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Southampton in December: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Southampton in December will be like? Take a look at our weather guide for Southampton, based on historical data.
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December

Weather in Southampton in December 2024

OK Weather
Chill
🌧️
Rainy
Southampton in December usually sees fair weather conditions, with an average daily high temperature of +48°F and roughly 2 sunny days. However, you should prepare for about 15 rainy days with an average precipitation of 80 mm. The weather is changeable so pack for every eventuality. Search flights in one click on Avionero.
Good to know:
  • December is usually the wettest month of the year in Southampton;

Average weather

☀️
+48°F
Avg. max. temperature
+14°F
Min.
+59°F
Max.
80 mm
Total precipitation
88%
Avg. humidity
4 m/s
Avg. wind
2 ☀️
Sunny Days
12 ⛅️
Cloudy
15 🌦
Rainy
Our opinion: Southampton has OK weather in December.

Average temperature in Southampton in December

Here are the expected maximum, average and minimum temperatures in Southampton for December based on the historical data.
Last Year
Historical Data

The temperature in December is +50°F on average, with a range between a maximum of +57°F during the day and a minimum of +28°F at night.

The average maximum temperature goes up 50% by the end of the month, compared with the beginning of the month, from +37°F to +52°F.

Is Southampton warm or cold in December?

Southampton is typically chill in December.

Maximum temperatures go down compared to the previous month from +52°F to +48°F. The minimum temperature also goes down from +41°F to +39°F.

Pack a jumper and a jacket as there will be cooler temperatures.

December is one of the coolest months in Southampton, here is the comparison with other months:

Climate in Southampton in December

Southampton weather looks like this, on average, in December and the surrounding months.
NovemberDecemberJanuary
Avg. temperature
+52°F+48°F+46°F
Min. temperature
+21°F+14°F+16°F
Max. temperature
+63°F+59°F+57°F
Rainfall
77 mm80 mm72 mm
Wind
4 m/s4 m/s5 m/s
Humidity
87%88%87%
Air pressure
1013 HPa1014 HPa1015 HPa
Sunny days
322
Cloudy days
111212
Rainy days
161516
Snowy days
011

December weather is still as ok as in November. It’s getting colder in December. From +52°F in the day, the average maximum temperature lowers to +48°F. Prepare for more rain. Average rainfall goes from 77 mm to 80 mm. Humidity rises from 87% to 88%. The average wind speed doesn’t change much during December, staying around 4 m/s. The days becoming less sunny, going from 3 sunny days in November to 2 in December.

Next month (January) brings a further decline in the weather.

Wind

Wind speed in Southampton in December based on historical data.
Last Year
Historical Data

The average wind speed is 3 m/s getting up to 6 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Southampton is gradually increasing during December, going from 2 m/s to 4 m/s over the course of the month.

Rain

Amount of rainfall in mm during December in Southampton based on historical data.
Last Year
Historical Data
Typically, there is a 68% chance of rain on an average day in December, with total rainfall of approximately 165 mm. The maximum amount of rainfall per day is around 23 mm, which is considered light rain. December is a pretty wet month with over 21 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
December is one of the rainiest months in Southampton, here is a comparison with other months, total mm:
Southampton wettest month is October, where a typical day has a 55% chance of precipitation and 87 mm of rainfall per day. February, on the other hand, is the driest month with a mere 48% chance of precipitation and 53 mm of rainfall per day.

How was the weather last December in Southampton?

This is the weather in Southampton in December 2023:
1 December
☀️
+37°F
2 December
🌫️
+39°F
3 December
🌧️
+49°F
4 December
🌧️
+48°F
5 December
🌧️
+44°F
6 December
☁️
+45°F
7 December
🌧️
+49°F
8 December
☀️
+51°F
9 December
☁️
+56°F
10 December
☀️
+56°F
11 December
☁️
+54°F
12 December
🌧️
+52°F
13 December
☁️
+46°F
14 December
☁️
+49°F
15 December
☁️
+49°F
16 December
☁️
+51°F
17 December
☁️
+51°F
18 December
☁️
+54°F
19 December
🌧️
+55°F
20 December
☁️
+52°F
21 December
☁️
+56°F
22 December
☁️
+53°F
23 December
☁️
+53°F
24 December
☁️
+57°F
25 December
☁️
+55°F
26 December
☁️
+49°F
27 December
🌧️
+55°F
28 December
🌧️
+55°F
29 December
☁️
+51°F
30 December
🌧️
+52°F
31 December
🌧️
+51°F
In December 2023 Southampton had 3 sunny days, 17 cloudy days, and 10 rainy days. The average maximum temperature was +50°F, with an absolute maximum of +57°F and a minimum of +37°F. The average humidity was 89%, with a maximum of 100% and a minimum of 70%. The average wind speed was 3 m/s, with a maximum of 11 m/s and a minimum of 0 m/s.
Are you planning a trip in December?

Climate Change Over the Years

This is how Southampton climate has changed over the last 43 years.

The climate in Southampton in December has not changed that much over the last 43 years.

The average temperature was the lowest in 1979 (+54°F) and the highest in 2022 (+60°F). The driest year was 1990 with only 529 mm of rainfall, and the wettest year was 2020 with 1617 mm.

FAQ

Frequently asked questions about the weather in Southampton in December:

Is December a good time to visit Southampton?

It’s always a good time to visit Southampton, but the weather is changeable in December, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Southampton in December?

Not really, December is not the best time to sunbathe, unless you visit a local solarium.

Is Southampton rainy in December?

Southampton is often rainy in December. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Southampton in December?

Usually, it’s not very sunny in Southampton in December, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in United Kingdom

Check out the weather for other cities in United Kingdom.

Monthly weather in Southampton

Source of the data

For this page, we’ve looked at the typical weather in Southampton, based on historical hourly weather data from January 1, 1979, to December 31, 2022.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.