September Weather in Brie, France

Last updated: February 26, 2025

Experience the charm of Brie, France in September, where temperatures can reach a maximum of 32°C (91°F), providing a warm backdrop for your adventures. The average temperature hovers around a pleasant 16°C (62°F), while the minimum dips to a cool 4°C (40°F), offering a delightful mix of warmth and chill. Expect 57 mm (2.3 in) of rainfall spread across 9 days, contributing to the region's lush landscapes. With a humidity level of 75%, the atmosphere exudes a refreshing quality, making September an ideal time to explore this picturesque locale.

September Temperature in Brie

In September, Brie, France experiences a notable shift in temperatures as summer gives way to autumn. The minimum temperature settles at a refreshing 4°C (40°F), while the average climbs to a comfortable 16°C (62°F), perfect for enjoying outdoor activities. With maximums reaching a warm 32°C (91°F), this month offers lingering heat, ideal for those seeking to savor the last days of summer. Compared to the sweltering heights of July and August, September presents a more moderate climate, showcasing a delightful balance that beckons locals and visitors alike to relish in the beauty of early fall.

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

The chart illustrates September temperature patterns in Brie, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec424548525764676661554745
Data source: Temperature data for Brie generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Brie

In September, Brie, France, experiences a moderate rainfall, with 57 mm (2.3 in) of precipitation over approximately 9 days. This slight increase from the previous month's 54 mm indicates a subtle shift towards the wetter autumn months, as the region transitions from the relatively dry summer. Notably, September's precipitation is higher than July and August, suggesting a resurgence of moisture as temperatures begin to cool. As autumn unfolds, the city braces for an uptick in rainfall, with October typically bringing even higher totals, possibly signaling a trend toward wetter conditions ahead. Overall, September serves as a bridge, marking the end of summer's dry spell and welcoming the upcoming seasonal shifts.

September Precipitation Trends in Brie

The chart displays monthly precipitation patterns in Brie, 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.
JanFebMarAprMayJunJulAugSepOctNovDec49626247691025155578974103
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Brie

In September, humidity in Brie, France settles at a moderate 75%, marking a transition from the warmer summer months of July and August, which experienced lower humidity levels at 65% and 67% respectively. This slight increase suggests that as the seasons shift toward autumn, the air grows a bit heavier, reminiscent of the higher humidity experienced earlier in the year, particularly the 88% recorded in January and February. This trend underscores a gradual return to the dampness typical of the winter months, with October expected to rise again to a significant 85%. The movement from summer's drier air toward the moist embrace of fall and winter sets the stage for Brie’s enchanting seasonal transformation.

September Average Humidity in Brie

This chart illustrates the average monthly humidity levels in Brie, with September's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how September's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%84%83%81%75%65%67%75%85%88%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Brie

As summer transitions into autumn, September in Brie, France sees a noticeable dip in the UV Index, which drops to 6 with a high exposure category. This decrease marks a shift from the very high levels experienced in the peak summer months of June through August, where the UV Index reached a peak of 9. Consequently, the recommended burn time in September extends to 25 minutes, providing a more forgiving window for outdoor activities while still emphasizing the importance of sun safety. As we prepare for the cooler months ahead, it’s essential to stay mindful of UV exposure; for more details, check the Brie UV Index.

Maximum UV Index Levels in Brie for September

The chart shows the monthly maximum UV Index (UVI) for Brie 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.
JanFebMarAprMayJunJulAugSepOctNovDec235689986422
Data source: Brie 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 Brie

September in Brie, France, offers a delightful transition as the summer warmth begins to wane. With 324 hours of sunshine, it marks a significant decrease from the sun-drenched July, which boasted 414 hours, and reflects the onset of autumn's gentle embrace. This month continues to showcase the lingering glow of summer, yet it also hints at the cooler days ahead. As the sun dips lower in the sky, the daylight hours contract, echoing the trend observed from the vibrant 398 hours in May down to a modest 262 hours by October. Despite the diminishing daylight, September retains a charm all its own, capturing the essence of early fall in a stunning landscape.

Monthly Sunshine Duration in Brie: September Highlighted

The September sunshine duration represents the total number of hours Brie 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.
JanFebMarAprMayJunJulAugSepOctNovDec135h200h283h347h398h387h414h383h324h262h218h185h
Data source: Brie September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Brie During September

In Brie, France, the likelihood of sunny weather in September stands at 43%, making it one of the more favorable months for sunshine. As summer transitions into autumn, this figure reflects a slight increase compared to the preceding months of July and August, where chances hovered around the 41% and 39% marks, respectively. Overall, the trend indicates a gradual rise in sunshine probability from the depths of winter, with March and April showing significant increases as the seasons change. This shift suggests that while September may not boast the most consistent sunshine, it still offers a pleasant opportunity for enjoying the mild, sunlit days of early autumn.

