September Weather in Plancenoit, Belgium

Last updated: August 21, 2025

In Plancenoit, Belgium, September presents a dynamic weather experience characterized by a wide temperature range, with maximums reaching 33°C (91°F) and minimums dipping to 4°C (39°F). The average temperature settles around a comfortable 15°C (60°F), making it a pleasant month for outdoor activities. However, the month also sees 58 mm (2.3 in) of precipitation over 10 days, contributing to an elevated humidity level of 82%. This combination of warmth and moisture creates a unique atmospheric charm, highlighting the transitional nature of autumn in this picturesque region.

September Temperature in Plancenoit

As September unfolds in Plancenoit, Belgium, the city transitions from the sweltering heat of summer to a more temperate climate, characterized by a noticeable shift in temperatures. With minimums around 4°C (39°F), the days begin with a crispness that heralds the fall. The average temperature settles at a comfortable 15°C (60°F), making it an ideal time for outdoor activities and exploring the picturesque landscapes. Yet, remnants of summer linger as maximum temperatures can reach as high as 33°C (91°F), offering a perfect blend of warm, sunny days and cooler evenings. This month perfectly encapsulates the delicate balance of changing seasons, inviting both locals and visitors to savor the vibrant beauty of early autumn.

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

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

In September, Plancenoit experiences a moderate precipitation amount of 58 mm (2.3 in), marking a notable decrease from the wetter summer months, particularly August, which recorded a substantial 84 mm. With rainfall occurring on about 10 days, September strikes a balance, providing enough moisture without being overly saturated. This trend of tapering rainfall suggests a transition towards the drier autumn months ahead; however, the following October often brings renewed rainfall, as historically indicated by an average of 78 mm. As the year progresses, September's precipitation serves as a gentle reminder of the shifting seasons in this charming Belgian locale.

September Precipitation Trends in Plancenoit

The chart displays monthly precipitation patterns in Plancenoit, 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 Plancenoit, 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 Plancenoit

In September, Plancenoit, Belgium, experiences a notable shift in humidity, stabilizing at 82%. This return to higher humidity follows the summer months, where levels dipped to a comfortable 76% in August. As the year progresses, the trend reveals a gradual increase in humidity beginning in October, climbing back to 89% and reaching a peak of 92% in the colder months of November and December. This seasonal fluctuation highlights a pattern typical of the region, where summer warmth gives way to the dampness of autumn and winter, creating a unique atmospheric character in Plancenoit.

September Average Humidity in Plancenoit

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

As September arrives in Plancenoit, Belgium, the UV Index stands at a moderate level of 5, indicating a notable shift from the summer months of high UV exposure. After experiencing very high readings of 8 in June and July, and a high reading of 7 in August, residents now face a slightly lower risk but should remain vigilant. With a burn time of about 30 minutes, it’s essential to practice sun safety during this transitional period. As the days grow shorter and cooler, the UV Index will progressively decline, leading into the fall months where exposure categories drop significantly. Stay informed and protect your skin—learn more about the Plancenoit UV Index!

Maximum UV Index Levels in Plancenoit for September

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

September in Plancenoit, Belgium, brings a delightful balance of sunshine, with 319 hours illuminating the days and casting a warm glow before autumn takes hold. This month marks a noticeable decline from the sun-soaked peak of summer, where July basked in a remarkable 406 hours of sunlight. However, September still stands strong, outshining the earlier months of the year, such as January's mere 121 hours. As the golden hues of late summer linger, residents can enjoy the gradual transition into fall while reflecting on the vibrant sunlight that has steadily increased since the beginning of the year. The overall trend reveals a sweet embrace of warmth that characterizes Plancenoit’s summer, leading into the softer light of autumn.

Monthly Sunshine Duration in Plancenoit: September Highlighted

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

Chance of Sun in Plancenoit During September

In September, Plancenoit, Belgium enjoys a 36% chance of sunny weather, marking a slight uptick from the summer months, which hover around 29% to 33%. This trend suggests that while the warmer days of August start to fade, there remains a whimsical dance of sun and clouds, offering pleasant opportunities for outdoor activities. In the broader context of the year, September’s likelihood of sunny skies reveals a gradual shift toward the gloomier months, with a notable drop as the season progresses into autumn. Despite the approaching chill, early fall can still surprise with unexpectedly bright days, making it a delightful time to experience the beauty of the Belgian countryside.

