Southampton weather in September (Hampshire, United Kingdom)
How is the weather in Southampton in September? Wondering if it's an optimal time for a visit? This page provides detailed information on the weather conditions for that month.
In Southampton the weather in September is generally perfect, with pleasant temperatures and moderate rainfall. Throughout the day, temperatures typically settle at around 20°C. But by evening, they drop to around 12°C.
Southampton in September usually receives moderate rainfall, averaging around 64 mm for the month. Typically around 12 days of rainfall is expected.
The area enjoys a balanced 149 hours of sunlight. Ensuring it's neither too overcast nor too sunny.
If you're inclined towards comfortable temperatures and drier conditions, September is a prime time to visit Southampton. June, July, August and September typically offer the best circumstances. While January, February and December tend to showcase less optimal conditions.
For an in-depth look at the yearly conditions, visit our specialized Southampton climate page with graphs.
Southampton, monthly averages in September
Where to go in the United Kingdom in September
Find out more about the weather in the United Kingdom in September and which places have the best weather conditions in this month.
So, what should you wear in Southampton in September?
For visitors traveling to Southampton, 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. With a water temperature of around 17°C there is no need to bring your swimwear.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do in September.
Interested in more climate information?
Weather and Climate provides you with all the information you need about the climate in Southampton.
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 climate conditions. Find out where to go with our weather planner.