Last updated: February 26, 2025
September in Marseille, France presents a delightful blend of warm temperatures and refreshing breezes, making it an ideal time to explore this vibrant Mediterranean city. With maximum temperatures reaching 28°C (83°F) and an average of 21°C (70°F), visitors can enjoy pleasant days filled with sunshine. However, nights can be cooler, dipping to a minimum of 11°C (53°F). Although the total precipitation amount is 39 mm (1.5 in) over the month, rain typically falls on just 5 days, ensuring ample dry moments to experience the stunning coastal views. The air carries a humidity level of 71%, adding a touch of softness to the autumn atmosphere that enchants both locals and travelers alike.
In September, Marseille experiences a delightful transition as summer wanes, with temperatures offering a perfect blend of warmth and comfort. The month begins with mild mornings at a minimum of 11°C (53°F), rising to an inviting average of 21°C (70°F), and peaking at 28°C (83°F) during the day. This marks a gradual decline from the sizzling highs of August, providing a refreshing atmosphere for leisurely activities and outdoor explorations. With the sun still shining brightly, September showcases a trend that balances summer's lingering warmth with the crisp beginnings of fall, making it an ideal time to enjoy the vibrant coastal views and rich culture of this beautiful city.
In September, Marseille experiences a shift in its weather patterns as precipitation levels rise to 39 mm (1.5 in), falling on an average of 5 days throughout the month. This increase marks a noticeable transition from the drier summer months of July and August, which saw only 9 mm and 16 mm of rain respectively. As summer gives way to autumn, the frequency of rainfall begins to mirror the patterns of earlier months in the year, with September's precipitation amount falling just short of the monthly totals of March and May, indicating a gradual return to more consistent rainfall. As Marseille prepares for October’s rainier climate, these early September showers not only revitalize the landscape but also signal the onset of a much-needed shift towards the wetter months ahead.
In September, Marseille experiences a noticeable shift in humidity, settling at 71% as summer draws to a close. This figure aligns closely with the moderate humidity levels observed in March and May, suggesting a transition towards the wetter months ahead. The summer months of June, July, and August boast the lowest humidity, peaking at just 66%, while the autumn months see an uptick, with October and November reaching higher levels of 78% and 82%, respectively. As the year progresses, the gradual increase in humidity serves as a reminder of the Mediterranean climate's seasonal fluctuations, highlighting Marseille's unique blend of warm summers and moist autumns.
As September unfolds in Marseille 09, the UV Index remains at a high level of 7, requiring a cautious approach to sun exposure with a burn time of 25 minutes. This marks a slight decrease from the intense very high levels witnessed in the peak summer months of June to August, where the UV Index soared to 10 and 9 respectively. The trend indicates a gradual shift towards more moderate conditions as the year progresses, particularly moving into the fall, where October's UV Index drops to 5. If you're planning outdoor activities, be sure to monitor the UV levels closely and protect your skin appropriately. For further insights, visit Marseille 09 UV Index.
UV Risk Categories
As summer gracefully transitions into autumn, September in Marseille still basks in a generous 345 hours of sunshine, marking a delightful close to the sun-soaked season. This month shines brightly compared to the earlier months of the year, showcasing an impressive climb from the chilly 199 hours of January up to the 436 hours basked in during July's peak. While the days gradually shorten and temperatures cool, September maintains a vibrant warmth, outshining the months that follow, such as October's 310 hours. This trend reveals a comforting consistency in Marseille's climate, enticing visitors to enjoy the lingering sunshine while savoring the onset of the fall season.
In Marseille during September, the likelihood of sunny weather sits at a moderate 52%, a slight dip from the sun-drenched months of August when the chance peaks at 73%. This trend illustrates a gradual shift towards the cooler fall season, following the summer's peak sunshine. While September may not boast the sunniest days of the year, it still presents a fair opportunity for pleasant weather, allowing visitors to savor the lingering warmth of summer. As autumn approaches, sunshine remains a cherished aspect of Marseille's charm, blending with the onset of a more temperate climate.
