking at the last 30 years, the data shows about 13 days with rain.

Average sunshine

The area enjoys a moderate level of sunlight, with around 152 hours. It's a good balance between sunny and cloudy days.

If you prefer dry days with pleasant temperatures, August typically offers the best circumstances. While January, February, November and December tend to showcase less optimal conditions.

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

 

Portland, monthly averages in September

Min Temperature 14°C  

Max Temperature 19°C  

Chance of Rain 42%  

Precipitation 73 mm  

Rainy days 13 days  

Sunshine 152 hours *  

Percentage Sunshine *  

Data from: Salisbury, the United Kingdom (74 KM, 46 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 Portland, 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

9/10

Walking

9/10

Camping

8/10

Outdoor sports

9/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Portland.

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.