Last updated: February 26, 2025
September in Roussillon, France offers a delightful blend of warm days and cooler nights, making it an ideal time to explore this picturesque region. With maximum temperatures reaching up to 32°C (91°F) and an average of 19°C (66°F), visitors can enjoy the outdoors under a typically sunny sky. However, a few rainy days—approximately 5 in total, contributing to 43 mm (1.7 in) of precipitation—can refresh the landscape and enhance the vibrant colors of the surroundings. Coupled with a humidity level of 71%, this month presents a comfortable climate that invites leisurely strolls through vineyards and charming streets, perfect for soaking in the local culture and natural beauty.
In Roussillon, France, September marks a delightful transition into early autumn. As summer yields to fall, the temperatures begin to shift, with minimums around 6°C (44°F) and averages peaking at 19°C (66°F), inviting outdoor exploration. Warm days persist, reaching maximums of 32°C (91°F), creating a perfect backdrop for vineyard visits and scenic hikes. This month strikes a harmonious balance between the lingering warmth of summer and the crispness of fall, offering gorgeous golden landscapes and the beginning of grape harvest season. Whether you're basking in the afternoon sun or enjoying a cool evening breeze, September in Roussillon promises a delightful climate experience.
In September, Roussillon, France, experiences a moderate rainfall, with 43 mm (1.7 in) of precipitation spread over 5 days. This marks a slight uptick compared to the drier summer months of July and August, which recorded just 18 mm and 28 mm, respectively. It seems the transition into autumn brings a refreshing change, as the territory prepares for the wetter months ahead. As October's rains typically double September's figures, the gradual increase in precipitation signals a shift in the weather patterns, ushering in the lush, vibrant landscape characteristic of the fall season. The more frequent rain is a welcome relief, replenishing the region's natural beauty after the long, dry summer.
In Roussillon, France, September marks a transition as humidity levels settle at 71%, reflecting a slight increase from the summer's low of 66% in August. This month is characterized by a gradual rise in moisture as the region prepares for the cooler autumn months. Following the drier months of July and August, September’s humidity is similar to that of early spring, suggesting a return to the more humid conditions typical of the region. As the year progresses, humidity levels will continue to climb, reaching their peak in November at 82%, but for now, September offers a comfortable balance as summer gently gives way to fall.
As summer transitions to autumn in Roussillon, France, September's UV Index reflects a shift towards milder sun exposure. With an index of 7, it falls back to a high exposure category, offering a slight respite from the oppressive levels of the preceding months. Visitors can safely enjoy up to 25 minutes in the sun before risking sunburn, which is a notable increase from the intense 15 minutes experienced during the peak summer months of June through August. Overall, this month serves as a reminder that while the summer heat begins to wane, UV rays remain potent. For more details about sun safety this month, explore the full report on the Roussillon UV Index.
UV Risk Categories
September in Roussillon, France, is a delightful bridging month that gracefully transitions from the sun-drenched heights of summer to the mellower tones of autumn. With 343 hours of sunshine, September offers a perfect blend of warmth and relief, reminiscent of the vibrant days that preceded it. As summer peaks in July with the highest solar bounty of 438 hours, the gradual decline follows suit, yet this enchanting month still holds onto the golden glow. Compared to October’s 304 hours, September’s sunshine invites visitors to bask in the lingering warmth while soaking in the rich hues of the changing landscape. This month is a wonderful reminder that even as the year nears its end, the sun remains a charming companion in the picturesque setting of Roussillon.
In Roussillon, France, September offers a 50% chance of sunny weather, striking a balance between the summer highs and the cooler autumn months. As the sunny streak of August (76%) begins to fade, September holds steady with a reasonable likelihood of sunshine. This month serves as a transitional period, showcasing an interesting trend: while the probability of clear skies takes a dip compared to the summer peak, it remains higher than many earlier months like April and May. Following September, October sees an increase to 61%, suggesting that while summer's end may bring clouds, the region doesn’t lose its sunny charm just yet. This lovely blend of sun and transitioning foliage makes September an appealing time to experience Roussillon's landscape.