Percentage of Sunny Days in September in Brie

The chart illustrates the percentage of sunny days in Brie 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 Brie experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec20%28%49%56%33%38%41%39%43%42%38%25%
Data source: Brie September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Brie in September

As summer transitions to autumn in Brie, France, September brings a gentle reduction in daylight, with about 12 hours to enjoy each day. This decline follows a vibrant peak in June, July, and August, where the sun graced the region for about 15 hours. As nature prepares for cooler months, the days gradually shorten, echoing the earlier increase from the 8 hours of daylight in January to the lush 15 hours of late spring. The pattern showcases an annual rhythm, where longer days of summer yield to the cozy embrace of fall, reminding us of the seasonal flow that defines life in this picturesque region.

Average Daylight Hours in Brie for September

The chart illustrates the variation in daylight duration in Brie throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 51m10h 13m11h 56m13h 41m15h 11m15h 57m15h 32m14h 12m12h 31m10h 47m9h 14m8h 25m
Data source: Brie daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Brie

As the warmth of summer gives way to autumn, September in Brie, France, whispers a gentle shift in its breezes, with an average wind speed of 3.0 m/s (7 mph). This marks a subtle decline from the earlier summer months, where winds were more robust, averaging about 3.5 m/s in both July and August. The arrival of September signals a transition, not just in temperature but also in air movement, hinting at the forthcoming crispness of fall. Historically, it’s a month of calm, setting the stage for the lively gusts of October, which bounce back to 3.5 m/s. Observing this trend, it becomes clear that September serves as a tranquil interlude, inviting both locals and visitors to savor the serene beauty of transitioning seasons against the backdrop of the charming French countryside.

Average September Wind Speed in Brie

The chart displays monthly wind speed patterns in Brie, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.84.43.83.54.32.73.53.43.0 m/s3.53.14.2
Data source: Brie September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Brie Compares to Other Months

The weather in Brie changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of September's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Brie and find detailed weather information for every month.

September typically presents a warm and varied climate, with temperatures ranging from a cool 4°C (40°F) at night to a pleasant 32°C (91°F) during the day, and an average temperature of 16°C (62°F). The month experiences 57 mm (2.3 in) of precipitation across about 9 days, with humidity levels around 75%. In contrast, January brings a much cooler environment, with minimum temperatures dropping to -7°C (19°F) and a mild daytime maximum of 15°C (60°F), leading to an average temperature of 6°C (43°F). While it sees slightly less precipitation at 49 mm (1.9 in), January has a higher number of rainy days at 10 and increased humidity at 88%. For more detailed insights, check out Brie weather in January.

September and February present contrasting weather conditions in Brie. In September, temperatures range from a cool 4°C (40°F) to a warm 32°C (91°F), with an average of 16°C (62°F), while February experiences much colder temperatures, with a minimum of -6°C (22°F) and a maximum of 21°C (69°F), averaging 7°C (45°F). Precipitation in September totals 57 mm (2.3 in) over 9 days, signifying a relatively dry month compared to February's 62 mm (2.4 in) spread over 12 days. Additionally, humidity levels peak in February at 87%, compared to 75% in September, highlighting the chillier and damper conditions of late winter. For more detailed insights about February weather, you can visit Brie weather in February.

In comparing the weather of September and March, we see notable differences in temperature and humidity. September typically boasts warmer average temperatures, ranging from a minimum of 4°C (40°F) to a maximum of 32°C (91°F), with an average of 16°C (62°F). In contrast, March experiences colder temperatures, starting as low as -7°C (20°F) and peaking at 24°C (75°F), with an average of only 9°C (48°F). Additionally, March has higher humidity levels at 84%, compared to September's 75%, and slightly more precipitation, with 61 mm (2.4 in) over 13 days versus September's 57 mm (2.3 in) over 9 days. For a more detailed look at the weather patterns during this month, you can visit Brie weather in March.

September typically showcases a warmer climate with average temperatures ranging from a minimum of 4°C (40°F) to a maximum of 32°C (91°F). In contrast, April experiences cooler conditions, with temperatures varying from a minimum of -3°C (27°F) to a maximum of 26°C (80°F). Although both months have approximately 9 days of precipitation, September receives slightly more rainfall at 57 mm (2.3 in) compared to April's 47 mm (1.8 in). Additionally, the humidity levels are a bit higher in April at 83%, while September sits at 75%. For more details about April weather, you can check out Brie weather in April.

