October Weather in Leuven, Belgium

Last updated: August 21, 2025

In October, the weather in Leuven, Belgium showcases a delightful mix of moderate temperatures and occasional showers. Daily highs can reach a warm 26°C (79°F), while the average hovers around a comfortable 12°C (55°F). As the month progresses, temperatures can dip as low as 2°C (36°F) during the night, reminding residents of the approaching winter. Rainfall is common, with an average precipitation of 78 mm (3.1 in) spread over 12 days, resulting in a high humidity level of 89%. October in Leuven is a time when vibrant autumn colors come alive, complemented by the city's rich history and cultural activities.

October Temperature in Leuven

In October, Leuven, Belgium, transitions into a crisp autumn that gently ushers in cooler temperatures. With morning lows around 2°C (36°F), the days still manage to warm up, reaching a comforting average of 12°C (55°F) and peaking at a pleasant 26°C (79°F). This shift from September’s mild warmth illustrates the city's gradual descent into winter, yet October offers a harmonious blend of brisk air and sunny days, making it an ideal time for exploring the vibrant fall foliage. As the month progresses, residents and visitors alike can savor the cozy charm of Leuven while enjoying the last remnants of mild weather before the chill of November sets in.

October Weather in Leuven: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Leuven, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Leuven, October typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec394245505765676660544542
Data source: Temperature data for Leuven generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Leuven

In October, Leuven, Belgium, experiences a significant uptick in precipitation, recording an average of 78 mm (3.1 in) across 12 days. This marks the month as one of the wetter periods of the year, following a relatively dry September with only 53 mm (2.1 in). The trend highlights a shift towards wetter autumn weather, as October's rainfall outpaces many previous months, including the lighter showers of April and May. As the foliage transforms into vivid autumn hues, the increased moisture not only enriches the landscape but also sets the stage for the approaching winter months.

October Precipitation Trends in Leuven

The chart displays monthly precipitation patterns in Leuven, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Leuven, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec636970346068757653785492
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Leuven

In October, Leuven, Belgium experiences a resurgence in humidity, rising to 89% after the drier months of summer and early autumn. This notable increase reflects the transition toward winter, aligning closely with the city's characteristic climate pattern. Following a dip in humidity during the warmer months—peaking at just 76% in August—there's a gradual climb back toward the higher levels typically seen at the year's end. Notably, November and December both return to a high humidity level of 92%, wrapping up the year in a moisture-laden embrace. This shift highlights the cyclical nature of Leuven's climate, where crisp autumn days give way to the dampness of winter.

October Average Humidity in Leuven

This chart illustrates the average monthly humidity levels in Leuven, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Leuven is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%85%82%82%80%76%82%89%92%92%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Leuven

In October, Leuven experiences a moderate UV Index of 3, indicating a shift towards milder sun exposure as autumn settles in. This month’s burn time is approximately 30 minutes, allowing residents and visitors to bask in the softer autumn sunlight without too much concern for skin damage. As the year progresses from the intense peaks of summer, where UV levels reached as high as 8, October serves as a gentle reminder to remain mindful of UV exposure. It’s an excellent time to enjoy outdoor activities while still protecting your skin. For more detailed insights on UV levels throughout the year, visit Leuven UV Index.

Maximum UV Index Levels in Leuven for October

The chart shows the monthly maximum UV Index (UVI) for Leuven in October, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In October, the maximum UV index in Leuven typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Leuven October UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

October Sunshine in Leuven

As October arrives in Leuven, Belgium, the city enjoys 235 hours of sunshine, marking a shift from the brightness of the summer months. Following the peak of 403 hours in July, the sunlight begins to wane, with the days gradually growing shorter and cooler. This month captures the essence of autumn, where the vibrant fall foliage complements the softer light, creating a picturesque backdrop. Compared to 315 hours in September, October still welcomes a fair amount of sun, though it heralds the approach of winter, leading us into the cozy embrace of the colder months with less sunshine to savor.

Monthly Sunshine Duration in Leuven: October Highlighted

The October sunshine duration represents the total number of hours Leuven experiences direct sunlight during the month of October, excluding cloudy or obstructed periods. This chart compares the sunshine duration of October with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec119h199h269h341h392h390h403h377h315h235h186h134h
Data source: Leuven October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Leuven During October

As October rolls in, the chance of sunny weather in Leuven, Belgium, hovers around 30%—a slight dip compared to the brighter spring months but still a notable part of the autumn landscape. This month, residents can expect a blend of crisp fall air and occasional sunny spells, reminiscent of September’s 34% chances. The shift towards cooler weather as winter approaches becomes evident, especially when contrasted with the higher probabilities of sunshine found in the spring, where April boasts a 47% chance. While October might not deliver abundant sun, it offers a refreshing backdrop for enjoying the vibrant autumn colors that bathe the city, making it a beautiful time to embrace both sunshine and seasonal change.

