Last updated: February 26, 2025
Experience the delightful September weather of Marseille, France, where temperatures range from a pleasant minimum of 11°C (53°F) to a warm maximum of 28°C (83°F), averaging around 21°C (70°F). This vibrant coastal city enjoys a moderate humidity level of 71%, creating a comfortable atmosphere for outdoor activities. However, with 5 days of precipitation and a total rainfall of 39 mm (1.5 in), it's wise to keep an umbrella handy while you explore the beautiful sights and sounds of Marseille. Enjoy the crisp ocean air and the lively ambiance as summer transitions to fall in this enchanting locale!
In September, Marseille boasts a delightful transition into autumn, with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 28°C (83°F). The month offers an average temperature of 21°C (70°F), making it an ideal time to explore the city comfortably. Compared to the sweltering heat of August, where highs reach 32°C (90°F), September gently cools down, yet still embraces the warmth of summer, perfect for outdoor activities and leisurely strolls along the stunning coastline. As the days gradually become shorter, the crispness in the air hints at the upcoming change in seasons, all while maintaining that quintessential Mediterranean charm.
September in Marseille sees a moderate shift in the weather, as the summer dryness gives way to slightly wetter conditions. With 39 mm of rainfall spread over 5 days, the month marks a return of more frequent precipitation compared to the drier July and August. This uptick hints at the seasonal transition, paving the way for the heralding autumn months ahead. Interestingly, while September remains relatively mild, it sets the stage for the rainier October, which almost doubles the precipitation to 88 mm. This gradual increase not only refreshes the landscape but also signals a shift in the region's climatic rhythm, as the days grow shorter and the air begins to cool.
As summer gently transitions into autumn in Marseille, September brings with it a moderate humidity level of 71%. This marks a slight increase from the drier months of July and August, which recorded 69% and 66% respectively, reflecting the region's shift towards more moisture-laden air. While still below the winter averages, September's humidity feels comfortable, straddling the line between the fading warmth of summer and the impending cooler months. As the year progresses, one can expect humidity levels to rise again, peaking in late autumn with November and December showing 82% and 79%. This cyclical pattern underscores Marseille's Mediterranean climate, characterized by its seasonal variations that keep the air crisp yet inviting throughout the year.
As summer transitions to autumn in Marseille, the UV Index in September drops to 7, categorizing it as high and allowing for a slightly longer burn time of 25 minutes. This month marks a gradual decrease from the peak UV levels observed in the summer, which showcased a consistent high risk with values reaching 10 in June and fluctuating between 8 and 9 in July and August. Despite this decline, September still requires vigilance, as the UV exposure remains significant, reflecting a trend of caution as the season changes. To stay informed about UV levels in your area and plan your sun exposure wisely, check out the comprehensive data at Marseille 12 UV Index.
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As summer gently transitions into autumn, September in Marseille continues to bask in a generous 345 hours of sunshine, maintaining a vibrant glow even as the days begin to shorten. This month, while slightly lower than the peak summer months like July with its impressive 436 hours, still showcases a remarkable amount of sunlight compared to the cooler months ahead. The trend reveals a noticeable increase in sunshine from the depths of winter, where January recorded a mere 199 hours, gradually climbing through the spring and summer. By September, with the rich warmth of summer still lingering, visitors and locals alike can enjoy the beautiful coastal views and the Mediterranean charm that define this lively city, making it a delightful time to explore before the autumn chill sets in.
In September, the likelihood of sunny weather in Marseille 12, France stands at 52%, which indicates a slight dip from the peak summer months. As the seasons transition, this modest chance of sunshine follows a summer of warm, sun-soaked days, with August boasting a robust 73% likelihood. While September's weather may be less predictable than the height of summer, it still offers a fair opportunity for pleasant, sunny days against a backdrop of early autumnal charm. Observing the yearly pattern, it's clear that the city enjoys a vibrant stretch of sunny days from late spring through summer, making September a lovely, albeit slightly less reliable, month for sunshine.
