Last updated: February 26, 2025
In L'Ile-Rousse, France, September showcases a delightful blend of warmth and mildness, with an average temperature hovering around 22°C (72°F). Days can reach a pleasant maximum of 28°C (82°F), while evenings cool down to a refreshing minimum of 14°C (57°F). While the month is generally pleasant, expect occasional rains, with 31 mm (1.2 in) of precipitation spread across 7 days, contributing to a humidity level of about 70%. This balance of warmth and moisture creates an inviting atmosphere for visitors, making it an ideal time to explore the scenic beauty of this charming coastal town.
In September, L'Ile-Rousse experiences a delightful transition as summer begins to wane. The temperatures remain pleasant, with minimums around 14°C (57°F), making it comfortably warm, while the average climbs to 22°C (72°F) and peaks at a delightful 28°C (82°F). This trend showcases a gradual cooling from the scorching summer highs, yet the warmth still lingers, inviting visitors to enjoy the stunning coastal views and outdoor activities. As September unfolds, the vibrant atmosphere offers a perfect balance of warmth, making it an ideal time to explore this charming French destination before the cooler autumn days set in.
In September, L'Ile-Rousse experiences a moderate shift in precipitation, with 31 mm (1.2 in) of rainfall spread over 7 days. This marks an increase compared to the drier summer months of July and August, which saw only 18 mm (0.7 in) and 14 mm (0.6 in), respectively. As the transition to autumn begins, the rainfall levels signal a return to more balanced weather patterns. This upturn in precipitation reflects a typical trend as the region prepares for the wetter months ahead, particularly October, which typically averages 58 mm (2.3 in), setting the stage for more frequent rainy days in the following months.
In September, L'Ile-Rousse experiences a comfortable humidity level of 70%, contributing to the warm and pleasant atmosphere of early autumn. This slight dip from the peak summer months, when humidity hovered around 68% to 69%, suggests a gradual transition towards the wetter fall season. Observing the trend, the humidity begins its ascent in October, rising to 77% and continuing to climb as winter approaches, reaching 80% by November. Overall, September's humidity reflects a balanced blend of summer and fall, maintaining a sense of freshness before the more humid months set in.
As summer transitions into autumn, September in L'Ile-Rousse, France, sees a notable shift in sun intensity with a UV Index of 7, categorizing exposure as high. This marks a decrease from the peak summer months, where the index consistently hovered around 9 or 10, prompting very high precautions and shorter burn times of just 15 minutes. In contrast, September's burn time extends back to 25 minutes, allowing for more comfortable outdoor activities while still necessitating sensible sun protection. This trend reflects a gradual easing of summer's scorching rays, but vigilance remains crucial as the UV levels are significantly higher than the winter months. For more detailed information on UV exposure throughout the year, visit L'Ile-Rousse UV Index.
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As summer gracefully transitions into autumn, September in L'Ile-Rousse, France, offers a delightful blend of warm rays and refreshing breezes, boasting 346 hours of sunshine. This marks a gentle decline from the peak sunlight enjoyed in the sun-drenched months of July and August, while still maintaining a vibrant glow. The trend reveals a gradual yet noticeable shift as the year progresses, where the sun blazes at its brightest from June through August before easing into the milder temperatures of fall. While September’s sunlight is slightly reduced compared to its predecessors, it remains a charming time to explore the stunning landscapes, inviting activities, and rustic charm that this coastal gem has to offer.
As summer gracefully transitions into autumn, September in L'Ile-Rousse, France, presents a notable shift in sunshine potential. With a 60% chance of sunny weather, this month enjoys a favorable outlook, comfortably resting above the spring average yet below the peak summer months of July and August. This trend reveals that while the intensity of summer sun wanes, September still offers a pleasantly warm climate for outdoor activities, making it a delightful time to explore this picturesque coastal town. As the season progresses, the likelihood of sunny days gradually decreases, hinting at the approaching cooler months, but September remains a bright spot on the calendar.
