October Weather in Genval, Belgium

Last updated: August 21, 2025

October in Genval, Belgium presents a dynamic weather landscape, marked by a maximum temperature of 25°C (77°F) and an average hovering around 12°C (54°F). As the month progresses, temperatures can dip to a minimum of 1°C (35°F), signifying the onset of autumn's chill. With 78 mm (3.1 in) of precipitation over 13 days, rainfall becomes a frequent companion, contributing to an atmospheric humidity level of 89%. This blend of warmth and dampness creates a unique backdrop, perfect for experiencing the tranquil beauty of fall in Genval.

October Temperature in Genval

As October settles in Genval, Belgium, temperatures begin to showcase the delightful transition of autumn. With a minimum of 1°C (35°F) and an average of 12°C (54°F), this month marks a significant drop from the lingering warmth of September. The maximum temperature can reach a pleasant 25°C (77°F), allowing for crisp yet comfortable days ideal for outdoor activities. Overall, October serves as a beautiful bridge between the warm summer months and the impending chill of winter, beckoning locals and visitors alike to enjoy the vibrant fall foliage and tranquil scenery of Genval.

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

The chart illustrates October temperature patterns in Genval, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Genval, 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).
JanFebMarAprMayJunJulAugSepOctNovDec394145505664666660544542
Data source: Temperature data for Genval 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 Genval

In October, Genval, Belgium, experiences a notable increase in precipitation, averaging 78 mm (3.1 in) over approximately 13 days of rain. This uptick follows a relatively drier September, which saw only 58 mm (2.3 in) of rainfall across 10 days. The transition into October signals a shift in the weather, as the city prepares for the wetter months ahead. As temperatures cool and autumn sets in, the precipitation patterns reflect a trend of increasing moisture, indicative of the changing seasons. This seasonal shift not only brings about a more vibrant landscape but also highlights the importance of preparing for the wetter climate typical of the later months in the year.

October Precipitation Trends in Genval

The chart displays monthly precipitation patterns in Genval, 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 Genval, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec657071376072748458785892
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Genval

In October, humidity levels in Genval, Belgium, settle at a comfortable 89%, reflecting a notable shift from the previous month. Following a summer with lower humidity, peaking at 76% in August, the autumn months witness a gradual rise, with September recording 82%. This increase sets the stage for the moisture-laden air that often defines the later part of the year, as November and December see humidity levels climbing back to a higher range of 92%. Overall, October marks a transitional point, as the lush autumnal scenery and cooling temperatures coincide with a return to the characteristic dampness of Belgian weather.

October Average Humidity in Genval

This chart illustrates the average monthly humidity levels in Genval, 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 Genval 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 Genval

In October, Genval, Belgium experiences a moderate UV Index of 4, indicating that while sun exposure is manageable, caution is still advisable. The corresponding burn time is about 30 minutes, a slight decrease from the summer months when the index peaked at 8 in both June and July. As the year progresses from the vibrant heights of summer to the cooler autumn days, the UV levels gradually decline, reflecting a shift towards lower exposure risks. This pattern suggests that while the days are getting shorter and cooler, it's still wise to be mindful of sun safety during those bright October afternoons. For more detailed insights, you can check the full forecast at Genval UV Index.

Maximum UV Index Levels in Genval for October

The chart shows the monthly maximum UV Index (UVI) for Genval 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 Genval typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Genval 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 Genval

October in Genval, Belgium, offers a delightful transition as summer's warmth begins to fade, with 240 hours of sunshine illuminating the month. This reflects a notable dip from the peak summer months, where June and July bask in an impressive 398 and 406 hours, respectively. As autumn settles in, the decrease from the vibrant days of August and September, boasting 379 and 319 hours, signals the seasonal shift with shorter days and cooler temperatures. Yet, while October experiences a decline compared to the sunny heights of summer, it still presents a charming landscape, bathed in golden hues and crisp air, perfect for enjoying the beauty of the changing foliage.

Monthly Sunshine Duration in Genval: October Highlighted

The October sunshine duration represents the total number of hours Genval 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.
JanFebMarAprMayJunJulAugSepOctNovDec121h200h266h346h394h398h406h379h319h240h190h143h
Data source: Genval October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Genval During October

In Genval, Belgium, October offers a mild chance of sunny weather, with 31% likelihood of sunshine. This represents a slight decrease compared to the peak spring months, where the chances rise to nearly 50% in April. Following the vibrant summer, which maintains a steady 33% chance of sun, October transitions into the autumn season, bringing a sense of unpredictability. As the month progresses, the likelihood gradually declines towards winter, echoing trends seen in November and December. Nonetheless, October still holds a viable opportunity to bask in golden autumn rays, making it an ideal time for outdoor enthusiasts to enjoy the falling leaves under a potentially bright sky.

