September Weather in Tongeren, Belgium

Last updated: August 21, 2025

In September, Tongeren, Belgium experiences a diverse climate, showcasing maximum temperatures soaring up to 34°C (93°F) while maintaining an average of 15°C (60°F). The month can start off quite cool with minimum temperatures dropping to 3°C (37°F). Though autumn begins to settle in, with humidity levels reaching 81%, occasional rain is expected, contributing to a total precipitation of 65 mm (2.5 in) over 10 days. This blend of warm days and refreshing showers provides a unique backdrop for visitors and locals alike to enjoy the transition into fall.

September Temperature in Tongeren

September in Tongeren, Belgium, marks a delightful transition from the summer heat as temperatures begin to cool. With minimums averaging around 3°C (37°F), the month starts off brisk, while daily averages hover at 15°C (60°F), creating a comfortable atmosphere for outdoor activities. Highs reaching up to 34°C (93°F), however, remind us that remnants of summer still linger, offering plenty of warm days for enjoying the lush landscapes. This month encapsulates the beauty of early autumn, with a notable shift in temperatures that signals the onset of sweater weather, making it a perfect backdrop for exploring Tongeren’s charming streets and historical sites.

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

The chart illustrates September temperature patterns in Tongeren, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tongeren, 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).
JanFebMarAprMayJunJulAugSepOctNovDec384145505665666659534441
Data source: Temperature data for Tongeren 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 Tongeren

In September, Tongeren experiences a notable transition in rainfall patterns, recording 65 mm (2.5 in) of precipitation over 10 days. This amount reflects a decrease from the wetter months of August and June, where precipitation levels soared to 84 mm (3.3 in) and 88 mm (3.5 in), respectively. The steady decline in rainfall as summer wanes is accompanied by slightly fewer rainy days, showcasing the region's shift toward drier autumn conditions. As the city prepares for the upcoming season, September marks a gentle reprieve before the wetter October arrives, hinting at the seasonal fluctuations characteristic of Tongeren’s climate.

September Precipitation Trends in Tongeren

The chart displays monthly precipitation patterns in Tongeren, 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 Tongeren, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec7176803965888284658758106
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Tongeren

In September, Tongeren, Belgium, experiences a slight uptick in humidity, reaching 81% as summer gradually transitions into autumn. This shift marks a notable increase from the drier months of July and August, where humidity levels hovered around 72% and 71%, respectively. As temperatures begin to cool, humidity levels rise closer to the annual high, reflecting a trend seen as the year moves toward the wetter months of fall. With values typically peaking again in October at 88%, September acts as a bridge, reminding residents of the lush greenery blossoming from the previous months while hinting at the impending dampness of winter.

September Average Humidity in Tongeren

This chart illustrates the average monthly humidity levels in Tongeren, 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 Tongeren is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%87%84%77%74%72%71%81%88%91%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Tongeren

As September rolls into Tongeren, Belgium, the UV Index begins to moderate, reflecting a shift from the intense summer sun. With an UV Index of 5, categorized as moderate, residents and visitors should be mindful of their sun exposure, particularly during peak hours. The recommended burn time extends to 30 minutes, offering a brief chance to soak up the last rays of summer before the cooler months set in. This trend of decreasing UV levels continues into October, where the UV Index lowers to 4. Overall, September serves as a gentle reminder to enjoy the outdoors while remaining conscious of sun safety. For more detailed information, check out the Tongeren UV Index.

Maximum UV Index Levels in Tongeren for September

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

September in Tongeren, Belgium, offers a delightful embrace of sunshine, capturing approximately 318 hours of bright daylight. This month marks a gradual decline from the summer peak in July, which boasts 407 hours, yet it remains a charming time to enjoy the lingering warmth and golden hues of early autumn. The sunlight in September continues to surpass the earlier months of the year, such as January's mere 120 hours, demonstrating the shift in seasonal rhythms. As winter approaches, with October bringing down the count to 241 hours, September stands out as a vibrant bridge between the warmth of summer and the crispness of fall, inviting both locals and visitors to bask in its fleeting glow.

Monthly Sunshine Duration in Tongeren: September Highlighted

The September sunshine duration represents the total number of hours Tongeren 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.
JanFebMarAprMayJunJulAugSepOctNovDec120h204h270h342h395h395h407h380h318h241h190h134h
Data source: Tongeren September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Tongeren During September

In September, Tongeren, Belgium experiences a 37% chance of sunny weather, marking a slight uptick from the summer months of July and August, which hover around 30%. This indicates a transitional phase as the region shifts from the warmth of summer to the cooler autumn days. With a promising increase compared to earlier months like May and June, the likelihood of sun in September suggests opportunities for outdoor activities and exploration before the chill sets in. However, as the month progresses, this chance of sunshine starts to decline, aligning with the overall trend of diminishing sunlight leading into autumn. Embrace the pleasant days of September, as they may serve as the last warm embrace of summer!