As summer wanes in Marseille, September ushers in a subtle transition with daylight lasting approximately 12 hours. This marks a gradual decline from the sun-drenched 15 hours seen in June, reflecting the shift toward autumn. The month balances warmth and light, offering enough brightness for outdoor activities while hinting at the impending shorter days of October and beyond, which will soon return to 10 hours. This cyclical dance of daylight mirrors nature's rhythm, inviting residents and visitors alike to savor the last of summer's glow before the coziness of fall settles in.
As September unfolds in Marseille, the winds begin to mirror the gradual transition from summer to autumn, with an average speed of 4.3 m/s (10 mph). This slight dip in wind speed reflects a trend observed throughout the summer months; July and August both recorded similar breezes but slightly higher at around 4.5 m/s (10 mph). The gentle gusts echo the city's vibrant atmosphere, balancing cooler evenings with the lingering warmth of late-summer days. Notably, this month marks a subtle bridge towards the brisker winds of the following months, which typically bring stronger currents, especially as November approaches with an average increase to 5.4 m/s (12 mph). This seasonal shift offers a fresh dynamic to the coastal landscape, inviting both locals and visitors to enjoy the refreshing breezes as they linger along the picturesque Mediterranean shores.
The weather in Marseille 12 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 12 and find detailed weather information for every month.
In September, the weather is notably warmer, with average temperatures around 21°C (70°F) and a maximum of 28°C (83°F), making it ideal for outdoor activities. This month experiences relatively low precipitation at 39 mm (1.5 in) over about 5 days, and humidity levels are at 71%. In contrast, January brings a significant drop in temperatures, averaging 9°C (48°F) with a maximum of only 16°C (62°F). This winter month sees increased rainfall at 55 mm (2.2 in) over 7 days, coupled with higher humidity at 80%. For more detailed information about January weather in the region, you can refer to Marseille 12 weather in January.
September and February present contrasting weather conditions. In September, temperatures range from a mild 11°C (53°F) at night to a warm 28°C (83°F) during the day, with an average of 21°C (70°F). The month sees about 39 mm (1.5 in) of precipitation spread over five days and maintains a comfortable humidity level of 71%. In contrast, February brings much cooler temperatures, with a minimum of -1°C (31°F) and a maximum of 18°C (65°F), averaging around 10°C (50°F). This month has slightly more precipitation at 40 mm (1.6 in), occurring on seven days, while humidity levels rise slightly to 73%. For a more detailed look at the February weather in Marseille, you can check out Marseille 12 weather in February.
In September, the weather is generally warmer with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 28°C (83°F), and an average of 21°C (70°F). The month sees a total precipitation of 39 mm (1.5 in) over about 5 days, while humidity remains steady at 71%. In contrast, March experiences significantly cooler temperatures, with a minimum of 1°C (34°F) and a maximum of 20°C (68°F), averaging 11°C (53°F). Although March has slightly higher precipitation at 49 mm (1.9 in) over 6 days, the humidity remains the same at 71%. For a closer look at March weather, you can visit Marseille 12 weather in March.
September and April showcase two distinct weather patterns. In September, 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). The month experiences approximately 39 mm (1.5 in) of precipitation over an average of 5 days, accompanied by a humidity level of 71%. In contrast, April's weather is cooler, with a minimum temperature of 4°C (39°F) and an average of 14°C (57°F), reaching a maximum of 21°C (70°F). This month is wetter, experiencing around 70 mm (2.7 in) of precipitation on 8 days, and notably higher humidity at 75%. For more detailed information, you can visit Marseille 12 weather in April.
In September, the weather is generally warmer than in May, with average temperatures reaching 21°C (70°F) compared to May's 17°C (63°F). While September can boast a maximum temperature of 28°C (83°F), May's highs only reach 27°C (82°F). However, May experiences more frequent precipitation, with rain on 8 days and a total of 63 mm, compared to September's 39 mm over just 5 days. Both months have similar humidity levels, around 71% for September and slightly higher at 74% for May. For more detailed weather comparisons, check out Marseille 12 weather in May.