As summer gives way to autumn in Roussillon, France, September marks a transition where daylight begins to wane, offering 12 hours of sunlight. This decline follows the peak of 15 hours experienced in June and July. The gradual decrease in daylight is indicative of the changing seasons, as August retains a generous 13 hours, but by September, the hint of cooler days starts to emerge. This rhythm of shifting light mirrors nature's own cycles, preparing the landscape for the richer hues of fall while still basking in the lingering warmth of summer's embrace. As the days shorten, Roussillon welcomes the cozy ambiance of autumn, inviting residents and visitors alike to savor the beauty of this picturesque region.
As September rolls into Roussillon, the gentle caress of the September wind reveals a noticeable decrease in average wind speed compared to the warmer months, settling at just 2.3 m/s (5 mph). This gradual decline, following the slightly breezier summer, indicates a transition toward autumn, where the landscape begins to change colors and the air cools. Remarkably, September holds the lowest wind speed of the year, contrasting with the bustling July, which peaks at 3.0 m/s (7 mph). This shift not only marks a change in the weather but also invites a serene atmosphere, perfect for savoring the tranquility of the region's stunning landscapes as they prepare for the coming fall.
The weather in Roussillon 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 Roussillon and find detailed weather information for every month.
September and January present distinctly different weather profiles. In September, temperatures range from a comfortable minimum of 6°C (44°F) to a warm maximum of 32°C (91°F), with an average of 19°C (66°F). The month experiences 43 mm of precipitation over about 5 days, accompanied by a humidity level of 71%. In contrast, January features much colder conditions, with temperatures dropping to a minimum of -5°C (23°F) and peaking at 16°C (61°F), resulting in an average of just 5°C (40°F). This month sees slightly less precipitation at 40 mm, but over more frequent rainy days, approximately 7, and higher humidity at 80%. For a detailed look at January conditions, you can visit Roussillon weather in January.
In comparing the weather of September and February, we see distinct differences in temperature and overall climate conditions. September typically enjoys a much warmer range with average temperatures around 19°C (66°F) and maximums reaching 32°C (91°F), while February is markedly cooler, with average temperatures lingering at just 7°C (45°F) and highs of 19°C (67°F). Precipitation patterns are fairly similar, with both months receiving about 37-43 mm of rain over 5 days; however, September's feel is amplified by its higher humidity of 71%, compared to February's 73%. For a more detailed look at February's conditions, you can check Roussillon weather in February.
Comparing the weather in September and March reveals distinct seasonal differences. In September, temperatures range from a minimum of 6°C (44°F) to a maximum of 32°C (91°F), with an average of 19°C (66°F). This month experiences relatively less precipitation, totaling 43 mm (1.7 in) over approximately 5 days, while maintaining a comfortable humidity level of 71%. In contrast, March features cooler temperatures, with a minimum of -5°C (22°F) and a maximum of 22°C (72°F), averaging around 9°C (49°F). Precipitation is slightly higher at 60 mm (2.4 in) across 7 days, yet the humidity remains consistent at 71%. For a more detailed look at the weather in March, visit Roussillon weather in March.
When comparing the weather in September and April, notable differences emerge. September enjoys warmer temperatures with a minimum of 6°C (44°F) and averages around 19°C (66°F), while April experiences cooler conditions, starting with a minimum of -3°C (26°F) and an average of 12°C (54°F). Precipitation is less frequent in September, totaling 43 mm (1.7 in) over 5 days, compared to April's 72 mm (2.8 in) over 9 days. Additionally, humidity levels are slightly higher in April at 75%, compared to 71% in September. For more detailed insights about the weather during April, you can visit Roussillon weather in April.
When comparing the weather in September and May, several notable differences emerge. September generally offers milder temperatures, with a minimum of 6°C (44°F) and an average high of 32°C (91°F), making it warmer than May, which has a minimum of 1°C (35°F) and an average high of 30°C (87°F). However, May experiences significantly more rainfall, accumulating 96 mm (3.8 in) over 11 days compared to September's 43 mm (1.7 in) over just 5 days. Humidity levels are comparable in both months, with September at 71% and May slightly higher at 74%. For a closer look at May's weather characteristics, you can check this link: Roussillon weather in May.
