Southampton Weather in December

December in Southampton brings low temperatures, with highs of 10°C (50°F) and nights dropping to 4°C (39°F). Rainfall is on the higher side this month, averaging around 82 mm (3.2 in), so keep a rain jacket handy.

Rainfall in Southampton in December

Typically around 16 days of rainfall are expected, averaging 82 mm (3.2 in) for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.

Temperature in Southampton in December

In December, Southampton gets low temperatures, with highs of 10°C (50°F). Nights cool to around 4°C (39°F). December is in the winter season. Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. With lows around 4°C (39°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Southampton in December

The month has fewer sunny days, with around 54 hours of sunshine.

Average water temperature in December

At 12°C (54°F), the water is too cold for most people to swim comfortably. A wetsuit is pretty much essential if you plan to go in.

December in Southampton has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.

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

Southampton Temperature in December

Min Temperature 4°C (39°F)  

Max Temperature 10°C (50°F)  

Water Temperature 12°C (54°F)  

Chance of Rain 54%  

Precipitation 82 mm (3.2 in)  

Rainy days 16 days  

Humidity 91%  

Sunshine 54 hours  

Percentage Sunshine 16%  

What to Wear in Southampton in December

Cold weather calls for smart layering in December. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. Prepare for significant rainfall with proper waterproof clothing and shoes. Expect water temperatures of around 12°C (54°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. With limited sunshine expected, sunglasses aren't a priority for packing.

What To Do in Southampton in December

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

Swimming

4/10

Cycling

4/10

Walking

4/10

Camping

4/10

Outdoor sports

4/10

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 Southampton's climate page.

More climate data for Southampton

Temperature Rainfall Sunshine Humidity Water Temp

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