Last updated: February 26, 2025
September in Carcassonne, France offers a delightful blend of warm days and cool nights, with maximum temperatures reaching 32°C (90°F) and an average of 19°C (66°F). As the summer yields to autumn, the weather becomes more comfortable, ideal for exploring the city's rich history. However, visitors should prepare for occasional rain, as 55 mm (2.2 in) of precipitation can be expected over 9 days throughout the month. With a humidity level of 73%, the air tends to feel a bit more humid, adding a soft, warm embrace to the enchanting ambiance of this medieval treasure.
In Carcassonne, France, September heralds the transition from the sweltering summer months to the milder embrace of autumn. With minimum temperatures averaging around 7°C (44°F) and daytime highs reaching up to 32°C (90°F), the month showcases a delightful blend of warmth and crispness. The average temperature sits comfortably at 19°C (66°F), suggesting that visitors can still enjoy sunny days while evenings begin to cool. Notably, September marks the end of the extreme heat experienced in July and August, offering a refreshing reprieve as the region prepares for the cooler months ahead. Whether you're wandering the historic streets or savoring local cuisine, the pleasant temperatures make this an ideal time to explore Carcassonne's rich cultural tapestry.
In September, Carcassonne experiences a moderate precipitation level, with 55 mm (2.2 in) of rainfall over approximately 9 days. This marks a slight uptick from the dry summer months of July and August, where the combined rainfall was just 72 mm (2.8 in) spread over 11 days. As autumn approaches, the weather begins to shift, nudging the city away from its sun-drenched summers toward a more balanced climate, reminiscent of the wetter spring months. This transition not only revitalizes the landscape but also signals the onset of a more consistent rainfall pattern as October looms with its average of 87 mm (3.4 in).
In Carcassonne, France, September marks a slight uptick in humidity, settling at 73% after a gradual decrease during the summer months. While the air is drier than the levels seen in the earlier months of the year, it still reflects the lingering warmth of late summer. This is part of a broader trend where humidity starts high in January at 87%, gradually dipping to its lowest point of 70% in August, before creeping back up in the fall. The transition into autumn brings a rise in moisture levels, preparing the region for the wetter months ahead. Thus, September serves as a bridge between the dry heat of summer and the more humid conditions of autumn, making it a unique time in Carcassonne’s climate.
In September, Carcassonne experiences a high UV Index of 7, indicating a step down from the intense summer months but still requiring caution. With a burn time of 25 minutes, sun exposure should be managed wisely, especially given the trends from May through August, where UV levels reached a peak of 10 during the hottest months. As the seasons transition towards October, when the UV Index drops to a more moderate 5, September offers a perfect opportunity to enjoy outdoor activities while remaining vigilant against sun exposure. For more detailed information about UV levels throughout the year, visit Carcassonne UV Index.
UV Risk Categories
As September arrives in Carcassonne, France, the city basks in a beautiful transition from the summer's blazing heat to a more temperate climate. With 342 hours of sunshine, September enjoys a significant glow, reminiscent of the sun-drenched months prior, yet decidedly milder than the peak of July, which boasts the highest at 429 hours. This pattern reveals a gradual decline as the days shorten, but the warmth lingers, inviting visitors to explore its historic streets and bask in the golden light of autumn. The data indicates that while the allure of summer fades, September still provides a delightful balance of sunny days, making it an ideal time for both relaxation and adventure in this enchanting region.
In Carcassonne, France, September offers a moderate chance of sunny weather with 28% likelihood of sunshine, following the sun-drenched summer months of July and August, which boast chances of 46% and 58%, respectively. This marks a clear drop as autumn approaches; April and May previously held comparable chances of sun at 45% and 31%. While September's weather can be a bit unpredictable, it symbolizes a gentle transition from the warmth of summer to the crispness of fall, making it a unique time to enjoy the beauty of this historic city under the sun.
As summer fades, September in Carcassonne, France, witnesses a gentle transition in daylight duration, offering an inviting balance of light and shadow. With 12 hours of daylight, this month marks a sweet spot just before the onset of autumn, showcasing a gradual decline from the sun-drenched 15 hours of June. This decrease continues a trend observed throughout the year, where daylight peaks in the summer months of June and July before tapering off. As the days get shorter, the vibrant hues of the early autumn landscape blend beautifully with the warm sunlight, creating a picturesque backdrop that invites exploration and reflection. The transition signals not only a shift in daylight but also a change in the rhythm of life in Carcassonne, ushering in cozy evenings and golden afternoons.