September and June offer distinct weather experiences. In September, temperatures range from a minimum of 6°C (44°F) to a maximum of 32°C (91°F), with an average temperature of 19°C (66°F). The month typically sees about 43 mm (1.7 in) of precipitation over approximately 5 days, paired with a humidity level of 71%. In contrast, June presents slightly warmer conditions, with temperatures ranging from a minimum of 8°C (46°F) to a scorching maximum of 40°C (105°F) and an average of 21°C (70°F). This month also experiences about 42 mm (1.7 in) of rainfall over 6 days and similar humidity at 72%. For more specific details on weather patterns, you can check Roussillon weather in June.
In comparing the weather of September and July, September showcases a wider temperature range, with minimums dipping to 6°C (44°F) and maximums reaching up to 32°C (91°F), while July typically features milder temperatures ranging from a minimum of 12°C (54°F) to a maximum of 35°C (95°F). The average temperature in September is cooler at 19°C (66°F) compared to 24°C (75°F) in July. Additionally, September experiences more precipitation, with 43 mm (1.7 in) falling over 5 days, while July sees only 18 mm (0.7 in) over 3 days. The humidity is slightly higher in September at 71%, compared to July's 69%. For a closer look at July weather, you can find more information here: Roussillon weather in July.
In comparing the weather of September to that of August, it is clear that September brings cooler temperatures, with a minimum of 6°C (44°F) and a maximum of 32°C (91°F), contrasting with August's warmer range of 10°C (51°F) to 36°C (97°F). The average temperature in September is 19°C (66°F), down from August's 23°C (74°F). Additionally, September experiences slightly more rainfall than August, with 43 mm (1.7 in) over 5 days compared to 28 mm (1.1 in) over 3 days in August. Humidity levels are also higher in September at 71%, compared to 66% in August. For more detailed information, you can visit Roussillon weather in August.
In September, temperatures in Roussillon range from a mild minimum of 6°C (44°F) to a warm maximum of 32°C (91°F), with an average temperature of 19°C (66°F). The month experiences relatively low precipitation, totaling 43 mm (1.7 in) over just 5 days and a humidity level of 71%. In contrast, October brings cooler temperatures, with a minimum of 2°C (36°F) and a maximum of 25°C (77°F), resulting in a significantly lower average of 14°C (58°F). Additionally, October sees increased rainfall, with precipitation reaching 93 mm (3.7 in) over 7 days and humidity rising to 78%. For more detailed insights into the weather during this month, you can visit Roussillon weather in October.
September and November exhibit stark contrasts in weather patterns. In September, temperatures range from a mild 6°C (44°F) at night to a warm 32°C (91°F) during the day, with an average of 19°C (66°F). The month sees relatively low precipitation, totaling 43 mm (1.7 in) over just 5 days, and a humidity level of 71%. In contrast, November brings cooler temperatures, with nighttime lows dropping to -2°C (28°F) and daytime highs reaching only 20°C (67°F), averaging 9°C (48°F). This month is wetter, recording 108 mm (4.2 in) of precipitation across 10 days, accompanied by a higher humidity of 82%. For more details on November weather, you can visit Roussillon weather in November.
September and December present contrasting weather conditions. In September, temperatures range from a mild 6°C (44°F) at night to a warm 32°C (91°F) during the day, with an average of 19°C (66°F). This month experiences 43 mm (1.7 in) of precipitation spread over about 5 days, accompanied by a humidity level of 71%. In stark contrast, December sees much cooler temperatures, with minimums dropping to -4°C (25°F) and a maximum of 18°C (65°F), averaging only 6°C (42°F). The month is wetter, with 90 mm (3.5 in) of precipitation over 9 days and higher humidity at 79%. For more details, you can check Roussillon weather in December.
As September arrives in Roussillon, the weather begins to shift, blending the remnants of summer warmth with hints of autumn's coolness. The days offer a delightful mix of sunny skies and comfortable temperatures, making it a fantastic time for outdoor activities. Compared to the sweltering peak summer months, September is notably less humid, with a refreshing transition marked by occasional rain showers that nourish the landscape. This month strikes a perfect balance, presenting a charming yet mild climate ideal for exploring the beauty of the region. For a deeper dive into Roussillon’s weather patterns and how they shape your visit, check out Roussillon Climate.