When comparing the weather in September and May, we can see distinct differences in temperature and precipitation patterns. In September, temperatures range from a minimum of 4°C (40°F) to a maximum of 32°C (91°F), with an average of 16°C (62°F), while May experiences slightly cooler conditions, with a minimum of 0°C (32°F) and an average of 14°C (58°F), peaking at 30°C (86°F). Precipitation is slightly higher in May, with 69 mm (2.7 in) over 12 days, compared to 57 mm (2.3 in) over 9 days in September. The humidity also tends to be a bit higher in May at 81%, compared to 75% in September. For more details about weather in May, you can check Brie weather in May.

In comparing the weather between September and June, we see some notable differences. September boasts a wider temperature range, with a low of 4°C (40°F) and a maximum of 32°C (91°F), while June has a milder range from 7°C (44°F) to a peak of 34°C (94°F). Both months have similar humidity levels of 75%, but June experiences more precipitation, totaling 102 mm (4.0 in) over 11 days compared to September's 57 mm (2.3 in) over 9 days. For more detailed insights into the weather patterns during this time, you can visit Brie weather in June.

When comparing the weather in July and September, a few key differences emerge. July tends to be warmer overall, with average temperatures around 19°C (67°F) and maximums reaching up to 37°C (100°F), whereas September sees a cooler average of 16°C (62°F) and maximums of 32°C (91°F). Additionally, July experiences slightly less precipitation, with 50 mm (2.0 in) falling over 8 days, compared to September's 57 mm (2.3 in) over 9 days. Humidity levels are also lower in July at 65%, while September is more humid at 75%. For a detailed look at the weather in July, you can refer to Brie weather in July.

In comparing the weather of September and August, we see a notable shift in temperatures and humidity levels. September experiences a broader temperature range, with a minimum of 4°C (40°F) and a maximum of 32°C (91°F), resulting in an average temperature of 16°C (62°F). This is a decrease from August's milder conditions, where temperatures range from a minimum of 7°C (45°F) to a maximum of 35°C (96°F), averaging 19°C (66°F). Additionally, while both months receive similar levels of precipitation at around 54-57 mm (2.1-2.3 in) over approximately 9 days, September has a higher humidity of 75% compared to August's 67%. For a more detailed look at August weather, you can visit Brie weather in August.

September and October present a noticeable shift in weather patterns. September typically sees a temperature range from a minimum of 4°C (40°F) to a maximum of 32°C (91°F), with an average of 16°C (62°F). The month experiences about 57 mm (2.3 in) of rain over approximately 9 days, accompanied by a humidity level of 75%. In contrast, October's temperatures dip slightly, with a minimum of 3°C (37°F) and a maximum of 24°C (76°F), and an average of 13°C (55°F). Rainfall increases to 89 mm (3.5 in) spread over 12 days, with humidity rising to 85%. The transition to October brings cooler temperatures and increased precipitation, offering a more autumnal feel. For more details on October weather, check out Brie weather in October.

September generally offers warmer temperatures, with averages around 16°C (62°F) and maximums reaching up to 32°C (91°F), while November sees a marked drop in temperature, averaging only 8°C (47°F) and maxing out at 17°C (63°F). In terms of precipitation, September experiences 57 mm (2.3 in) over about 9 days, whereas November sees an increase to 74 mm (2.9 in) spread over 12 days, contributing to a higher humidity of 88%. Overall, November's weather is cooler and wetter compared to the more temperate conditions of September. For more details, you can check Brie weather in November.

In September, the weather is characterized by a wider temperature range, with minimums around 4°C (40°F) and maximums reaching up to 32°C (91°F), averaging 16°C (62°F). The month sees a moderate amount of precipitation at 57 mm (2.3 in) over roughly 9 days, coupled with a humidity level of 75%. In contrast, December brings cooler temperatures, with minimums dipping to -3°C (26°F) and maximums peaking at 15°C (60°F), averaging a chilly 7°C (45°F). Precipitation increases significantly during this month, totaling 103 mm (4.0 in) over 15 days, and humidity rises to 90%. For more detailed information, you can check Brie weather in December.

Compare Brie's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Brie

As September unfolds in Brie, the weather offers a unique charm that sets it apart from the hotter summer months. With a comfortable average temperature of 16°C (62°F), the days gradually cool down, making outdoor activities more enjoyable. The maximums reaching up to 32°C (91°F) can still surprise, reminiscent of summer's warmth, while the evenings remind us that autumn is on its way with lows dipping to 4°C (40°F). Although September sees about 57 mm (2.3 in) of rainfall spread across 9 days, the lush greenery it fosters adds to the area's scenic beauty. With a humidity level resting at 75%, the air retains a certain softness, making this transitional month a delightful time to experience Brie. For more detailed insights, visit Brie Climate.