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Portsmouth weather in December (Hampshire, United Kingdom)

Interested in knowing the climate of Portsmouth in December? Our page offers a comprehensive look at the weather you can expect this month.

Temperatures

In December, the weather in Portsmouth generally includes low temperatures and moderate rainfall. The winter season is characteristic of December. During the daylight hours, temperatures often reach 10°C. After dark they usually decrease to around 5°C.

Precipitation

Portsmouth in December usually receives moderate rainfall, averaging around 88 mm for the month. Looking at the last 30 years, the data shows about 16 days with rain.

Average sunshine

The area experiences limited sunny days, amounting to roughly 54 hours of sunshine. This makes it perfect for those who lean towards cooler, cloudier settings rather than intense sunlit days.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Portsmouth. July and August 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 Portsmouth climate page with graphs.

 

Portsmouth, monthly averages in December

Min TemperatureMin Temperature 5°C  
Max TemperatureMax Temperature 10°C  
Chance of RainChance of Rain 52%  
PrecipitationPrecipitation 88 mm  
Rainy daysRainy days 16 days  
HumidityHumidity 91% *  
SunshineSunshine 54 hours *  
Percentage SunshinePercentage Sunshine 16% *  
Data from: Southampton, the United Kingdom (25 KM, 15 Miles).

Where to go in the United Kingdom in December

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

Map not visible? Whoops sorry! Please refresh the page.
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 this month?

Plan on layering your clothes. Some days or part of the day it will be nice and warm and some moments it can be a bit chilly. Bring a rain jacket in case it rains during your stay.

What To Do

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

Swimming
4/10
Cycling
6/10
Walking
6/10
Camping
4/10
Outdoor sports
6/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Portsmouth.

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 travel conditions. Find out where to go with our weather planner.