As September settles in Carcassonne, the gentle whispers of the wind reflect the gradual shift in seasons. With an average wind speed of 3.3 m/s (7 mph), it's a slight dip from the summer's calm, signaling the arrival of cooler days ahead. This trend of decreasing wind speeds begins in late spring, peaking in February at 4.9 m/s (11 mph), and continues through the summer months. The mild breezes of September offer a refreshing contrast to the heat, echoing the tranquil beauty of this historic city as it prepares for autumn. As we transition into October, the winds will sway between the autumn scents, reminding us of nature's cycle and the charm of Carcassonne's landscapes.
The weather in Carcassonne 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 Carcassonne and find detailed weather information for every month.
September and January present starkly contrasting weather conditions. In September, temperatures range from a mild 7°C (44°F) at night to a warm 32°C (90°F) during the day, with an average of 19°C (66°F) and relatively low precipitation at 55 mm (2.2 in) over 9 days. This month enjoys a comfortable humidity level of 73%. Conversely, January experiences much colder temperatures, with a minimum of -8°C (18°F) and a maximum of 17°C (64°F), resulting in an average of only 5°C (41°F). Precipitation increases to 83 mm (3.3 in) spread across 11 days, accompanied by higher humidity at 87%. For a deeper dive into January weather specifics, check out Carcassonne weather in January.
September and February present strikingly contrasting weather conditions. In September, temperatures range from a mild 7°C (44°F) at night to a warm 32°C (90°F) during the day, with an average of 19°C (66°F). This month sees relatively low precipitation, averaging 55 mm (2.2 in) over about 9 days, and a comfortable humidity level of 73%. In contrast, February experiences much colder temperatures, ranging from a minimum of -7°C (20°F) to a maximum of 22°C (71°F), with an average of 8°C (46°F). This month typically has higher precipitation, at 70 mm (2.8 in) spread over 10 days, and increased humidity at 83%. For those seeking more detailed information, you can check out Carcassonne weather in February.
September and March present contrasting weather patterns. In September, temperatures range from a cool 7°C (44°F) at night to a warm 32°C (90°F) during the day, bringing an average of 19°C (66°F). The month experiences 55 mm of rainfall over about 9 days, with a humidity level of 73%. In contrast, March is much chillier, with minimum temperatures dropping to -4°C (24°F) and maximums peaking at 21°C (70°F), yielding an average of 9°C (49°F). The precipitation is slightly higher at 78 mm over 12 days, alongside an increased humidity of 80%. For more detailed insights into the typical climate, check out Carcassonne weather in March.
Comparing the weather between September and April reveals distinct differences in temperature and conditions. In September, temperatures range from a cool 7°C (44°F) at night to a warm 32°C (90°F) during the day, while April experiences cooler temperatures, with a minimum of -2°C (29°F) and a maximum of 25°C (78°F). Both months see a similar amount of precipitation, with September having 55 mm (2.2 in) and April slightly higher at 61 mm (2.4 in), though both experience rainfall on about 9 days. Humidity is relatively high in both months, with September at 73% and April slightly higher at 77%. For a detailed look at April weather, you can check Carcassonne weather in April.
September and May present distinct weather characteristics, each marking a transition in the seasonal cycle. In September, temperatures typically range from a low of 7°C (44°F) to a comfortable average of 19°C (66°F), peaking at a high of 32°C (90°F). This month experiences a total precipitation of 55mm (2.2 in) over 9 days, coupled with a humidity level of 73%. In contrast, May tends to be cooler with temperatures ranging from a minimum of 2°C (36°F) to an average of 15°C (60°F), and a maximum of 30°C (87°F). It also sees higher rainfall, totaling 98mm (3.8 in) across 14 days, and slightly increased humidity at 75%. For a detailed overview of the weather in May, you can check out Carcassonne weather in May.