As summer wanes, September in Marseille greets residents and visitors with a delightful balance of daylight, offering approximately 12 hours of sunshine each day. This month marks a gentle transition from the peak of summer, characterized by 15 hours of daylight in June, to the more subdued hours of autumn, where daylight diminishes to 10 hours by October. The gradual decline from summer's exuberance to the welcoming warmth of early fall creates a picturesque backdrop for outdoor activities, as daylight starts to softly retreat yet maintains a lovely ambiance perfect for enjoying the city's vibrant atmosphere. As the days begin to shorten, those in Marseille can relish the lingering warmth of September before the cooler months arrive.
As summer gracefully turns to autumn, September in Marseille brings a refreshing average wind speed of 4.3 m/s (10 mph). This gentle breeze mirrors the trend seen in the preceding months, with wind speeds slightly tapering off from the higher velocities of earlier summer. After a peak in January at 6.4 m/s (14 mph), the winds gradually mellowed through the spring and summer. Notably, while the wind speed is consistent in September with that of April and July, it reintroduces a hint of briskness characteristic of the transition to fall. As the days grow shorter and the air crisper, the steady winds beckon both locals and visitors to embrace the outdoors, making it a perfect time for leisurely strolls along the coast.
The weather in Marseille 09 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 Marseille 09 and find detailed weather information for every month.
In September, the weather is relatively mild with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 28°C (83°F), averaging around 21°C (70°F). The month sees about 39 mm (1.5 in) of precipitation over five days, along with a humidity level of 71%. In contrast, January experiences much cooler temperatures, with a minimum of 1°C (34°F) and a maximum of 16°C (62°F), averaging only 9°C (48°F). Precipitation increases to 55 mm (2.2 in), falling over seven days, and the humidity rises to 80%. For more detailed weather insights, you can check Marseille 09 weather in January.
September and February present contrasting weather experiences. In September, the temperatures are generally warmer, with a minimum of 11°C (53°F) and an average of 21°C (70°F), peaking at 28°C (83°F). This month sees an average of 39 mm (1.5 in) of precipitation over about 5 days, coupled with a humidity level of 71%. In contrast, February brings much cooler conditions, with minimum temperatures dipping to -1°C (31°F) and an average of 10°C (50°F), reaching a maximum of 18°C (65°F). Precipitation is slightly higher in February, at 40 mm (1.6 in) over 7 days, with humidity marginally higher at 73%. For a more in-depth look at February weather in the area, check out Marseille 09 weather in February.
September and March present contrasting weather patterns. In September, temperatures range from a minimum of 11°C (53°F) to a maximum of 28°C (83°F), with an average of 21°C (70°F), making it generally warmer and more suitable for outdoor activities. The month experiences about 39 mm (1.5 in) of precipitation, falling over approximately 5 days, while humidity remains steady at 71%. In contrast, March is significantly cooler, with a minimum of 1°C (34°F) and a maximum of 20°C (68°F), yielding an average temperature of just 11°C (53°F). Precipitation increases marginally to 49 mm (1.9 in) over about 6 days, yet humidity stays consistent at 71%. For a more detailed analysis of the weather, you can visit Marseille 09 weather in March.
When comparing the weather in September and April, one can observe distinct differences in temperature and precipitation patterns. September typically enjoys warmer temperatures, with a minimum of 11°C (53°F) and an average of 21°C (70°F), making it a pleasant month for outdoor activities. In contrast, April has cooler temperatures, starting at a minimum of 4°C (39°F) and averaging 14°C (57°F).
In terms of precipitation, April is noticeably wetter, receiving 70 mm (2.7 in) over 8 days, compared to September's 39 mm (1.5 in) over 5 days. Humidity levels are slightly higher in April at 75%, while September maintains a comfortable 71%. For a more detailed look at weather trends, you can check out this Marseille 09 weather in April.
When comparing the weather in September and May, September typically offers warmer temperatures, with an average of 21°C (70°F) and a maximum reaching up to 28°C (83°F), while May has a cooler average of 17°C (63°F) and a maximum of 27°C (82°F). In terms of precipitation, September sees less rain, totaling 39 mm (1.5 in) over 5 days, compared to May's 63 mm (2.5 in) across 8 days, suggesting that September can be drier. Moreover, both months have relatively high humidity levels, with September at 71% and May slightly higher at 74%. For more detailed weather insights, check out Marseille 09 weather in May.
