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Weather in Belgium for May 2025

Your guide to Belgium weather in May - trends and predictions
  • In general, the average temperature in Belgium at the beginning of May is 16.7 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 18.4 °C by the end of May.

  • Belgium sees moderate rainfall in May, averaging 8 rainy days.

  • Is May a good time to visit Belgium? check out the best time to travel to Belgium page.

  • New! Chat with our AI weatherman - it’s amazing and free.
Average dry days
23
Dry days
Average rainy days
8
Rainy days
Average snowy days
0
Snow days
Average temperatures
19°/7°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
79 %
Avg humidity

Belgium in May average weather

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Temperatures trend during May in Belgium

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May weather day by day

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Date Weather Temperatures Rain UV More
1 May Moderate or heavy rain shower
Moderate or heavy rain shower
18° /11° 5.4 mm 4
2 May Overcast
Overcast
14° /8° 3.7 mm 4
3 May Overcast
Overcast
15° /5° 0.4 mm 4
4 May Overcast
Overcast
18° /6° 2.7 mm 4
5 May Moderate rain at times
Moderate rain at times
17° /7° 1.5 mm 4
6 May Patchy rain possible
Patchy rain possible
18° /9° 4.5 mm 5
7 May Moderate or heavy rain shower
Moderate or heavy rain shower
17° /10° 6.4 mm 4
8 May Patchy rain possible
Patchy rain possible
18° /9° 0.1 mm 4
9 May Moderate or heavy rain shower
Moderate or heavy rain shower
16° /9° 9.1 mm 4
10 May Moderate or heavy rain shower
Moderate or heavy rain shower
17° /9° 5.8 mm 4
11 May Moderate rain at times
Moderate rain at times
19° /8° 1.6 mm 5
12 May Moderate or heavy rain shower
Moderate or heavy rain shower
20° /10° 7 mm 5
13 May Moderate rain at times
Moderate rain at times
20° /11° 0.8 mm 5
14 May Patchy rain possible
Patchy rain possible
20° /10° 2.2 mm 5
15 May Heavy rain at times
Heavy rain at times
15° /9° 3.8 mm 4
16 May Patchy rain possible
Patchy rain possible
14° /7° 8.4 mm 4
17 May Cloudy
Cloudy
17° /8° 1.6 mm 4
18 May Overcast
Overcast
16° /7° 4.7 mm 4
19 May Overcast
Overcast
18° /8° 3 mm 4
20 May Overcast
Overcast
18° /9° 2.5 mm 4
21 May Overcast
Overcast
19° /11° 6.2 mm 4
22 May Overcast
Overcast
20° /10° 0.7 mm 5
23 May Overcast
Overcast
17° /8° 0.4 mm 4
24 May Overcast
Overcast
17° /7° 3.7 mm 4
25 May Partly cloudy
Partly cloudy
18° /9° 0.2 mm 5
26 May Sunny
Sunny
19° /8° 2.1 mm 5
27 May Overcast
Overcast
18° /7° 0.5 mm 5
28 May Partly cloudy
Partly cloudy
20° /8° 2.6 mm 5
29 May Cloudy
Cloudy
18° /9° 2.6 mm 4
30 May Overcast
Overcast
17° /7° 2.1 mm 4
31 May Partly cloudy
Partly cloudy
19° /9° 1.1 mm 5
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Important Notice
Our weather forecast for Belgium in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Belgium forecast closer to your planned date for the most up-to-date weather information.

Guide for Belgium in May

In Belgium, May marks the transition from spring to early summer, bringing about a noticeable change in the weather. At the beginning of the month, Belgium experiences mild temperatures with occasional cool breezes.

The average temperature at the start of May hovers around 15°, with a mix of sunny and cloudy days. Light showers are not uncommon during this time, so it's advisable for travelers to carry an umbrella or raincoat.

As the month progresses, the weather in Belgium tends to become warmer and more pleasant. By the end of May, the average temperature rises to around 18°, and the days become longer and sunnier.

This period often sees an increase in outdoor activities as locals and tourists alike take advantage of the comfortable weather to explore the picturesque landscapes and charming cities of Belgium.

Overall, May in Belgium offers a delightful blend of spring and early summer weather, making it an ideal time to visit and experience the country's rich culture, historic sites, and natural beauty.

Belgium in May - FAQ

Is May a good time to visit Belgium?
Yes, May is a good time to traveling to Belgium, read more about the best time to visit Belgium.
What are the expected maximum and minimum temperatures in Belgium during May?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 7°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Belgium during May?
Significant rainfall exceeding 172.3 mm is expected in Belgium during May, occurring over more than 8 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Belgium during May?
The average wind speed in Belgium during May is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Belgium in May?

As you prepare for your trip to Belgium in May, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Belgium, during May, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Warm Clothing: Sweaters, hoodies, long pants
    • Rain Gear: Lightweight, waterproof clothing
  • Footwear
    • Waterproof Shoes
  • Accessories
    • Scarves: To protect you from the cold wind
    • Gloves/Mittens: Essential for cold weather
    • Warm Hats: Warm hats for insulation in cold weather
    • Umbrellas/Raincoats: For rainy days

May rainfall patterns in Belgium

Explore the daily rainfall trends and prepare for Belgiums May weather 💧
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Location coordinates Where is Belgium?

Get accurate weather forecasts for Belgium, located at latitude 50.85 and longitude 4.349. Stay updated with localized weather information tailored for Belgium.

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