Weather in Belgium for May 2025
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.
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Belgium in May average weather
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  18° | 2  14° | 3 15° | 4 18° | |||
| 5 17° | 6  18° | 7 17° | 8 18° | 9 16° | 10 17° | 11 19° |
| 12 20° | 13 20° | 14 20° | 15  15° | 16 14° | 17  17° | 18 16° |
| 19 18° | 20 18° | 21 19° | 22 20° | 23 17° | 24 17° | 25  18° |
| 26  19° | 27 18° | 28 20° | 29 18° | 30 17° | 31 19° |
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Temperatures trend during May in Belgium
May weather day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May | Moderate or heavy rain shower | 18° /11° | 5.4 mm | 4 | |
| 2 May | Overcast | 14° /8° | 3.7 mm | 4 | |
| 3 May | Overcast | 15° /5° | 0.4 mm | 4 | |
| 4 May | Overcast | 18° /6° | 2.7 mm | 4 | |
| 5 May | Moderate rain at times | 17° /7° | 1.5 mm | 4 | |
| 6 May | Patchy rain possible | 18° /9° | 4.5 mm | 5 | |
| 7 May | Moderate or heavy rain shower | 17° /10° | 6.4 mm | 4 | |
| 8 May | Patchy rain possible | 18° /9° | 0.1 mm | 4 | |
| 9 May | Moderate or heavy rain shower | 16° /9° | 9.1 mm | 4 | |
| 10 May | Moderate or heavy rain shower | 17° /9° | 5.8 mm | 4 | |
| 11 May | Moderate rain at times | 19° /8° | 1.6 mm | 5 | |
| 12 May | Moderate or heavy rain shower | 20° /10° | 7 mm | 5 | |
| 13 May | Moderate rain at times | 20° /11° | 0.8 mm | 5 | |
| 14 May | Patchy rain possible | 20° /10° | 2.2 mm | 5 | |
| 15 May | Heavy rain at times | 15° /9° | 3.8 mm | 4 | |
| 16 May | Patchy rain possible | 14° /7° | 8.4 mm | 4 | |
| 17 May | Cloudy | 17° /8° | 1.6 mm | 4 | |
| 18 May | Overcast | 16° /7° | 4.7 mm | 4 | |
| 19 May | Overcast | 18° /8° | 3 mm | 4 | |
| 20 May | Overcast | 18° /9° | 2.5 mm | 4 | |
| 21 May | Overcast | 19° /11° | 6.2 mm | 4 | |
| 22 May | Overcast | 20° /10° | 0.7 mm | 5 | |
| 23 May | Overcast | 17° /8° | 0.4 mm | 4 | |
| 24 May | Overcast | 17° /7° | 3.7 mm | 4 | |
| 25 May | Partly cloudy | 18° /9° | 0.2 mm | 5 | |
| 26 May | Sunny | 19° /8° | 2.1 mm | 5 | |
| 27 May | Overcast | 18° /7° | 0.5 mm | 5 | |
| 28 May | Partly cloudy | 20° /8° | 2.6 mm | 5 | |
| 29 May | Cloudy | 18° /9° | 2.6 mm | 4 | |
| 30 May | Overcast | 17° /7° | 2.1 mm | 4 | |
| 31 May | Partly cloudy | 19° /9° | 1.1 mm | 5 | |
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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
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
Quick links
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.