Belgium weather

Our guide to the weather in Belgium during January

5

Average high

2

UV Index

102mm

Monthly rainfall

85%

Humidity

Belgium is a vibrant and diverse country with plenty of attractions to explore, whatever the season. January can be cold and wet, so plan accordingly and pack warm clothes. We've looked at the most up-to-date weather data for Belgium, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Belgium weather in January.

What's the temperature like in Belgium during January?

January is typically the coolest month in Belgium. The temperature reaches around 5℃ during the daytime, falling away to 2℃ at night. The UV index will be low at this time of year, so not something to worry about. However, if you're going to be outside for long periods it's always a good idea to apply a small amount of sunscreen to exposed skin.

Does it snow in Belgium during January?

Possibly. There's a chance of snow during January but not as much as you might think. Check the local forecast before you leave home so that you can pack appropriate footwear and clothing.

Does it rain in Belgium during January?

On average, there will be 9 rainy days during the month, amounting to 102.0mm in total. That's a significant amount of rain. For comparison, the wettest months in the UK typically sees between 80mm and 100mm, depending on where you are. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in Belgium during January?

You're unlikely to experience any strong winds. Expect a gentle breeze that increases to moderate at times during January. With cold air temperatures at this time of year, any breeze will feel very cold.

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Weather in Belgium

Our month-by-month guide to the weather and climate in Belgium

5.4

Belgium weather in

January
6.9

Belgium weather in

February
11.0

Belgium weather in

March
15.1

Belgium weather in

April
17.9

Belgium weather in

May
21.5

Belgium weather in

June
23.4

Belgium weather in

July
23.6

Belgium weather in

August
20.1

Belgium weather in

September
15.4

Belgium weather in

October
10.3

Belgium weather in

November
6.6

Belgium weather in

December