Percentage of Sunny Days in September in Plancenoit

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

Daylight Hours in Plancenoit in September

As summer fades in September, Plancenoit experiences a gentle transition from the long, sun-drenched days of June and July. With 12 hours of daylight, this month marks a noticeable decline from the peak brightness of 16 hours in June, yet it remains comfortable compared to the dwindling days of October and the chill of winter. This gradual shortening of daylight is a precursor to the cozy, introspective months of fall and winter ahead, inviting residents to embrace the beauty of autumn while still enjoying ample light in their evenings. Overall, September serves as a bridge, balancing the lingering warmth of summer with the impending chill of winter.

Average Daylight Hours in Plancenoit for September

The chart illustrates the variation in daylight duration in Plancenoit 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: Plancenoit daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Plancenoit

As September unfurls in Plancenoit, Belgium, the average wind speed gently settles at 3.0 m/s (7 mph), marking a noticeable dip compared to the breezy months of spring and summer. This decrease reflects a broader seasonal trend, with wind speeds generally softening as autumn approaches, reaching their peak again in October at 4.4 m/s (10 mph). The month stands out as a transition point, where the balmy gusts of summer give way to the stillness of early autumn. This subtle shift invites residents to savor the change of seasons, as the lush landscapes of Plancenoit prepare for cooler days ahead, punctuated by crisp, refreshing breezes that enliven the air.

Average September Wind Speed in Plancenoit

The chart displays monthly wind speed patterns in Plancenoit, 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: Plancenoit September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Plancenoit Compares to Other Months

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

September and January present contrasting weather conditions. In September, temperatures range from a minimum of 4°C (39°F) to a maximum of 33°C (91°F), with an average of 15°C (60°F), creating a warm and often pleasant atmosphere. The month sees about 58 mm (2.3 in) of precipitation over 10 days, along with a humidity level of 82%. In stark contrast, January experiences much colder weather, with temperatures dropping to a minimum of -7°C (20°F) and only reaching a maximum of 14°C (57°F), averaging around 4°C (39°F). Precipitation slightly increases to 65 mm (2.6 in) over 12 days, accompanied by a higher humidity level of 91%. For more detailed information, refer to Plancenoit weather in January.

September and February offer starkly contrasting weather conditions. In September, temperatures can 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), making it a typically warm month. In contrast, February sees much colder temperatures, with a minimum of -9°C (17°F), an average of 5°C (42°F), and a maximum of 19°C (66°F). Additionally, February experiences a higher average humidity at 89%, compared to September's 82%, and slightly more precipitation, with 70 mm (2.7 in) over 12 days versus September's 58 mm (2.3 in) over 10 days. For a more detailed look at the weather in February, you can check Plancenoit weather in February.

September and March display distinct contrasts in weather patterns. 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 sees 58 mm (2.3 in) of precipitation over about 10 days, accompanied by a humidity level of 82%. Conversely, March is considerably colder, with temperatures dipping as low as -9°C (17°F) and reaching a maximum of 23°C (74°F), averaging around 7°C (45°F). It experiences higher precipitation at 71 mm (2.8 in) over 14 days and slightly elevated humidity at 87%. For more detailed information on March weather, check out Plancenoit weather in March.

September and April present distinct weather patterns that reflect their seasonal transitions. In September, temperatures range from a minimum of 4°C (39°F) to a maximum of 33°C (91°F), contributing to an average temperature of 15°C (60°F). This month experiences more heat, with higher humidity at 82% and about 58 mm (2.3 in) of precipitation over approximately 10 days. In contrast, April is cooler, with temperatures ranging from -4°C (26°F) to 27°C (81°F) and an average of 10°C (50°F). It sees less precipitation, with 36 mm (1.4 in) falling over about 8 days, and a slightly higher humidity at 85%. For more detailed weather information, you can visit Plancenoit weather in April.

In comparing the weather between September and May, both months exhibit mild temperatures and high humidity levels, averaging 82%. September showcases a wider temperature range, with minimums reaching 4°C (39°F) and maximums soaring up to 33°C (91°F), resulting in an average temperature of 15°C (60°F). In contrast, May typically experiences slightly cooler conditions, with minimum temperatures around 0°C (33°F) and maximums of 31°C (87°F), leading to an average of 13°C (57°F). Precipitation is fairly consistent, with September receiving 58 mm (2.3 in) over 10 days and May slightly higher at 60 mm (2.4 in) across 13 days. For more detailed information on May weather, you can visit Plancenoit weather in May.

