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Southampton weather in January (Hampshire, United Kingdom)

Looking to travel to Southampton in January? Check out this comprehensive weather guide.

In January, Southampton generally has low temperatures and moderate rainfall. January falls within the winter season. Daytime temperatures hover around 9°C, while nights can cool down to about 4°C. During this period, the city experiences its coolest temperatures annually.

Southampton in January usually receives moderate rainfall, averaging around 77 mm for the month. Typically around 17 days of rainfall is expected.

The area sees fewer sunny days, with a projection of about 63 hours of sunshine. This reduced sunlight makes it ideal for those who prefer cooler, overcast conditions over bright sunny days.

If you prefer dry days with pleasant temperatures, January may not be the ideal month to visit Southampton. June, July, August and September typically offer the most optimal weather. In contrast, January, February and December tend to have less optimal conditions.

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

 

Southampton, monthly averages in January

Min TemperatureMin Temperature 4°C  
Max TemperatureMax Temperature 9°C  
Water TemperatureWater Temperature 10°C  
Chance of RainChance of Rain 57%  
PrecipitationPrecipitation 77 mm  
Rainy daysRainy days 17 days  
HumidityHumidity 91%  
SunshineSunshine 63 hours  
Percentage SunshinePercentage Sunshine 17%  

Where to go in the United Kingdom in January

Find out more about the weather in the United Kingdom in January and which places have the best weather conditions in this month.

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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 Southampton in January?

Wear a base layer in cold weather; this is the #1 thing you can do to increase your overall body temperature. With a water temperature of around 10°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 January.

Swimming
4/10
Cycling
4/10
Walking
4/10
Camping
4/10
Outdoor sports
4/10

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.