In comparing the weather between September and June, we find that both months experience mild to warm temperatures, with minimums around 7°C (44°F) in September and 7°C (45°F) in June. June tends to be slightly warmer on average, with temperatures peaking at 35°C (95°F), compared to September's maximum of 32°C (90°F). Precipitation levels are quite similar, with June receiving 54 mm (2.1 in) and September 55 mm (2.2 in), occurring on about 9 days in each month. Humidity remains consistent as well, at 73% in September and 74% in June, making both months feel similarly humid. For a more detailed look at the climate specifics, check out Carcassonne weather in June.
Comparing the weather in September and July, we see notable differences in temperature and precipitation patterns. September features a wider temperature range, with a minimum of 7°C (44°F) and a maximum of 32°C (90°F), while July typically has milder nights starting at 10°C (51°F) and warmer days peaking at 35°C (95°F). Precipitation is slightly higher in September, with 55 mm (2.2 in) falling over 9 days compared to July's 45 mm (1.8 in) over just 6 days. Humidity levels are comparable, with September at 73% and July at 72%. For more detailed information about July's weather, you can visit Carcassonne weather in July.
In comparing the weather between August and September, it's clear that September experiences cooler temperatures overall. The average daily temperature in September is 19°C (66°F), dropping from August's warmer average of 22°C (72°F). Notably, September sees a wider temperature range, with minimums dipping to 7°C (44°F) and maximums reaching up to 32°C (90°F), while August has a minimum of 11°C (52°F) and can peak at a high of 37°C (98°F).
Precipitation also increases in September, with 55 mm (2.2 in) falling across 9 days compared to August's 27 mm (1.0 in) over just 5 days. Humidity remains relatively comparable, with September at 73% and August at 70%. For more detailed insights about August weather, you can visit Carcassonne weather in August.
September and October present a striking contrast in weather patterns. September typically boasts warmer temperatures with averages around 19°C (66°F), peaking at 32°C (90°F), while October cools significantly with average temperatures dropping to 14°C (58°F) and a maximum of 28°C (83°F). Precipitation also increases, with October experiencing 87 mm (3.4 in) over 10 days compared to September's 55 mm (2.2 in) over 9 days. The humidity rises slightly from 73% in September to 82% in October, creating a more pronounced autumnal feel. For those interested in more details about the weather in October, you can check out Carcassonne weather in October.
September and November offer contrasting weather patterns in terms of temperature and precipitation. In September, temperatures range from a mild 7°C (44°F) to a warm 32°C (90°F), with an average of 19°C (66°F) and relatively low precipitation of 55 mm (2.2 in) over about 9 days. The humidity is also moderate at 73%. In contrast, November sees colder temperatures, with a minimum of -2°C (29°F) and an average of 9°C (49°F), peaking at 21°C (70°F). The month is wetter, experiencing 82 mm (3.2 in) of rainfall across 14 days, coupled with higher humidity at 87%. For a more detailed look, please visit Carcassonne weather in November.
In September, the weather is warm and pleasant, with temperatures ranging from a cool 7°C (44°F) at night to a high of 32°C (90°F) during the day, accompanied by an average temperature of 19°C (66°F). In contrast, December brings a notable chill, with minimum temperatures dropping to -4°C (25°F) and an average of just 7°C (45°F), peaking at 17°C (63°F). Furthermore, while September experiences 55 mm (2.2 in) of precipitation over 9 days, December sees a significant increase in both rainfall and the number of rainy days, totaling 121 mm (4.8 in) over 15 days. The humidity also rises in December to 88%, compared to September's 73%. For a more detailed look at the weather during December, you can visit Carcassonne weather in December.
As September rolls in, Carcassonne experiences a delightful transition in climate, distinguishing itself from the sweltering summer months. With average temperatures settling around a comfortable 19°C (66°F), the intense heat gives way to more pleasant days, perfect for exploring the city's rich history. However, the occasional rainfall—with about 9 days of precipitation and a total of 55 mm—adds a refreshing touch to the landscape, while the humidity level of 73% offers a touch of warmth without the summer's overpowering stickiness. This month stands out as a wonderful blend of warmth and refreshing showers, making it an ideal time to visit. For a deeper insight into the region's weather patterns throughout the year, check out Carcassonne Climate.