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Brussels Weather in March

March in Brussels typically sees daytime highs of 12°C (54°F) and nighttime lows of 4°C (39°F). Rainfall is also possible this month, so it's worth packing an umbrella.

Rainfall in Brussels in March

Expect around 16 days of rain based on historical data, with 60 mm (2.4 in) average. Expect plenty of grey, overcast days rather than intense storms. The rain rarely amounts to much on any given day.

Temperature in Brussels in March

Expect highs of 12°C (54°F) in Brussels in March, with nights dropping to around 4°C (39°F). Expect a cold feel throughout the day, not just in the mornings and evenings. Warm layers are essential. Nights drop to 4°C (39°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Brussels in March

The month brings about 119 hours of sunlight, offering a comfortable mix of sun and overcast.

Wind Speed in Brussels in March

In March, average wind speeds reach 4 m/s (8 knots), leading to light to moderate breezes. Conditions vary from day to day, with both calm and windier periods.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. June, July, August and September typically offer the best weather for Brussels.

Brussels Temperature in March

Min Temperature
4°C (39°F)
Max Temperature
12°C (54°F)
Chance of Rain
55%
Precipitation
60 mm (2.4 in)
Rainy days
16 days
Humidity
75%
Windspeed
4 m/s (8 knots)
Sunshine
119 hours
Percentage Sunshine

Brussels Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Brussels - and find the best time to visit.

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Brussels typically rise from around 8°C (46°F) at the start of March to approximately 12°C (54°F) by the end. Nights are cold, with lows typically ranging from 2°C (36°F) to 5°C (41°F).

Average temperatures in March

Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in March

Historical weather records for Brussels in March

Browse day-by-day weather records for Brussels spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Brussels historical weather extremes in March

Based on 50 years of weather observations in Brussels between 1976 and 2026, these are the recorded extremes.

  • The hottest March day on record in Brussels reached 24°C (75°F) (March 31, 2021).
  • On March 3, 1987, Brussels saw its coldest March day with temperatures maxing out at -2°C (28°F).
  • Nighttime temperatures dropped to -12°C (10°F) on March 13, 2013, marking the coldest March night on record.

Best Places in Belgium in March

Find out more about the weather in Belgium and which places have the best travel conditions in this month. See all of Belgium in March →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Brussels in March

The weather can be unpredictable in March, so pack clothes you can easily mix and match. You could bring jeans, other long pants, and a few t-shirts. A light jacket or light sweater will be pleasant for the cooler moments. Rain is likely on several days, so bring a good rain jacket. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Brussels in March

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

  • Swimming
    5/10
  • Cycling
    6/10
  • Walking
    6/10
  • Camping
    4/10
  • Outdoor sports
    6/10

Brussels 3-Day Forecast

More climate data for Brussels

Popular in March

Where to go in March - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.