Portsmouth weather in January (Hampshire, United Kingdom)
Curious about the January weather in Portsmouth? Wondering if it's an optimal time for a visit? This page provides detailed information on the weather conditions for that month.
In January, Portsmouth generally has low temperatures and moderate rainfall. January is a winter month. Anticipate daytime temperatures around 10°C, while night temperatures can drop to 4°C.
Portsmouth in January usually receives moderate rainfall, averaging around 82 mm for the month. When we look at the climate data from the last 30 years, we can expect around 17 days of rain.
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're looking for dry conditions and comfortable temperatures, January may not be the ideal month to visit Portsmouth. July and August typically offer the best circumstances. While January, February and December tend to showcase less optimal conditions.
For an in-depth look at the yearly conditions, visit our specialized Portsmouth climate page with graphs.
Portsmouth, monthly averages in January
Min Temperature
4°C
Max Temperature
10°C
Chance of Rain
56%
Precipitation
82 mm
Rainy days
17 days
Humidity
91% *
Sunshine
63 hours *
Percentage 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.
perfect weather
pleasant
tolerable
unpleasant
poor
So, what should you wear in Portsmouth in January?
Wear a base layer in cold weather; this is the #1 thing you can do to increase your overall body temperature.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do in January.
Interested in more climate information?
Weather and Climate 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 climate conditions. Find out where to go with our weather planner.