Percentage of Sunny Days in September in Tongeren

The chart illustrates the percentage of sunny days in Tongeren 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 Tongeren experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec9%32%39%45%31%32%33%30%37%30%26%15%
Data source: Tongeren September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Tongeren in September

In Tongeren, Belgium, the changing seasons are vividly mirrored in the daylight hours throughout the year. As September arrives, the summer's peak light begins to wane, offering about 12 hours of daylight—a subtle transition from the 16 hours basked in during June. This gradual decrease reflects a broader seasonal trend, where daylight begins to diminish after the vibrant months of late spring and summer, culminating in the short days of winter, which sees only 8 hours of light in January and December. With each passing month, Tongeren experiences a dance of light, illuminating the shifts in nature and setting the stage for the cozy atmosphere of autumn.

Average Daylight Hours in Tongeren for September

The chart illustrates the variation in daylight duration in Tongeren throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 29m10h 1m11h 55m13h 51m15h 32m16h 25m15h 57m14h 26m12h 34m10h 38m8h 55m8h
Data source: Tongeren daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Tongeren

As September rolls into Tongeren, Belgium, the winds begin to mellow, with an average speed of 2.8 m/s (6 mph). This marks a notable decline compared to the brisker months of summer, where winds generally hovered around 3.3 m/s (7 mph). The trend towards calmer breezes continues the pattern observed from June's peak of 2.7 m/s (6 mph) through the later summer months. Interestingly, this gentle shift paves the way for October to pick up the pace again, anticipated to return to the 4.3 m/s (10 mph) mark, reflecting the cyclical nature of the region's climate. September's breezy lull offers a serene backdrop as the transition into autumn unfolds, inviting residents and visitors alike to enjoy the tranquil beauty of Tongeren.

Average September Wind Speed in Tongeren

The chart displays monthly wind speed patterns in Tongeren, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.34.43.93.14.32.73.33.32.8 m/s4.33.34.1
Data source: Tongeren September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Tongeren Compares to Other Months

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

September and January present notably contrasting weather conditions. In September, temperatures range from a minimum of 3°C (37°F) to a maximum of 34°C (93°F), creating an average of 15°C (60°F) that often feels warm and pleasant. However, it also brings a fair amount of precipitation, totaling 65 mm (2.5 in) over about 10 days, with humidity levels around 81%. In stark contrast, January experiences much colder temperatures, with a minimum of -8°C (18°F) and a maximum of only 13°C (57°F), averaging just 3°C (38°F). January is wetter too, receiving 71 mm (2.8 in) of precipitation spread over 13 days and with higher humidity at 91%. For more details on January weather, you can check Tongeren weather in January.

September weather typically features a wide temperature range, with minimums around 3°C (37°F) and maximums reaching up to 34°C (93°F). Averaging 15°C (60°F), the month experiences about 65 mm (2.5 in) of precipitation over approximately 10 days, accompanied by a humidity level of 81%. Conversely, February is decidedly colder, with temperatures ranging from a minimum of -9°C (16°F) to a maximum of 20°C (69°F), and an average temperature of only 5°C (41°F). Precipitation slightly increases to 76 mm (3.0 in) across about 12 days, with higher humidity at 90%. For more detailed weather insights, you can explore Tongeren weather in February.

September and March present contrasting weather characteristics. In September, temperatures range from a minimum of 3°C (37°F) to a maximum of 34°C (93°F), with an average of 15°C (60°F) and 65 mm (2.5 in) of precipitation spread over 10 days, making it a warmer and more variable month. In contrast, March experiences much cooler temperatures, with a minimum of -9°C (16°F), an average of 7°C (45°F), and a maximum of 23°C (74°F). This month also sees more frequent precipitation, totaling 80 mm (3.1 in) over 15 days, along with slightly higher humidity at 87%. For more details on March weather, check out Tongeren weather in March.

In comparing the weather of September and April, one can observe notable differences in temperature and precipitation patterns. September enjoys a broader temperature range, with minimums around 3°C (37°F) and maximums peaking at 34°C (93°F), while April starts with cooler minimums as low as -4°C (25°F) and reaches a comfortable maximum of 28°C (82°F). Additionally, September is generally more humid, averaging 81% compared to April's 84%, despite April receiving slightly less precipitation overall (39 mm or 1.5 in versus September's 65 mm or 2.5 in). For specific insights into April weather, you can check out Tongeren weather in April.