As summer transitions into autumn, September in L'Ile-Rousse, France, offers a gentle decline in daylight, with 12 hours of light to enjoy each day. This marks a shift from the sun-drenched months of June and July, where daylight peaked at 15 hours, inviting a vibrant outdoor lifestyle. August sees a slight tapering to 13 hours, setting the stage for September’s sweet spot of moderation. Following this, the days continue to shorten, leading into the cozy embrace of fall with only 11 hours in October. This gradual ebbing of daylight not only heralds seasonal changes in nature but also invites locals and visitors alike to savor the golden twilight of early autumn in this picturesque coastal town.
As summer fades into autumn, September in L'Ile-Rousse brings a gentle shift in the wind, with an average speed of 3.6 m/s (8 mph)—consistent with the previous months of July and August. This moderate breeze, a welcome respite from the heat, enhances the island's serene atmosphere, making it an ideal time for leisurely strolls along the coast. Interestingly, following a peak in windiness during the spring, with May seeing an average speed of 5.1 m/s (11 mph), the winds begin to calm as the year transitions. This trend continues into October, suggesting a gradual return to the gentler breezes that characterize the late summer and fall months in this picturesque corner of France.
The weather in L'Ile-Rousse 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 L'Ile-Rousse and find detailed weather information for every month.
In comparing the weather between September and January, we see a noticeable shift in temperatures and conditions. September enjoys milder temperatures, with minimums around 14°C (57°F) and maximums reaching up to 28°C (82°F), making it a pleasant month with an average of 22°C (72°F). The rainfall in September is relatively light at 31 mm (1.2 in), occurring over about 7 days, coupled with a humidity level of 70%.
In contrast, January experiences cooler weather, with minimum temperatures dipping to 4°C (39°F) and an average of just 10°C (51°F). The maximum temperature is also significantly lower at 16°C (61°F). January sees a bit more precipitation at 40 mm (1.6 in) over the same number of rainy days, but it comes with higher humidity, reaching 80%. For more details about the weather in January, you can visit L'Ile-Rousse weather in January.
September weather tends to be much warmer than February, with average temperatures reaching 22°C (72°F) compared to February's chillier average of 11°C (52°F). While September enjoys a maximum temperature of 28°C (82°F), February peaks at a mild 17°C (64°F). Conversely, February experiences higher precipitation at 56 mm (2.2 in) over 7 days, compared to September's 31 mm (1.2 in) during the same duration, indicating a wetter landscape during the winter month. Both months have similar humidity levels of around 70-72%, but the overall climate feels noticeably different. For a detailed look at February weather, check out L'Ile-Rousse weather in February.
In September, the weather is notably warmer with average temperatures ranging from 14°C (57°F) to a max of 28°C (82°F), making it a pleasant time for outdoor activities. With only 31 mm (1.2 in) of precipitation over 7 days, the humidity sits at a comfortable 70%. In contrast, March brings cooler temperatures, with averages between 2°C (36°F) and 17°C (63°F). This month experiences slightly more rainfall, totaling 44 mm (1.7 in) over the same number of days, while humidity remains similar at 69%. For a detailed look at March weather, you can check out L'Ile-Rousse weather in March.
When comparing the weather in September and April, a noticeable difference in temperature becomes clear. September enjoys milder conditions with average temperatures ranging from a minimum of 14°C (57°F) to a maximum of 28°C (82°F), while April is cooler, with temperatures peaking at 20°C (69°F) and dipping as low as 6°C (44°F). Additionally, September experiences less precipitation, totaling 31 mm (1.2 in) over 7 days, compared to April's 46 mm (1.8 in) across 9 days. Humidity levels are also slightly higher in April at 74%, compared to 70% in September. To learn more about the specific weather conditions in April, check out L'Ile-Rousse weather in April.
September and May present contrasting weather patterns. September boasts warmer averages, with daytime temperatures ranging from a minimum of 14°C (57°F) to a maximum of 28°C (82°F), while May's temperatures are cooler, peaking at 26°C (78°F). Precipitation is more frequent in May, with 64 mm (2.5 in) over 9 days compared to September's 31 mm (1.2 in) over 7 days. Additionally, humidity levels are slightly higher in May at 75%, compared to 70% in September. For a closer look at May weather specifics, check out L'Ile-Rousse weather in May.