Percentage of Sunny Days in October in Genval

The chart illustrates the percentage of sunny days in Genval 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 Genval experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec10%31%39%49%33%33%33%29%36%31%24%16%
Data source: Genval October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Genval in October

As autumn settles in Genval, Belgium, October brings a gentle decline in daylight, offering around 10 hours of sun each day. This marks a noticeable shift from the lush brightness of summer months, which basked in up to 16 hours of daylight in June. Following the gradual tapering from 15 hours in July and 14 hours in August, October's light serves as a poignant reminder of the seasonal transition. The days continue to shorten dramatically as the year progresses, with November and December bringing only 8 hours of daylight. Despite this reduction, the crisp, golden-tinged October days provide a stunning backdrop for enjoying the beauty of fall in Genval.

Average Daylight Hours in Genval for October

The chart illustrates the variation in daylight duration in Genval throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 30m10h 2m11h 55m13h 50m15h 31m16h 23m15h 55m14h 25m12h 34m10h 39m8h 56m8h 1m
Data source: Genval daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Genval

As October unfolds in Genval, Belgium, the winds regain their strength, averaging a brisk 4.4 m/s (10 mph), mirroring the hustle of spring's earlier months. This notable increase from the softer summer breezes, which lingered around 2.8 to 3.4 m/s (6 to 8 mph), signals a transition towards the cooler season. Following a gradual decline from September’s gentle 3.0 m/s (7 mph), October’s gusts bring a refreshing energy, reigniting the autumn spirit. As the leaves change and the air cools, this invigorating wind not only embodies the essence of fall but also serves as a reminder of nature’s delightful variations throughout the year.

Average October Wind Speed in Genval

The chart displays monthly wind speed patterns in Genval, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.44.64.13.44.42.83.43.43.04.4 m/s3.44.2
Data source: Genval October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Genval Compares to Other Months

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

October and January present contrasting weather patterns. In October, temperatures range from a mild 1°C (35°F) to a pleasant 25°C (77°F), with an average of 12°C (54°F). This month experiences 78 mm (3.1 in) of precipitation spread over 13 days, accompanied by high humidity at 89%. In stark contrast, January is much colder, with temperatures dropping to a minimum of -7°C (20°F) and peaking at 14°C (57°F), averaging just 4°C (39°F). Precipitation in January is slightly lower at 65 mm (2.6 in) over 12 days, but the humidity remains high at 91%. For more details on January weather, you can check Genval weather in January.

Comparing the weather in October and February reveals notable differences in temperature and precipitation patterns. October experiences milder temperatures, with a minimum of 1°C (35°F) and a maximum of 25°C (77°F), while February sees colder conditions, ranging from a minimum of -9°C (17°F) to a maximum of 19°C (66°F). Both months have high humidity levels of 89% and similar precipitation, with October receiving 78 mm (3.1 in) over 13 days compared to February's 70 mm (2.7 in) over 12 days. For more detailed information, you can check Genval weather in February.

October and March offer distinct weather experiences, reflecting the transition between seasons. In October, temperatures range from a chilly 1°C (35°F) at night to a pleasant 25°C (77°F) during the day, with an average of 12°C (54°F). The month sees about 78 mm (3.1 in) of precipitation spread over 13 days, resulting in a humidity level of 89%. In comparison, March has cooler temperatures, with a minimum of -9°C (17°F) and an average of 7°C (45°F), peaking at 23°C (74°F). It experiences slightly less precipitation at 71 mm (2.8 in) over 14 days and a similar humidity of 87%. For more detailed information, check out Genval weather in March.

When comparing the weather in October and April, noticeable differences emerge. October tends to be milder with average temperatures around 12°C (54°F) and a maximum of 25°C (77°F), whereas April has a lower average temperature of 10°C (50°F) with a maximum of 27°C (81°F). Despite April having a slightly higher maximum temperature, it experiences colder nights with a minimum of -4°C (26°F) compared to October's 1°C (35°F). Additionally, October sees more precipitation at 78 mm (3.1 in) over 13 days, whereas April has only 36 mm (1.4 in) over 8 days. Humidity levels remain relatively high in both months, with October at 89% and April at 85%. For more specific insights about April's weather, you can refer to Genval weather in April.

