Southampton Weather in September

In Southampton, September brings pleasant daytime temperatures around 21°C (70°F), with nights cooling to 14°C (57°F). Expect quite a bit of rainfall this month.

Rainfall in Southampton in September

Typically, you can expect about 12 days of rain this month, with 115 mm (4.5 in) on average. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Southampton in September

Daytime highs in Southampton in September reach 21°C (70°F), with nights around 14°C (57°F). September marks the summer season. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. At 14°C (57°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

If you prefer dry days with pleasant temperatures, June, July and August typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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• January
• February
• March
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• May
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• September
• October
• November
• December

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

Southampton Temperature in September

Min Temperature 14°C (57°F)  

Max Temperature 21°C (70°F)  

Chance of Rain 41%  

Precipitation 115 mm (4.5 in)  

Rainy days 12 days  

What to Wear in Southampton in September

Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes.

What To Do in Southampton in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

9/10

Walking

9/10

Camping

6/10

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 Canada, check out our Southampton's climate page.

More climate data for Southampton

Temperature Rainfall

See the full Southampton climate overview or explore weather in Canada.