September Weather in Tervuren, Belgium

Last updated: August 21, 2025

Experience the dynamic weather of Tervuren, Belgium, in September, where temperatures range from a refreshing 4°C (39°F) at night to a sultry maximum of 33°C (91°F) during the day. The month's average temperature settles around 15°C (60°F), offering a pleasant backdrop for early autumn activities. While September is characterized by relatively high humidity at 82%, expect some rainfall with 58 mm (2.3 in) of precipitation spread across 10 days. This enchanting blend of warmth and moisture creates a vibrant atmosphere, perfect for exploring the rich landscapes of Tervuren.

September Temperature in Tervuren

In September, Tervuren, Belgium experiences a delightful transition from summer to autumn, showcasing a range of temperatures that reflect this change. With minimums around 4°C (39°F) and averages settling at 15°C (60°F), the early weeks embrace the tail end of summer. The maximum temperatures can reach a warm 33°C (91°F), providing ample opportunities to enjoy the outdoors before the chill of fall sets in. This month often experiences comfortable days and cooler nights, making it an ideal time for exploring the lush parks and serene landscapes that Tervuren has to offer. As September progresses, the gradual descent in temperatures hints at the crispness of autumn just around the corner.

September Weather in Tervuren: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Tervuren, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tervuren, September 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 Tervuren 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.

September Precipitation in Tervuren

September in Tervuren witnesses a moderate level of precipitation, with 58 mm (2.3 in) of rain falling over an average of 10 days. This reflects a slight decrease from the wetter months of August and July, which recorded 84 mm and 74 mm, respectively. As summer transitions to autumn, the rainfall patterns begin to stabilize, paving the way for the incoming chill of October. The trend indicates a gradual shift from the heavy summer showers, fostering a more temperate environment that hints at the cozy, rainy days of fall ahead. Overall, September's precipitation serves as a gentle reminder of nature's rhythm, highlighting the changing seasons with a comfortable balance of wet and dry days.

September Precipitation Trends in Tervuren

The chart displays monthly precipitation patterns in Tervuren, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Tervuren, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec657071376072748458785892
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Tervuren

In September, Tervuren experiences a noticeable rise in humidity, reaching 82%. This marks a slight increase from the drier months of July and August, which saw humidity levels dip to 80% and 76%, respectively. As summer transitions into autumn, the humidity begins to stabilize, subtly swinging back towards the wetter conditions prevalent in the upcoming months. This trend hints at the return of more moisture-laden air, paving the way for the higher readings of October and November, which both hover around 89% and 92%. Overall, September serves as a bridge, where lingering summer warmth meets the onset of the chilly, damp vibes of autumn, helping to maintain an engaging climate for both locals and nature enthusiasts alike.

September Average Humidity in Tervuren

This chart illustrates the average monthly humidity levels in Tervuren, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Tervuren 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 September generated using information from the Copernicus Climate Change Service.

September UV Index in Tervuren

As the summer months wane in Tervuren, Belgium, September sees a return to a moderate UV Index of 5, with a recommended burn time of 30 minutes. This drop in UV exposure, compared to the intense levels experienced in July and August, signals a more temperate shift in weather as autumn approaches. With the UV Index decreasing from its peak during the summer, outdoor enthusiasts can enjoy the changing scenery while still being mindful of sun protection. This transitional month is a great reminder to adjust your sun safety practices as the days shorten. For ongoing updates and insights on UV risks throughout the year, visit Tervuren UV Index.

Maximum UV Index Levels in Tervuren for September

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

September Sunshine in Tervuren

September in Tervuren, Belgium, offers a delightful transition from the vibrant summer months into the crispness of autumn, basking in 319 hours of sunshine. This is a noticeable reduction from the peak summer months of July and August, where the sun graced the skies for over 400 hours. However, compared to the frosty days of January, with just 121 hours of sunlight, September shines brightly, standing out as a month where nature still celebrates warmth before the cooler days of October set in with their 240 hours. As trees begin to don their fall attire, September emerges as a sweet spot, blending the lingering warmth of summer with a hint of the beautiful change that autumn brings.

Monthly Sunshine Duration in Tervuren: September Highlighted

The September sunshine duration represents the total number of hours Tervuren experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec121h200h266h346h394h398h406h379h319h240h190h143h
Data source: Tervuren September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Tervuren During September

In Tervuren, Belgium, the likelihood of sunny weather in September stands at 36%, marking a moderate return to brighter days after the summer months. As the year transitions from the peak summer heat of July and August—both with a consistent 33% chance of sunshine—September offers a slight uptick in sunny conditions. This trend continues into the fall, where October sees a drop to 31%, illustrating the gradual retreat of summer's warmth. The seasonal progression highlights September as a sweet spot where sunshine is more prevalent, making it an ideal time for outdoor activities and enjoying the early autumn ambiance.

