Brussels, Belgium

Brussels in May

Belgium Updated 2026-07-01

Long light evenings and free jazz stages across the centre for one weekend, at rates that have not yet reached summer levels.

Is May a good time to visit Brussels?

May is a middling month in Brussels — crowds around 66/100. Not the worst, but January is noticeably calmer.

What’s on in May

  • Brussels Jazz Weekend (late May)
  • Kunstenfestivaldesarts

Best days in May

Weekdays are almost always calmer than weekends.

Sun
Mon
Tue
Wed
Thu
Fri
Sat

Tue is normally the calmest day of the week.

Best hours in May

The daily rhythm, hour by hour.

Calmest 9AM
12AM6AM12PM6PM11PM

The 9:00 AM window is usually the calmest of the day.

Weather in May

Typical highs, lows and wet days.

J
F
M 11°
A 15°
M 19°
J 22° 12°
J 24° 14°
A 24° 14°
S 20° 11°
O 15°
N 10°
D
Average high Average low Wet days

How May compares

Every month in Brussels, ranked by how calm it is.

Quieter alternatives

If your dates are flexible, these months are calmer in Brussels.

Book things to do

Tours and tickets in Brussels, from our booking partner.

Affiliate links: if you book through them we may earn a commission, at no extra cost to you. It never changes a crowd score or the order of our recommendations.

Frequently asked questions

Is May a good month to visit Brussels?

May is a middling month in Brussels — crowds around 66/100. Not the worst, but January is noticeably calmer.

How crowded is Brussels in May?

Brussels sits at roughly 66/100 in May on our crowd scale, which is 6 points above the yearly average. The quietest month is January.

What is the weather like in Brussels in May?

Expect highs around 19°C and lows near 9°C in May, with about 10 wet days across the month.

Other months in Brussels