Late spring · Weather & things to do
Brussels in May
Brussels warms up: highs climb to 65°F (19°C), from 59°F in April, with lows of 47°F (8°C) and about 2.3 in (59 mm) of rain.
May opens the best stretch on our comfort score, at 85/100 (2nd of 12).
- Avg high
- 65°F (19°C)
- Avg low
- 47°F (8°C)
- Rain
- 2.3 in (59 mm)
- Humidity
- 77%
- Cloud cover
- 69%
- Daylight
- ~15 h 18 min
- Comfort score
- 85/100 · Great
What May feels like
Days are mild at around 65°F (19°C): comfortable for walking all day, with a layer for the evening.
Lows average 47°F (8°C).
Rain is moderate at about 2.3 in (59 mm) for the month.
Long days help: there are roughly 15 h 18 min of daylight mid-month.
Plan around May
May is one of Brussels's best months on the climate data.
- Opens the best-scoring stretch on our comfort score: May & June and September.
- Comfort improves from 80/100 in April to 85/100.
- May sits inside the Apr – Jun, Sep window our Amsterdam to Bruges by Rail route recommends.
What to pack for May
- A warm layer for eveningsnights drop to 47°F
- Comfortable walking shoesmost places below are best reached on foot or with short walks
What to do in Brussels in May
May is good outdoor weather here, so these picks lean toward the open air.
Grand-Place
Square lined with gilded guildhalls and the Gothic town hall.
Why now May scores 85/100 for comfort, good conditions for being outside.
Maison Dandoy
Biscuit maker since 1829 serving Brussels waffles and speculoos.
Moeder Lambic Fontainas
Beer bar with a long list of Belgian craft and lambic on tap.
Galeries Royales Saint-Hubert
1847 glass-roofed arcade of chocolate shops and cafés.
Atomium
Steel model of an iron crystal built for Expo 58, with a top-sphere view.
Nearby in May
- Ghent in May~31 mi · highs 65°F, 2.3 in rain · similar daytime temperatures, about as wet
- Bruges in May~55 mi · highs 63°F, 2.3 in rain · 1°C (2°F) cooler by day, about as wet
- Amsterdam in May~107 mi · highs 61°F, 2.2 in rain · 2°C (4°F) cooler by day, about as wet
- Reims in May~111 mi · highs 66°F, 2.6 in rain · similar daytime temperatures, about as wet
NASA POWER 2001–2025 monthly averages on a ~50 km grid. Comfort scores weigh temperature, rain, humidity and cloud: see how we score each month. Check a forecast before you go.
Brussels in May: quick answers
Is May a good time to visit Brussels?
Yes. On the climate data it's one of the best months, scoring 85/100. Expect highs of 65°F (19°C) and 2.3 in (59 mm) of rain. May is inside the Apr – Jun, Sep window our Amsterdam to Bruges by Rail route recommends.
How hot is Brussels in May?
Average highs are 65°F (19°C) and average lows 47°F (8°C), making it the 5th-warmest month by daytime highs.
Does it rain a lot in Brussels in May?
Not much: about 2.3 in (59 mm) of rain falls across May on average, the 4th-driest month of the year. The annual total is about 30.0 in (763 mm).
What should I pack for Brussels in May?
Bring a warm layer for evenings (nights drop to 47°F) and comfortable walking shoes (most places below are best reached on foot or with short walks).
More on Brussels
Routes in season in May
- Amsterdam to Bruges by Rail Apr – Jun, Sep
Planning Brussels in May?
Plan it together in TripsCircle: one itinerary, one shared packing list and costs split as you go.