Percentage of Sunny Days in September in Tervuren

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

Daylight Hours in Tervuren in September

As summer bids farewell in September, Tervuren, Belgium, experiences a gentle transition in daylight duration, with 12 hours of sunlight illuminating the day. This marks a gradual decline from the sun-drenched heights of 16 hours in June and 15 hours in July, reflecting the natural ebb and flow of the seasons. While the days are still pleasantly long, the shift signals the onset of autumn, setting the stage for shorter daylight hours ahead. The trend is clear: as the year progresses from the vibrancy of spring and summer, the sun's embrace slowly but surely wanes, leading into the cozier, shorter days of fall and winter.

Average Daylight Hours in Tervuren for September

The chart illustrates the variation in daylight duration in Tervuren throughout the year, with September 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: Tervuren daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Tervuren

As September arrives in Tervuren, Belgium, the winds begin to shift from the gentle breezes of summer, averaging a modest 3.0 m/s (7 mph). This marks a noticeable dip from the previous months, which consistently enjoyed winds around 3.4 m/s (8 mph) in July and August. The transition into autumn brings a softening of the air, reflecting a calm yet refreshing end to the summer season. Interestingly, October sees a resurgence with winds returning to 4.4 m/s (10 mph), hinting at the dynamic fluctuations typical of this region. Overall, September's tranquil winds serve as a gentle prelude to the brisker gales that will follow, encapsulating the serene beauty of Tervuren's early autumn.

Average September Wind Speed in Tervuren

The chart displays monthly wind speed patterns in Tervuren, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.44.64.13.44.42.83.43.43.0 m/s4.43.44.2
Data source: Tervuren September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Tervuren Compares to Other Months

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

September and January showcase a stark contrast in weather patterns. In September, temperatures range from a mild 4°C (39°F) at night to a warm 33°C (91°F) during the day, with an average of 15°C (60°F). The month experiences 58 mm (2.3 in) of precipitation over about 10 days and maintains a humidity level of 82%. In contrast, January is much colder, with temperatures dipping as low as -7°C (20°F) and averaging only 4°C (39°F), peaking at 14°C (57°F). January sees slightly higher precipitation at 65 mm (2.6 in) over around 12 days, accompanied by a humidity level of 91%. For more detailed insights into January weather, you can visit Tervuren weather in January.

September and February present stark contrasts in weather. In September, temperatures range from a cool 4°C (39°F) at night to a warm 33°C (91°F) during the day, with an average of 15°C (60°F). The month experiences about 58 mm (2.3 in) of precipitation over approximately 10 days, accompanied by a relatively high humidity of 82%. In contrast, February sees much colder weather, with temperatures dipping as low as -9°C (17°F) at night and peaking at 19°C (66°F) during the day, averaging just 5°C (42°F). February is slightly wetter, with 70 mm (2.7 in) of precipitation over around 12 days, and humidity rises to 89%. These differences highlight the dramatic seasonal shift between the two months. For more detailed information, check out Tervuren weather in February.

September and March present contrasting weather patterns, showcasing the transition between summer and spring. In September, temperatures range from a mild 4°C (39°F) at night to a warm 33°C (91°F) during the day, with an average of 15°C (60°F). The month sees about 58 mm (2.3 in) of precipitation over roughly 10 days, accompanied by a relative humidity of 82%. In stark contrast, March experiences cooler temperatures, with nighttime lows plunging to -9°C (17°F) and daytime highs reaching 23°C (74°F), averaging around 7°C (45°F). The month is typically wetter, with 71 mm (2.8 in) of rainfall spread over 14 days, and a higher humidity level of 87%. For more details on weather conditions specific to this month, visit Tervuren weather in March.

September and April showcase distinct weather patterns. In September, temperatures range from a low of 4°C (39°F) to a high of 33°C (91°F), with an average of 15°C (60°F). The month sees around 58 mm (2.3 inches) of precipitation over approximately 10 days, and the humidity is relatively high at 82%. In contrast, April experiences cooler temperatures, with a minimum of -4°C (26°F) and a maximum of 27°C (81°F), averaging 10°C (50°F). The month is also drier, with 36 mm (1.4 inches) of precipitation over about 8 days and slightly higher humidity at 85%. For more detailed insights, check out Tervuren weather in April.