In comparing the weather of September and June, we find some notable differences. September generally has cooler temperatures, with a minimum of 11°C (53°F) compared to June’s 14°C (57°F). Both months have the same average temperature of around 21°C (70°F), but June can reach a higher maximum of 31°C (88°F), whereas September peaks at 28°C (83°F). Rainfall is slightly more frequent in September, accumulating 39 mm (1.5 in) over 5 days, while June experiences less precipitation at 24 mm (0.9 in) across just 4 days. Humidity levels are comparable, with September at 71% and June slightly higher at 72%. For more detailed weather information, you can check Marseille 12 weather in June.
July weather is generally warmer than September, with minimum temperatures starting at 17°C (62°F) and averaging around 24°C (75°F), while September has cooler minimums at 11°C (53°F) and an average of 21°C (70°F). The maximum temperatures in July peak at 30°C (86°F), compared to September's maximum of 28°C (83°F). Additionally, July experiences significantly less precipitation, with only 9 mm (0.4 in) falling over just 1 day, contrasted with September's 39 mm (1.5 in) spread over 5 days. Humidity levels are quite similar, with July at 69% and September slightly higher at 71%. For a detailed overview of July weather, visit Marseille 12 weather in July.
In comparing the weather of September to August, September offers cooler temperatures, with a minimum of 11°C (53°F) and an average of 21°C (70°F), contrasting with August's warmer minimum of 17°C (63°F) and average of 24°C (76°F). The peak temperature in September reaches 28°C (83°F), which is noticeably lower than August's maximum of 32°C (90°F). Additionally, September experiences more precipitation, averaging 39 mm (1.5 in) over 5 days, while August is much drier, with only 16 mm (0.6 in) over just 1 day. Humidity levels are slightly higher in September at 71%, compared to 66% in August. For a detailed look at August's climate, you can visit Marseille 12 weather in August.
September typically features milder temperatures, with average highs reaching 28°C (83°F) and lows around 11°C (53°F). The month sees an average of 39 mm of rainfall over about 5 days, maintaining a humidity level of 71%. In contrast, October experiences cooler temperatures, with daytime averages dropping to 17°C (63°F) and nighttime lows at 9°C (48°F). Precipitation increases significantly, reaching 88 mm (3.5 in) over approximately 7 days and humidity rising to 78%. For more details on October weather, you can check Marseille 12 weather in October.
September weather typically presents a mild and pleasant atmosphere, with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 28°C (83°F). The average temperature hovers around 21°C (70°F), accompanied by relatively low precipitation of 39 mm (1.5 in) over about 5 days, while humidity levels sit at a comfortable 71%.
In contrast, November brings cooler temperatures, with a minimum of 5°C (42°F) and a maximum of 19°C (67°F). The average temperature drops significantly to 13°C (56°F), and the month is much wetter, receiving 127 mm (5.0 in) of rain over approximately 12 days, along with higher humidity at 82%.
For a detailed look at the weather conditions in November, visit Marseille 12 weather in November.
September and December present a stark contrast in 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), creating a warm and pleasant atmosphere. Precipitation is relatively low at 39 mm (1.5 in) over five days, and humidity stands at 71%. In contrast, December sees cooler temperatures, with a minimum of 2°C (36°F) and a maximum of 18°C (64°F), averaging only 10°C (50°F). The month experiences increased rainfall, totaling 76 mm (3.0 in) across nine days, and humidity rises slightly to 79%. For a more detailed look at December weather, visit Marseille 12 weather in December.
In September, Marseille experiences a delightful transition from the warm summer months to a milder autumn climate. The warmth is still present, with comfortable temperatures, yet the increasing humidity and occasional rain fall signal a shift in the weather pattern. While you can enjoy sunny days, the likelihood of brief showers reminds us that summer is giving way to fall. This balance of warmth and moisture makes September a unique time to explore the city's charm compared to the sweltering heat of July and August. For a deeper understanding of the weather patterns throughout the month, check out Marseille 12 Climate.