Heathrow weather in January (United Kingdom)

Will it be rainy or sunny in Heathrow this January? Check out our in-depth weather guide for this month.

Temperatures

Typically, January in Heathrow includes low temperatures and moderate rainfall. January marks the winter season. The daytime often sees temperatures reaching 9°C, but nighttime brings a cool-down to 3°C. It's generally the coldest month of the year, making it essential to pack warm layers and winter accessories.

Precipitation

Heathrow in January usually receives moderate rainfall, averaging around 60 mm for the month. Climate data suggests that about 18 days will experience rainfall.

Average sunshine

This month is characterized by fewer sunny days, with about 62 hours of sunshine. It's great for those who appreciate cooler, less sunny days.

If you prefer dry days with pleasant temperatures, January may not be the ideal month to visit Heathrow. 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 Heathrow climate page with graphs.

 

Heathrow, monthly averages in January

Min Temperature 3°C  

Max Temperature 9°C  

Chance of Rain 59%  

Precipitation 60 mm  

Rainy days 18 days  

Humidity 80% *  

Windspeed 14 km/h *  

Sunshine 62 hours *  

Percentage Sunshine 23% *  

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.

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 Heathrow.

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.