When comparing the weather in September and June, it’s clear that both months enjoy mild temperatures, but September tends to be slightly cooler overall. September features a temperature range with a minimum of 11°C (53°F), an average of 21°C (70°F), and a maximum of 28°C (83°F). In contrast, June starts off a bit warmer, with a minimum of 14°C (57°F), an average of 21°C (71°F), and peaks at 31°C (88°F). Precipitation is also less frequent in June, with only 24 mm (0.9 in) over 4 days, compared to September's 39 mm (1.5 in) over 5 days. Humidity levels are comparable, with September at 71% and June slightly higher at 72%. For more details, you can check Marseille 09 weather in June.
In comparing the weather between July and September, we see distinct differences in temperature and precipitation. July tends to be warmer, with minimum temperatures of 17°C (62°F) and average highs reaching 30°C (86°F). In contrast, September offers cooler mornings with a minimum of 11°C (53°F) and comfortable average temperatures around 21°C (70°F). Additionally, July experiences significantly less precipitation, with only 9 mm (0.4 in) over just one day, while September sees a higher total of 39 mm (1.5 in) across five days. Humidity levels are fairly comparable, sitting at 69% in July and slightly higher at 71% in September. For more detailed insights on July weather, you can check this link: Marseille 09 weather in July.
In comparing the weather between August and September, it's clear that September experiences cooler temperatures with a minimum of 11°C (53°F) and an average of 21°C (70°F), compared to August's warmer minimum of 17°C (63°F) and an average of 24°C (76°F). While August typically boasts higher temperatures, reaching a maximum of 32°C (90°F), September's highest temperature peaks at a milder 28°C (83°F). Additionally, September sees more precipitation, with 39 mm (1.5 in) falling over 5 days, in contrast to August's more favorable conditions with just 16 mm (0.6 in) of rain over a single day. The humidity also slightly increases in September, averaging 71% compared to August's 66%. For a closer look at August temperatures, visit Marseille 09 weather in August.
September typically offers warmer weather with average temperatures reaching a pleasant 21°C (70°F) and maximum highs of 28°C (83°F). In contrast, October cools down significantly, with average temperatures dropping to 17°C (63°F) and maximums reaching 25°C (77°F). Additionally, October experiences more precipitation, with 88 mm (3.5 in) over 7 days, compared to September's 39 mm (1.5 in) over just 5 days. Furthermore, humidity levels also rise in October to 78%, compared to September's 71%. For more detailed weather comparisons, visit Marseille 09 weather in October.
September and November exhibit quite a contrast in weather conditions. In September, temperatures are generally milder, ranging from a minimum of 11°C (53°F) to a maximum of 28°C (83°F), with an average of about 21°C (70°F). The month also sees relatively low precipitation, totaling 39 mm (1.5 in) over just 5 days, and a humidity level of 71%.
In contrast, November experiences significantly cooler temperatures, with a minimum of 5°C (42°F) and a maximum of 19°C (67°F), averaging around 13°C (56°F). This month is also much wetter, receiving 127 mm (5.0 in) of rainfall over 12 days and a higher humidity of 82%. For more detailed insights into the weather patterns, you can refer to Marseille 09 weather in November.
The weather in September is generally warmer and more pleasant than in December, with average temperatures reaching 21°C (70°F) compared to just 10°C (50°F) in December. September experiences milder conditions, with maximum temperatures of 28°C (83°F) and lower humidity at 71%. In contrast, December sees cooler temperatures, with a minimum of 2°C (36°F) and increased humidity at 79%, making it feel much colder. Additionally, precipitation is more frequent in December, averaging 76 mm (3.0 in) over 9 days, while September has lesser rainfall at 39 mm (1.5 in) over just 5 days. For a more detailed look into the December weather, you can check out Marseille 09 weather in December.
As September unfolds in Marseille, the transition from the warmth of summer to the milder embrace of autumn is palpable. With temperatures averaging around a comfortable 21°C (70°F), it's a delightful month for outdoor pursuits, albeit with some sporadic showers—five days of precipitation totaling 39 mm (1.5 in). The humidity, sitting around 71%, adds a slight dampness to the air, contrasting sharply with the dry heat of July and August. This shift not only alters the city's atmosphere but also invites visitors to experience Marseille's rich culture and stunning landscapes without the summer crowds. To explore the patterns and nuances of Marseille's weather throughout the year, visit Marseille 09 Climate.