The best times to visit Leuven for ideal weather are

May 21st to October 7th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.

 

 


Other Leuven Travel Info

Weather in Leuven

Temperature

Average temperatures in Leuven vary greatly. Considering humidity, temperatures feel cold for about half of the year and otherwise nice with a chance of rain or snow throughout most of the year. The area is less temperate than some — in the 28th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Leuven, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally mid July where highs are regularly around 75.4°F (24.1°C) with temperatures rarely dropping below 57.6°F (14.2°C) at night.

Leuven Temperatures (Fahrenheit)

Key
High
Average
Low

Leuven Temperatures (Celsius)

Key
High
Average
Low

“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

Leuven Perceived Temperature (F)

Key
High
Average
Low

Leuven Perceived Temperature (C)

Key
High
Average
Low

 

Average Leuven Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 42.3 38.3 33.9
Feb 43.7 38.6 33.9
Mar 51.1 44.1 37.6
Apr 60.5 51.5 42.9
May 64.8 56.2 47.9
Jun 70.2 61.2 52.6
Jul 73.9 65 56.8
Aug 73.1 64.2 56.4
Sep 66.3 58.2 51.1
Oct 58.9 52.1 46.1
Nov 50.4 45.6 41
Dec 43.6 39.5 35.1

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 5.7 3.5 1.1
Feb 6.5 3.7 1.1
Mar 10.6 6.7 3.1
Apr 15.8 10.8 6.1
May 18.2 13.4 8.8
Jun 21.2 16.2 11.4
Jul 23.3 18.3 13.8
Aug 22.8 17.9 13.6
Sep 19.1 14.6 10.6
Oct 14.9 11.2 7.8
Nov 10.2 7.6 5
Dec 6.4 4.2 1.7

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Leuven are April, March, and then September. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around mid April. For example, on the week of April 16th there is 1 day of precipitation on average. By contrast, it’s most likely to rain or snow in early November with an average of 3 days of significant precipitation the week of November 5th.

When can you find snow in Leuven? Weather stations report a good amount of seasonal snow likely to be deepest around December, especially close to late December. The best time to ski (if at all) in Leuven is often around around December 17th when fresh powder is deepest. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chance of Precipitation

The graph below shows the % chance of rainy and snowy days in Leuven.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Leuven (in).

Key
Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 26% 1.8 2.4
Feb 24% 1.2 1.8
Mar 19% 1.7 1.8
Apr 13% 0 1.2
May 24% 0 4.5
Jun 26% 0 2.5
Jul 26% 0 3.4
Aug 26% 0 3.5
Sep 21% 0 1.9
Oct 23% 0 2.4
Nov 28% 0.8 2.7
Dec 33% 2.2 3.2

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 26 4.6 6.1
Feb 24 3 4.6
Mar 19 4.3 4.6
Apr 13 0 3
May 24 0 11.4
Jun 26 0 6.4
Jul 26 0 8.6
Aug 26 0 8.9
Sep 21 0 4.8
Oct 23 0 6.1
Nov 28 2 6.9
Dec 33 5.6 8.1

 

Humidity and Wind

Leuven has some extremely humid months, with other comfortably humid months. The least humid month is April (58.3% relative humidity), and the most humid month is December (82.5%).

Wind in Leuven is usually moderate. The windiest month is December, followed by January and February. December’s average wind speed of around 9.4 knots (10.8 MPH or 17.3 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early to mid January where average top sustained speeds reach 16.3 knots, which is considered a moderate breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Leuven.

Key
Avg. Relative Humidity

Wind

The graph below shows wind speed (max and average) in knots.

Key
Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 9.3 Gentle breeze 15 Significant breeze
Feb 8.3 Gentle breeze 13.8 Significant breeze
Mar 7.8 Gentle breeze 13.2 Significant breeze
Apr 6.3 Light breeze 11.9 Significant breeze
May 6.7 Light breeze 12.2 Significant breeze
Jun 6.1 Light breeze 11.6 Significant breeze
Jul 6.4 Light breeze 11.8 Significant breeze
Aug 6.4 Light breeze 11.9 Significant breeze
Sep 6.3 Light breeze 11.5 Significant breeze
Oct 6.9 Light breeze 12 Significant breeze
Nov 8.2 Gentle breeze 13.6 Significant breeze
Dec 9.4 Gentle breeze 14.9 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 81.4%
Feb 77.4%
Mar 66.5%
Apr 58.3%
May 63.8%
Jun 65.1%
Jul 64.5%
Aug 64.9%
Sep 71.2%
Oct 76.9%
Nov 82.4%
Dec 82.5%

 

Is it Safe to Travel to Leuven?

Our best data indicates this area is somewhat safe. As of Dec 04, 2023 there are travel warnings for Belgium; exercise a high degree of caution. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Oct 26, 2023.


 

The Busiest and Least Crowded Months

The busiest month for tourism in Leuven, Belgium is May, followed by January and July. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Leuven in December. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month

 

Most Popular Months to Visit

Key
Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is slightly extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 53.9 in December means 53.9% of the tourists vs. May.

 

 

Overall Leuven Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderately cold. Highs range from 68°F (20°C) and 47.6°F (8.7°C) with warmer temperatures in the later months. Rain is somewhat common with 4 to 8 days of significant precipitation per month. Spring is the busiest for tourism, which makes it a good time for those looking for things to do.

Summer (June through August)

The middle-year months have comfortably cool weather with high temperatures that are comfortable. These months see moderate precipitation with about 8 days of precipitation per month. June – August is fairly slow season for tourism in Leuven, so lodging and other accommodations may cost slightly less.

Fall (September through November)

Fall daily highs range from 69.3°F (20.7°C) and 44.4°F (6.9°C), which will feel chilly given the humidity and wind. It rains or snows a significant amount: 6 to 8 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.

Winter (December through February)

Weather is too cold this time of year in Leuven to be enjoyable for warm weather travelers. The average high during this season is between 47.6°F (8.7°C) and 40.2°F (4.6°C). On average, it rains or snows a fair amount: 7 to 10 times per month. These times of year are the second busiest with tourists.

 

Best Times to Travel› Belgium › Leuven, Belgium