September and May exhibit some notable differences in weather patterns. In September, temperatures range from a low of 3°C (37°F) to a high of 34°C (93°F), with an average of 15°C (60°F), making it generally warmer than May, which sees temperatures from 0°C (33°F) to 31°C (89°F) and an average of 14°C (57°F). Both months experience similar amounts of precipitation at 65 mm (2.5 in), but September has slightly fewer rainy days at 10 compared to May's 13 days. Humidity levels are higher in September at 81%, while May's humidity is slightly lower at 77%. For more detailed information, you can check Tongeren weather in May.

In comparing the weather between September and June, we can observe notable differences in temperature and precipitation. September experiences a wider temperature range, with a minimum of 3°C (37°F) and a maximum reaching up to 34°C (93°F), averaging around 15°C (60°F). In contrast, June starts off warmer, with minimum temperatures of 7°C (45°F) and an average of 18°C (65°F), while peaking at 33°C (92°F).

When it comes to precipitation, September has 65 mm (2.5 inches) over approximately 10 days, indicating a slightly drier month compared to June, which sees higher precipitation levels of 88 mm (3.5 inches) across about 12 days. Moreover, humidity levels in September are notably higher at 81%, compared to June's 74%.

For a deeper dive into the weather specifics during June, check out Tongeren weather in June.

September's weather features a broader temperature range, with minimums dropping to 3°C (37°F) and maximums reaching up to 34°C (93°F), resulting in an average temperature of 15°C (60°F). In contrast, July boasts warmer conditions, starting with a minimum of 8°C (46°F) and peaking at a sweltering 40°C (104°F), yielding an average of 19°C (66°F). While September experiences a slightly lower total precipitation of 65 mm (2.5 in) over 10 days, July sees more rain at 82 mm (3.2 in) across 11 days. Additionally, humidity levels are higher in September at 81%, compared to July's 72%. For more details, check out Tongeren weather in July.

In comparison to August, September experiences a notable drop in average temperatures, with a minimum of 3°C and a maximum of 34°C, down from August's minimum of 7°C and maximum of 36°C. While September has an average temperature of 15°C, August's average is warmer at 19°C. Additionally, September sees slightly less precipitation at 65 mm over 10 days, compared to August's 84 mm across 15 days. The humidity also increases in September to 81%, whereas August has a lower humidity level at 71%. For more detailed information on August weather, visit Tongeren weather in August.

September and October exhibit distinct weather patterns, with September featuring a wider range of temperatures, from a chilly 3°C (37°F) to a warm 34°C (93°F) and an average of 15°C (60°F). In contrast, October experiences cooler temperatures, with a minimum of 1°C (34°F) and a maximum of 25°C (78°F), averaging around 12°C (54°F). Precipitation increases in October, with 87 mm (3.4 in) expected over 13 days compared to September's 65 mm (2.5 in) over 10 days. Humidity also rises slightly, reaching 88% in October compared to 81% in September. For more details about October weather, you can check Tongeren weather in October.

September and November present markedly different weather conditions. In September, temperatures range from a cool 3°C (37°F) at night to a warm 34°C (93°F) during the day, with an average of 15°C (60°F). The month sees around 65 mm (2.5 in) of rain across approximately 10 days, accompanied by a humidity level of 81%. In contrast, November experiences much colder temperatures, dropping to a minimum of -4°C (25°F), with an average of 7°C (45°F) and a maximum of 19°C (66°F). This month has slightly less precipitation, at 58 mm (2.3 in) over 11 days, but higher humidity at 91%. For more specific details on November's climate, visit Tongeren weather in November.

September and December weather present a stark contrast in temperature and conditions. In September, temperatures can range from a minimum of 3°C (37°F) to a maximum of 34°C (93°F), with an average of 15°C (60°F). This month typically sees about 65 mm (2.5 in) of precipitation over approximately 10 days, coupled with a humidity level of 81%. In sharp contrast, December experiences much colder weather, featuring temperatures that range from -5°C (23°F) to a maximum of 15°C (59°F), with an average of just 5°C (41°F). Additionally, December is wetter, with 106 mm (4.2 in) of rain spread across 19 days and a higher humidity of 92%. For more information, you can visit Tongeren weather in December.

Compare Tongeren's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Tongeren

As September unfolds in Tongeren, the weather exhibits a unique blend of summer's warmth and the onset of autumn's coolness. With temperatures peaking at a toasty 34°C and dipping to a chilly 3°C, the month brings more moderate averages that contrast with the highs of July and August. Additionally, while September does see around 65 mm of rainfall over 10 days, its humidity level of 81% adds a refreshing touch that can be quite different from the drier months prior. This transition presents an intriguing balance, inviting residents and visitors alike to enjoy the changing scenery and pleasant conditions of Tongeren during this time. For more insights into what to expect throughout the year, visit Tongeren Climate.