Percentage of Sunny Days in October in Leuven

The chart illustrates the percentage of sunny days in Leuven throughout the year, with October highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Leuven experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec10%31%39%47%32%34%33%31%34%30%24%17%
Data source: Leuven October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Leuven in October

As October arrives in Leuven, Belgium, the days begin to shorten, offering around 10 hours of daylight. This decline in daylight marks a transition from the vibrant golden hues of summer, where June peaks at an impressive 16 hours. Following a gradual dimming from late summer’s 14 hours in August to September’s 12 hours, October continues the trend, nudging closer to the winter months that see daylight dip to just 8 hours in November. This monthly rhythm showcases a compelling shift as nature prepares for the colder seasons, reminding us of the cyclical beauty of time and light.

Average Daylight Hours in Leuven for October

The chart illustrates the variation in daylight duration in Leuven throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 28m10h 1m11h 55m13h 51m15h 33m16h 26m15h 58m14h 27m12h 34m10h 38m8h 54m7h 59m
Data source: Leuven daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Leuven

As October unfolds in Leuven, Belgium, the winds pick up a refreshing pace, averaging 4.1 m/s (9 mph). This slight resurgence in wind speed mirrors the transitions of earlier months, where a notable dip was experienced in the summer and early autumn, with June and September registering the calmest conditions at around 2.7 m/s (6 mph). However, as the trees begin to shed their leaves, the gusts of October hint at a return to the brisk breezes common in the winter months ahead. The winds are not just a signal of the changing seasons; they add a dynamic atmosphere to leisurely strolls through the charming streets of Leuven, wrapping visitors in a lively embrace that invigorates the spirit.

Average October Wind Speed in Leuven

The chart displays monthly wind speed patterns in Leuven, with values for each month shown alongside October's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how October's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.24.33.83.24.12.73.23.22.84.1 m/s3.23.9
Data source: Leuven October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Leuven Compares to Other Months

Weather in Leuven varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Leuven, focusing on differences in temperature, rainfall, humidity, and UV levels.

October and January present contrasting weather patterns. October enjoys milder temperatures, ranging from a minimum of 2°C (36°F) to a maximum of 26°C (79°F), with an average of 12°C (55°F). It also experiences higher precipitation of 78 mm (3.1 in) across 12 days, coupled with a humidity level of 89%. In contrast, January is much colder, with temperatures dipping to a minimum of -7°C (20°F) and peaking at 14°C (58°F), averaging around 4°C (40°F). January sees slightly less precipitation at 63 mm (2.5 in) over the same number of days but has a marginally higher humidity at 91%. For a more detailed look at January weather, you can visit Leuven weather in January.

October and February present contrasting weather patterns. In October, temperatures can range from a cool 2°C (36°F) at night to a pleasantly warm 26°C (79°F) during the day, with an average of 12°C (55°F). The month sees about 78 mm (3.1 in) of precipitation over 12 days, accompanied by a high humidity of 89%. In contrast, February experiences colder temperatures, with nighttime lows dipping to -8°C (17°F) and daytime highs reaching a more moderate 19°C (66°F), averaging around 5°C (42°F). Despite slightly less precipitation at 69 mm (2.7 in) over the same number of days, humidity remains consistent at 89%. For more details on February's weather, you can visit Leuven weather in February.

When comparing the weather in October and March, October tends to be milder overall, with average temperatures ranging from a low of 2°C (36°F) to a high of 26°C (79°F). In contrast, March starts off chilly, with temperatures dipping as low as -8°C (19°F) and peaking at 23°C (74°F). Precipitation levels are not far apart; October sees about 78 mm (3.1 in) over 12 days, while March has slightly less at 70 mm (2.8 in) over 14 days. Humidity levels are relatively high in both months, at 89% in October and 87% in March, although they feel slightly more comfortable in October’s milder temps. For more detailed insights, check Leuven weather in March.

When comparing the weather in October and April, we see some notable differences. October typically has milder average temperatures, ranging from a minimum of 2°C (36°F) to a maximum of 26°C (79°F), while April experiences a broader temperature range, with lows of -4°C (26°F) and highs reaching 28°C (82°F). Precipitation is more prevalent in October, with 78 mm (3.1 in) falling over 12 days compared to April's 34 mm (1.3 in) across 8 days. Additionally, October's humidity is slightly higher at 89%, while April maintains a comfortable 85%. For a more detailed look at April weather in Leuven, visit Leuven weather in April.