September and June weather show both similarities and differences. While both months can reach a maximum temperature of 33°C (91°F), September starts cooler with a minimum temperature of 4°C (39°F), compared to June's 7°C (45°F). The average temperature in September is 15°C (60°F), slightly lower than June's 18°C (65°F). Rainfall is also notable; September sees about 58 mm (2.3 in) of precipitation over 10 days, whereas June experiences slightly more, with 72 mm (2.8 in) over 11 days. Despite these differences, both months share the same humidity level of 82%, maintaining a consistently moist environment. For more weather details specific to June, visit Plancenoit weather in June.

When comparing the weather of September and July, we see notable differences in temperature and precipitation patterns. In September, temperatures can range from a chilly 4°C (39°F) at night to a warm maximum of 33°C (91°F), with an average of 15°C (60°F). The month experiences about 58 mm (2.3 in) of rainfall over approximately 10 days, coupled with a humidity level of 82%. In contrast, July generally presents warmer conditions, with minimum temperatures at 8°C (46°F) and highs reaching up to 39°C (102°F), resulting in an average temperature of 19°C (66°F). While July has slightly more rain at 74 mm (2.9 in) over about 11 days, the overall humidity remains comparable at 80%. For more detailed insights, you can check Plancenoit weather in July.

In comparing the weather of September and August, September tends to exhibit a broader temperature range, with minimums dropping to 4°C (39°F) and maximums reaching up to 33°C (91°F), compared to August’s minimum of 7°C (46°F) and maximum of 36°C (97°F). Overall, September has a cooler average temperature of 15°C (60°F), contrasted with August’s warmer average of 19°C (66°F). Additionally, September experiences less total precipitation at 58 mm (2.3 in) over 10 days, while August records 84 mm (3.3 in) of rain across 14 days. Despite having slightly higher humidity at 82%, September feels quite different from August, which has a somewhat lower humidity level of 76%. For further details, you can check Plancenoit weather in August.

In September, the weather is characterized by a wider temperature range, with minimums of 4°C (39°F), averages around 15°C (60°F), and maximums reaching as high as 33°C (91°F). The month experiences lower precipitation levels at 58 mm (2.3 in) over about 10 days, along with a humidity of 82%. In contrast, October brings cooler temperatures, with minimums dropping to 1°C (35°F), an average of 12°C (54°F), and maximums peaking at 25°C (77°F). Rainfall increases to 78 mm (3.1 in) over 13 days, and humidity also rises to 89%. For a more detailed look at weather patterns specific to this month, visit Plancenoit weather in October.

September and November exhibit distinct differences in weather patterns. September typically enjoys warmer temperatures, with a minimum of 4°C (39°F) and an average high of 33°C (91°F), making it a pleasant month for outdoor activities. In contrast, November ushers in cooler weather, with temperatures dipping to a minimum of -3°C (28°F) and an average high of only 18°C (65°F). Both months experience similar precipitation levels—around 57 to 58 mm (2.3 in)—but November tends to have slightly more rainy days, averaging 11 days compared to September's 10. Humidity also increases in November, reaching 92% compared to September's 82%, creating a more crisp and damp atmosphere. For more specific details about November's weather, you can check Plancenoit weather in November.

In September, the weather is typically warmer, with daytime temperatures averaging a comfortable 15°C (60°F) and peaking at a high of 33°C (91°F). The month experiences relatively moderate precipitation, averaging about 58 mm (2.3 in) over approximately 10 days, paired with a humidity level of 82%. In contrast, December brings a significant drop in temperature, with an average of just 5°C (42°F) and maximums only reaching 15°C (59°F). The month is wetter, with more precipitation at 92 mm (3.6 in) across 17 days, and humidity increases slightly to 92%. For a detailed look at December weather, you can check Plancenoit weather in December.

Compare Plancenoit's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Plancenoit

As September rolls in, Plancenoit experiences a transition from the warm summer months to the cool embrace of autumn. With average temperatures settling around a comfortable 15°C, the days can still reach a sizzling 33°C, showcasing a delightful mix of warmth before the chill sets in. It’s a month marked by moderate rainfall, with nearly a third of the days witnessing precipitation, adding a refreshing touch to the landscape. The higher humidity levels at 82% contribute to a lush atmosphere, reminding us of summer's lingering presence. For those interested in understanding how September compares to other seasons in this charming region, visit Plancenoit Climate for a comprehensive outlook.