Swanage Weather in September

September in Swanage averages 19°C (66°F) during the day and 14°C (57°F) at night. Quite a bit of rainfall is typical this month, with around 71 mm (2.8 in) on average. An umbrella is a good idea.

Rainfall in Swanage in September

You can expect rain on around 13 days based on historical patterns, with 71 mm (2.8 in) average for the month. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in Swanage in September

In September, Swanage sees pleasant temperatures, with highs of 19°C (66°F). Nights drop to around 14°C (57°F). The month of September belongs to the summer season. Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights drop to around 14°C (57°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Swanage in September

The month brings about 149 hours of sunlight, offering a comfortable mix of sun and overcast.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. July and August typically offer the best weather for Swanage.

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For a detailed overview over the year and the best time to visit the United Kingdom, check out our Swanage's climate page.

Swanage Temperature in September

Min Temperature 14°C (57°F)  

Max Temperature 19°C (66°F)  

Chance of Rain 42%  

Precipitation 71 mm (2.8 in)  

Rainy days 13 days  

Humidity 82% *  

Sunshine 149 hours *  

Percentage Sunshine 44% *  

* Data from: Southampton, the United Kingdom (51 KM, 31 Miles).

What to Wear in Swanage in September

For Swanage 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. Rain is likely on several days, so bring a good rain jacket. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Swanage in September

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

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 Swanage's climate page.

More climate data for Swanage

Temperature Rainfall Sunshine Humidity

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