Leuven Weather in May
During May, Leuven experiences pleasant daytime temperatures of 19°C (66°F) and cooler nights around 9°C (48°F). Expect quite a bit of rainfall. Around 67 mm (2.6 in) is typical.
Rainfall in Leuven in May
Historically, the month has about 15 days of rain, averaging 67 mm (2.6 in) in total. With rain spread across many days but low totals, showers are typically short and light rather than heavy.
Temperature in Leuven in May
Leuven in May gets highs of 19°C (66°F) during the day and drops to 9°C (48°F) at night. Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights fall to 9°C (48°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.
Sunshine in Leuven in May
With approximately 199 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.
Wind Speed in Leuven in May
Average wind speeds reach 3 m/s (6 knots) in May, creating light breezes that feel pleasant throughout the day. Some days are calmer, while others bring slightly more active breezes.If you prefer dry days with pleasant temperatures, June, July, August and September typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Belgium, check out our Leuven's climate page.
Leuven Temperature in May
Min Temperature
9°C (48°F)
Max Temperature
19°C (66°F)
Chance of Rain
51%
Precipitation
67 mm (2.6 in)
Rainy days
15 days
Humidity
70% *
Windspeed
3 m/s (6 knots) *
Sunshine
199 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Leuven typically rise from around 16°C (61°F) at the start of May to approximately 19°C (66°F) by the end. Nights are cool, with lows typically ranging from 7°C (45°F) to 11°C (52°F).
Average temperatures in May
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather for Leuven in May
Browse day-by-day weather records for Leuven spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Leuven historical weather extremes in May
The extremes listed below come from historical weather data collected in Leuven from 1976 through 2025.
- The hottest May day on record in Leuven reached 32°C (90°F) (May 27, 2005).
- On May 1, 1979, Leuven saw its coldest May day with temperatures maxing out at 7°C (45°F).
- The coldest night in May in Leuven was on May 3, 1981, with a minimum of 0°C (32°F).
Best Places in Belgium in May
Find out more about the weather in Belgium and which places have the best travel conditions in this month. See all of Belgium in May →
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What to Wear in Leuven in May
Pleasant temperatures in May mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Leuven in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Belgium, check out our Leuven's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Leuven climate overview or explore weather in Belgium.