When comparing the weather in September and June, both months showcase similar average temperatures of around 22°C (72°F). However, September tends to be slightly warmer with maximum temperatures reaching 28°C (82°F) compared to June's peak of 29°C (84°F). In terms of precipitation, September sees more rain, with 31 mm (1.2 in) over 7 days, while June has less, with 22 mm (0.8 in) over just 4 days. Humidity levels are comparable, hovering around 70-72%. For a detailed view of June weather in L'Ile-Rousse, you can check out this link: L'Ile-Rousse weather in June.
When comparing the weather in September and July, there are notable differences in temperature and precipitation. July tends to be warmer, with average temperatures ranging from a minimum of 19°C (66°F) to a maximum of 29°C (85°F), while September sees cooler temperatures, with a minimum of 14°C (57°F) and a maximum of 28°C (82°F). Additionally, July experiences significantly less rainfall, with only 18 mm (0.7 in) over 2 days, compared to September's 31 mm (1.2 in) across 7 days. Despite the slight increase in humidity in September at 70% compared to 69% in July, both months offer a relatively pleasant climate. For a detailed look at the weather specifics of July, you can visit L'Ile-Rousse weather in July.
In comparing the weather between August and September, we notice a distinct shift in temperature and precipitation patterns. August tends to be warmer, with minimum temperatures averaging around 20°C (68°F) and maximums reaching up to 31°C (88°F), while September sees a decrease, with minimums at 14°C (57°F) and maximums peaking at 28°C (82°F). While August is relatively dry with only 14 mm of precipitation falling over a couple of days, September experiences more rainfall at 31 mm over seven days, reflecting a transition into the wetter season. Humidity levels are fairly comparable, with August at 68% and September slightly higher at 70%. For more details about August weather in L'Ile-Rousse, you can visit L'Ile-Rousse weather in August.
September tends to be warmer than October, with average temperatures reaching 22°C (72°F) compared to October's average of 19°C (66°F). Although both months experience precipitation on 7 days, October is notably wetter, receiving 58 mm (2.3 in) of rain compared to September's 31 mm (1.2 in). Additionally, humidity levels increase in October to 77%, making the air feel a bit more muggy than the 70% average humidity in September. For more details on the weather during October, you can check out L'Ile-Rousse weather in October.
September and November present contrasting weather patterns. In September, temperatures typically range from a minimum of 14°C (57°F) to a maximum of 28°C (82°F), with an average of 22°C (72°F), complemented by relatively low precipitation of 31 mm (1.2 in) over about 7 days and humidity around 70%. In stark contrast, November sees cooler temperatures, with a minimum of 8°C (47°F) and a maximum of 20°C (68°F), averaging only 15°C (59°F). Additionally, November is characterized by significantly higher rainfall, totaling 115 mm (4.5 in) over 16 days, and an increase in humidity to 80%. For more detailed insights, check L'Ile-Rousse weather in November.
In September, the weather tends to be warmer, with average temperatures around 22°C (72°F) and maximums reaching up to 28°C (82°F), while December sees cooler conditions with average temperatures dipping to 12°C (54°F) and highs of 17°C (62°F). Additionally, September experiences lower precipitation levels at 31 mm (1.2 in) over about 7 days, compared to December's significantly higher rainfall of 87 mm (3.4 in) over approximately 12 days. Humidity is also slightly higher in December at 76%, compared to 70% in September. To learn more about the December weather specifics, visit: L'Ile-Rousse weather in December.
As summer gives way to autumn, September in L'Ile-Rousse presents a delightful transition. The temperatures remain pleasantly warm, yet they start to cool from the peak summer highs, offering a comfortable average that invites outdoor exploration. With reduced humidity levels and a moderate amount of rainfall spread over a handful of days, it's a refreshing time to visit. This month stands out as it captures the lingering warmth of summer while hinting at the cooler days ahead. For a deeper dive into what to expect throughout the year, explore our detailed guide on L'Ile-Rousse Climate.