Planning a trip to Brussels in May? You are in luck! The weather is generally good, with an average maximum temperature of +64°F and approximately 5 sunny days. Just be prepared for some rain, as there are usually around 16 rainy days and 63 mm of precipitation. Expect good weather and pack accordingly to enjoy the outdoors. Search flightsin one click on Avionero.
Average weather
☀️
+64°F
Avg. max. temperature
+30°F
Min.
+90°F
Max.
63 mm
Total precipitation
72%
Avg. humidity
3 m/s
Avg. wind
5 ☀️
Sunny Days
7 ⛅️
Cloudy
16 🌦
Rainy
Our opinion: Brussels has good weather in May.
Average temperature in Brussels in May
Here are the expected maximum, average and minimum temperatures in Brussels for May based on the historical data.
Last Year
Historical Data
Going from a maximum of +77°F during the day to a minimum of +37°F during the night, the temperature in May averages around +66°F.
The average maximum temperature goes up 36% by the end of the month, compared with the beginning of the month, from +63°F to +77°F.
Is Brussels warm or cold in May?
Brussels is typically mild in May.
Maximum temperatures go up compared to the previous month from +57°F to +64°F. The minimum temperature also goes up from +41°F to +48°F.
Pack a light jacket as it will be warm in the day and cool in the evenings.
Take a look at how May is compared to other months in Brussels:
Travel to Brussels
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✈️
52
Flights per week
$758
Min. Price
$758
Max. Price
Airlines with direct connections:
Brussels Airlines
Air France
Lufthansa
United Airlines
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Climate in Brussels in May
Brussels weather looks like this, on average, in May and the surrounding months.
April
May
June
Avg. temperature
+57°F
+64°F
+70°F
Min. temperature
+27°F
+30°F
+37°F
Max. temperature
+82°F
+90°F
+93°F
Rainfall
50 mm
63 mm
71 mm
Wind
3 m/s
3 m/s
2 m/s
Humidity
71%
72%
73%
Air pressure
1014 HPa
1015 HPa
1016 HPa
Sunny days
5
5
5
Cloudy days
8
7
7
Rainy days
16
16
15
Snowy days
0
0
0
May often has better weather than April.It’s getting warmer as May arrives. The average maximum temperature goes up from +57°F to +64°F during the day.Prepare for more rain. Average rainfall goes from 50 mm to 63 mm.Humidity rises from 71% to 72%.The average wind speed doesn’t change much during May, staying around 3 m/s.The amount of sunny days stay about the same, averaging 5 sunny days during the month.
June brings much the same weather, it remains good.
Wind speed in Brussels in May based on historical data.
Last Year
Historical Data
The average wind speed is 3 m/s getting up to 4 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Brussels is gradually increasing during May, going from 2 m/s to 3 m/s over the course of the month.
Rain
Amount of rainfall in mm during May in Brussels based on historical data.
Last Year
Historical Data
Typically, there is a 32% chance of rain on an average day in May, with total rainfall of approximately 60 mm. The maximum amount of rainfall per day is around 14 mm, which is considered light rain.May is a pretty wet month with over 10 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
Here’s how May is compared with other months in the amount of precipitation, total mm:
Brussels wettest month is June, where a typical day has a 50% chance of precipitation and 71 mm of rainfall per day. February, on the other hand, is the driest month with a mere 38% chance of precipitation and 49 mm of rainfall per day.
How was the weather last May in Brussels?
This is the weather in Brussels in May 2023:
1 May
☀️
+62°F
2 May
☀️
+60°F
3 May
☀️
+64°F
4 May
☀️
+76°F
5 May
☀️
+66°F
6 May
☀️
+68°F
7 May
🌧️
+63°F
8 May
🌫️
+65°F
9 May
🌧️
+58°F
10 May
🌧️
+59°F
11 May
☁️
+63°F
12 May
☀️
+65°F
13 May
☀️
+71°F
14 May
🌫️
+67°F
15 May
🌫️
+57°F
16 May
☀️
+60°F
17 May
☀️
+62°F
18 May
☀️
+62°F
19 May
☀️
+68°F
20 May
☀️
+67°F
21 May
☀️
+72°F
22 May
☁️
+65°F
23 May
☀️
+62°F
24 May
☀️
+62°F
25 May
☀️
+66°F
26 May
☀️
+68°F
27 May
☀️
+74°F
28 May
☀️
+76°F
29 May
☀️
+67°F
30 May
☀️
+70°F
31 May
☀️
+78°F
In May 2023 Brussels had 23 sunny days, 2 cloudy days, and 3 rainy days. The average maximum temperature was +66°F, with an absolute maximum of +77°F and a minimum of +57°F. The average humidity was 77%, with a maximum of 100% and a minimum of 43%. The average wind speed was 3 m/s, with a maximum of 6 m/s and a minimum of 0 m/s.
Are you planning a trip in May?
Climate Change Over the Years
This is how Brussels climate has changed over the last 43 years.
The climate in Brussels in May has not changed that much over the last 43 years.
The average temperature was the lowest in 1985 (+55°F) and the highest in 2022 (+62°F). The driest year was 1996 with only 558 mm of rainfall, and the wettest year was 2022 with 1284 mm.
FAQ
Frequently asked questions about the weather in Brussels in May:
Is May a good time to visit Brussels?
May is a really good time to go to Brussels. The weather is nice so plan your packing around outdoor activities and exploring. Check out other good time to visit Brussels.
Can you sunbathe in Brussels in May?
May has mild temperatures in Brussels. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!
Is Brussels rainy in May?
Brussels is often rainy in May. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.
Is it sunny in Brussels in May?
Usually, it’s not very sunny in Brussels in May, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.
How much does it cost to fly to Brussels in May?
The normal prices to fly to Brussels is $758 - $758. It means that the majority of our users have picked flights in this range. To find the best price we recommend you search early, using our flexible dates feature.
Other cities in Belgium
Check out the weather for other cities in Belgium.
For this page, we’ve looked at the typical weather in Brussels, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.
