Belfast weather in January (Antrim County, United Kingdom)

How's the weather trend in Belfast as January approaches? See what weather conditions to anticipate this month with our guide.

Temperatures

Typically, January in Belfast includes low temperatures and moderate rainfall. The winter season is characteristic of January. Daytime temperatures generally peak at 9°C, but after sunset, they often decrease to around 4°C. This month tends to bring the coldest weather of the year, so be sure to pack enough warm clothing to stay comfortable.

Precipitation

Belfast in January usually receives moderate rainfall, averaging around 89 mm for the month. Based on our climate data of the past 30 years, about 20 days of rain are anticipated.

Average sunshine

The month is characterized by fewer sunny days, with roughly 45 hours hours of sunshine. Ideal for those who prefer a cooler, cloudier climate.

If you're looking for dry conditions and comfortable temperatures, January may not be the ideal month to visit Belfast. July and August generally stand out with the best circumstances. While January, February, March and December tend to showcase less optimal conditions.

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

 

Belfast, monthly averages in January

Min Temperature 4°C  

Max Temperature 9°C  

Water Temperature 8°C *  

Chance of Rain 68%  

Precipitation 89 mm  

Rainy days 20 days  

Humidity 89% *  

Windspeed 18 km/h *  

Sunshine 45 hours *  

Percentage Sunshine 18% *  

Data from: Belfast, Ireland (19 KM, 12 Miles).

Where to go in the United Kingdom in January

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

Weather conditions Weather

Temperatures

Precipitation

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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 this month?

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 8°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.

Swimming

4/10

Cycling

4/10

Walking

4/10

Camping

4/10

Outdoor sports

4/10

Interested in more climate information?

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

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.