October and May present distinct weather patterns that reflect the transition between seasons. In October, temperatures range from a chilly 2°C (36°F) to a warmer 26°C (79°F), with an average of 12°C (55°F). The month experiences higher precipitation, totaling 78 mm (3.1 in) over about 12 days, coupled with high humidity at 89%. In contrast, May typically sees slightly lower minimum temperatures at 1°C (34°F), with an average of 14°C (57°F) and a higher maximum of 32°C (89°F). Rainfall in May is less frequent, accumulating to 60 mm (2.3 in) over the same number of days, and the humidity is comparatively lower at 82%. For more detailed insights on weather conditions in this vibrant month, visit Leuven weather in May.

October and June offer distinctly different weather patterns. In October, temperatures range from a chilly 2°C (36°F) at night to a comfortable 26°C (79°F) during the day, with an average of 12°C (55°F). The month sees about 78 mm (3.1 in) of rainfall across approximately 12 days, contributing to a high humidity level of 89%. In contrast, June boasts warmer temperatures, with minimums of 7°C (46°F) and maximums reaching up to 34°C (93°F), averaging 19°C (66°F). Rainfall is slightly less in June at 68 mm (2.7 in) spread over about 10 days, accompanied by lower humidity at 82%. For more details on June weather, visit Leuven weather in June.

In October, temperatures range from a chilly minimum of 2°C (36°F) to a comfortable maximum of 26°C (79°F), with an average of 12°C (55°F), while July experiences much warmer weather, with temperatures ranging from 8°C (47°F) to a scorching 40°C (104°F) and an average of 19°C (67°F). Precipitation is fairly similar in both months, with October receiving 78 mm (3.1 in) over approximately 12 days, compared to July's 75 mm (2.9 in) spread over 10 days. Humidity levels are higher in October at 89%, compared to 80% in July, making the latter feel somewhat drier despite the heat. For a closer look at July weather, visit Leuven weather in July.

In comparison to August, October experiences significantly cooler temperatures, with average highs reaching only 26°C (79°F) compared to August's maximum of 35°C (96°F). The minimum temperature in October dips to 2°C (36°F), while August starts at a milder 8°C (46°F). Additionally, October has a higher humidity level at 89% compared to August's 76%. Precipitation is somewhat similar, with October receiving 78 mm (3.1 in) over 12 days, while August sees 76 mm (3.0 in) across 14 days, contributing to a generally wetter feel in October. For more detailed information, you can visit Leuven weather in August.

In comparing the weather of October and September, October tends to be cooler with average temperatures ranging from a minimum of 2°C (36°F) to a maximum of 26°C (79°F), while September sees higher averages with a minimum of 3°C (38°F) and a maximum reaching 34°C (93°F). Additionally, October experiences more precipitation, totaling 78 mm (3.1 in) over 12 days compared to September's 53 mm (2.1 in) over 10 days. Humidity levels also rise slightly in October, reaching 89% compared to September's 82%. For a more detailed breakdown of September weather, you can check Leuven weather in September.

October in Leuven features a more moderate climate with temperatures ranging from a minimum of 2°C (36°F) to a maximum of 26°C (79°F) and an average of 12°C (55°F). With 78 mm (3.1 in) of precipitation over 12 days, the month sees relatively high humidity levels at 89%. In contrast, November brings a noticeable chill, with temperatures dipping to a minimum of -2°C (28°F) and averaging 7°C (46°F), peaking at 19°C (66°F). The month experiences less rainfall, totaling 54 mm (2.1 in) over 11 days, and humidity rises slightly to 92%. For more details on the weather in November, you can check Leuven weather in November.

October and December exhibit notable differences in weather patterns. In October, temperatures range from a pleasant minimum of 2°C (36°F) to a warm maximum of 26°C (79°F), with an average of 12°C (55°F). The month sees about 78 mm (3.1 in) of precipitation over approximately 12 days, accompanied by a humidity level of 89%. In contrast, December brings much colder temperatures, with a minimum of -5°C (23°F) and an average of only 6°C (42°F). Maximum temperatures reach up to 15°C (60°F), while precipitation increases slightly to 91 mm (3.6 in) across around 16 days, with humidity peaking at 92%. For more details on December weather, you can visit Leuven weather in December.

Compare Leuven's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Leuven

As October graces Leuven, the weather begins to shift notably from the warmth of summer, bringing a mix of crisp air and gentle rain. With temperatures averaging a cool 12°C and a maximum reaching 26°C, the month showcases a remarkable transition, inviting both the charm of autumn foliage and the need for warmer clothing. While rainfall is not uncommon, totaling 78 mm over about 12 days, this precipitation contributes to the lush, vibrant landscape that characterizes the season. Coupled with high humidity levels of around 89%, October encapsulates a unique blend of refreshing coolness and the soft lingering warmth of Indian summer days. For a deeper understanding of Leuven's climatic patterns throughout the year, visit Leuven Climate.