In comparing October and May weather, October typically experiences cooler temperatures, with an average of 12°C (54°F) and maximums reaching 25°C (77°F), while May generally enjoys milder conditions, averaging around 13°C (57°F) and peaking at 31°C (87°F). October is characterized by higher humidity at 89%, compared to May's 82%, contributing to a more pronounced chill in the air. Moreover, October sees more precipitation, with 78 mm (3.1 in) over 13 days, compared to May's 60 mm (2.4 in) over the same number of days. For a more detailed look, you can visit Genval weather in May.

In comparing the weather between October and June, notable differences emerge in temperature and humidity. October typically sees a minimum temperature of 1°C (35°F) and an average of 12°C (54°F), while June enjoys milder conditions with a minimum of 7°C (45°F) and an average of 18°C (65°F). The maximum temperatures in June can reach up to 33°C (91°F), significantly warmer than October's maximum of 25°C (77°F). While precipitation is fairly close, with October receiving 78 mm (3.1 in) over 13 days and June slightly lower at 72 mm (2.8 in) over 11 days, October's higher humidity at 89% compared to June's 82% adds to the crispness of the fall air. For more specific details on the June climate, you can visit this link: Genval weather in June.

In comparing the weather of October and July, October experiences cooler temperatures, with a minimum of 1°C (35°F) and an average of 12°C (54°F), whereas July boasts a higher minimum of 8°C (46°F) and an average of 19°C (66°F). July can be particularly hot, reaching highs of up to 39°C (102°F), in contrast to October’s maximum of 25°C (77°F). Both months see significant precipitation, with October receiving 78 mm (3.1 in) over 13 days and July close behind at 74 mm (2.9 in) over 11 days. Additionally, October has a higher humidity level at 89% compared to July’s 80%. For more details on the weather conditions during July, check out this link: Genval weather in July.

October generally showcases cooler temperatures compared to August, with minimums dropping to 1°C (35°F) and average highs reaching only 25°C (77°F), whereas August features milder conditions with lows of 7°C (46°F) and maximums soaring up to 36°C (97°F). Precipitation levels are comparable, with October receiving 78 mm (3.1 in) across 13 days and August slightly higher at 84 mm (3.3 in) over 14 days. Additionally, humidity peaks in October at 89%, making it feel moister than the more moderate 76% humidity experienced in August. For more detailed information, check out Genval weather in August.

In comparing the weather between September and October, October tends to be cooler with a minimum temperature of 1°C (35°F) and an average of 12°C (54°F), unlike September, which starts off warmer with a minimum of 4°C (39°F) and an average of 15°C (60°F). The maximum temperatures also differ significantly; October peaks at 25°C (77°F) while September can reach as high as 33°C (91°F). Furthermore, October experiences more precipitation over 13 days, totaling 78 mm (3.1 in), compared to September's 58 mm (2.3 in) over 10 days. Despite having slightly higher humidity in October at 89%, September still holds a notable 82%. For a detailed look at September weather, you can check Genval weather in September.

October and November present a noticeable transition in weather as autumn deepens. In October, temperatures range from a minimum of 1°C (35°F) to a pleasant maximum of 25°C (77°F), with an average temperature of 12°C (54°F). This month experiences about 78 mm (3.1 in) of precipitation over 13 days, accompanied by high humidity levels at 89%.

In contrast, November sees colder temperatures, with a minimum of -3°C (28°F) and a maximum of 18°C (65°F), leading to an average of just 7°C (45°F). Although November has lower precipitation at 57 mm (2.3 in) spread over 11 days, humidity slightly increases to 92%. For more detailed information, visit Genval weather in November.

October and December present notably different weather conditions. In October, temperatures range from a mild 1°C (35°F) at night to a pleasant 25°C (77°F) during the day, with an average temperature of 12°C (54°F). The month experiences about 78 mm (3.1 in) of precipitation over 13 days, and humidity hovers at 89%. In contrast, December brings colder temperatures, dipping to a minimum of -4°C (24°F) and peaking at 15°C (59°F), leading to an average of just 5°C (42°F). Precipitation slightly increases to 92 mm (3.6 in) across 17 days, with humidity rising to 92%. For more detailed information about December weather, you can visit Genval weather in December.

Compare Genval's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Genval

As October settles in Genval, the weather transforms into a unique blend of mild warmth and crisp coolness, setting it apart from the more temperate months that precede it. With average temperatures dancing around 12°C (54°F) and maximum highs reaching 25°C (77°F), residents experience a refreshing change, though chilly nights remind them that winter is on the horizon. The increased precipitation, totaling 78 mm (3.1 in) over 13 days, along with a high humidity level of 89%, creates a serene, almost misty atmosphere, distinguishing October as a month of transition. For a deeper insight into Genval's climate dynamics, be sure to check out Genval Climate.