In comparing the weather between September and May, both months exhibit similar humidity levels at 82%, but their temperature ranges tell a different story. September boasts a wider temperature range, with minimums of 4°C (39°F) and maximums reaching 33°C (91°F), making it generally warmer than May. In contrast, May experiences slightly cooler temperatures, with minimums dropping to 0°C (33°F) and averages around 13°C (57°F), despite a maximum of 31°C (87°F). Precipitation levels are relatively close, with September receiving 58 mm (2.3 in) over 10 days and May slightly higher at 60 mm (2.4 in) over 13 days. For a more detailed look into May's weather, check out Tervuren weather in May.

The weather in September exhibits a notable cooling trend compared to June, starting with a minimum temperature of 4°C (39°F) versus June’s warmer 7°C (45°F). Both months share the same maximum temperature of 33°C (91°F), but September has a lower average temperature of 15°C (60°F) compared to June's 18°C (65°F). In terms of precipitation, September experiences slightly less rain with 58 mm (2.3 in) over 10 days, while June sees 72 mm (2.8 in) across 11 days. Interestingly, both months maintain a consistent humidity level of 82%. For more detailed information, you can check Tervuren weather in June.

In comparing the weather of September and July, July generally presents warmer conditions with average temperatures hovering around 19°C (66°F) and maximums reaching up to 39°C (102°F). In contrast, September experiences a wider temperature range, with a minimum of 4°C (39°F) and averages around 15°C (60°F), highlighting a transition towards cooler autumn weather. Despite July's higher maximum temperatures, September features slightly lower precipitation levels at 58 mm (2.3 in) over 10 days compared to July's 74 mm (2.9 in) across 11 days. Humidity levels remain relatively close, with September at 82% and July slightly lower at 80%. For a detailed look at July's weather, visit Tervuren weather in July.

In comparing the weather of August and September, September tends to be cooler with average temperatures ranging from a minimum of 4°C (39°F) to a maximum of 33°C (91°F), while August records higher averages with a minimum of 7°C (46°F) and a maximum of 36°C (97°F). Additionally, September has a slightly higher humidity level at 82%, compared to August's 76%. Precipitation in September is 58 mm (2.3 in) over approximately 10 days, which is less than August's 84 mm (3.3 in) over 14 days. For a detailed look at August weather patterns, you can refer to Tervuren weather in August.

In September, temperatures are quite varied, with a minimum of 4°C (39°F) and a maximum reaching 33°C (91°F), leading to an average of 15°C (60°F). The month sees around 58 mm (2.3 in) of precipitation over 10 days, while humidity stays relatively high at 82%. In contrast, October brings cooler temperatures, with a minimum of 1°C (35°F) and a maximum of 25°C (77°F), resulting in an average of 12°C (54°F). Precipitation increases to 78 mm (3.1 in) spread over 13 days, and humidity rises slightly to 89%. For more details, you can visit Tervuren weather in October.

September and November showcase contrasting weather patterns, with September generally experiencing warmer temperatures compared to November. In September, the temperatures range from a minimum of 4°C (39°F) to a maximum of 33°C (91°F), while in November, the temperatures dip significantly, ranging from -3°C (28°F) to 18°C (65°F), with an average of only 7°C (45°F). Both months have similar levels of precipitation, around 57–58 mm (2.3 in) and approximately 10–11 days of rain, but November comes with higher humidity at 92%, compared to September's 82%. For a detailed insight into the conditions you can expect during this time, refer to Tervuren weather in November.

In comparing the weather of September and December, there's a stark contrast in temperature and precipitation patterns. September typically experiences milder temperatures with a minimum of 4°C (39°F) and an average of 15°C (60°F), reaching highs of 33°C (91°F). The month also sees about 58 mm (2.3 in) of precipitation over approximately 10 days, accompanied by humidity levels around 82%. In contrast, December brings colder conditions, with temperatures dipping to a minimum of -4°C (24°F) and averaging only 5°C (42°F). Maximum temperatures in December reach 15°C (59°F), while precipitation increases to 92 mm (3.6 in) over roughly 17 days, with humidity rising to 92%. For a more detailed look at December weather, visit Tervuren weather in December.

Compare Tervuren's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Tervuren

As September unfolds in Tervuren, the weather offers a delightful transition, blending the warmth of summer with the crispness of autumn. With maximum temperatures soaring to a balmy 33°C and an average hovering around a comfortable 15°C, it's a month where the heat lingers, yet cooler nights bring a refreshing change. However, this shift is accompanied by increased humidity and occasional rainfall, contributing to a slightly heightened sense of dampness compared to the drier summer months. This variability makes September a unique time to experience Tervuren's natural beauty, inviting both warmth and the beginning of colorful fall foliage. For a deeper insight into how September weather compares to the rest of the year, explore the detailed information at Tervuren Climate.