Last updated: August 21, 2025
Experience the charming September weather in Mamoudzou, Mayotte, where temperatures gently range from a comfortable 23°C (74°F) at night to a pleasant 27°C (80°F) during the day, with an average of 25°C (77°F). This month brings a slight drizzle with 15 mm (0.6 in) of rain spread across just 4 days, creating a lush, vibrant atmosphere. With humidity levels hovering around 72%, September offers a refreshing tropical climate perfect for exploration and relaxation. Enjoy the unique blend of warmth and moisture as you immerse yourself in the beauty of Mamoudzou.
In September, Mamoudzou, Mayotte, experiences a gentle transition in temperature as the island prepares for the upcoming warmer months. With minimums hovering around 23°C (74°F) and averages reaching 25°C (77°F), the climate remains pleasantly warm. Daily highs peak at around 27°C (80°F), offering just the right touch of tropical warmth without becoming overwhelming. This month signifies a gradual shift from the cooler, more temperate days of winter, marking a return to the familiar heat that characterizes much of Mayotte's year. As the humidity begins to rise, September provides a comfortable atmosphere that is perfect for enjoying the stunning beaches and lush landscapes of this enchanting island.
In September, Mamoudzou, Mayotte experiences a slight uptick in precipitation, recording 15 mm (0.6 in) over four days of rainfall. Following the dry months of June and July, which saw minimal rainfall, September marks a subtle transition as it begins to prepare for the wetter months ahead. This pattern reflects a gradual return to more typical weather, paving the way for increased precipitation in the following months. As the island approaches October and November, the precipitation amount is expected to rise, with October projected at 32 mm (1.3 in) and November at 35 mm (1.4 in). Thus, while September remains relatively dry compared to the rest of the year, it hints at the gradual re-emergence of rain, contributing to the evolving rhythm of Mamoudzou's climate.
In September, Mamoudzou experiences a slight increase in humidity, sitting at 72%. This marks a continuation of the drier conditions that commenced in the latter half of August, where humidity dipped to its lowest for the year at 70%. Generally, the month of September reflects a trend of moderate humidity, which is part of a gradual decrease from the 82% peaks of January and February. Following this pattern, as the year progresses towards the end, humidity begins to rise again, hinting at the seasonal shifts that characterize this tropical paradise.
In September, Mamoudzou, Mayotte experiences a UV Index of 13, classified as extreme, with a rapid burn time of just 10 minutes. This trend of high UV levels continues from the previous months, particularly August, which also posted a UV Index of 12. Notably, the peak UV Index months occur in the first half of the year, with January and February reaching an extreme 16. A slight decrease is observed in June and July, falling to 9 and 10, respectively, before climbing back up in August and remaining consistent into early fall. With such intense sun exposure, it's crucial for residents and visitors to take necessary precautions. Find more information about the UV Index here: Mamoudzou UV Index.
UV Risk Categories
September in Mamoudzou, Mayotte, enjoys a delightful continuation of the island's warmth, contributing to a robust total of 340 hours of sunshine. This month, nestled between the summer's peak and the approach of the year’s end, showcases a slight dip from August's impressive 344 hours yet remains vibrant and lively. As the year progresses, sunshine hours generally trend upward, peaking in October with 362 hours. The consistency in sun exposure from May to September, each month exceeding 330 hours, indicates a stable and inviting climate that enhances the allure of this tropical paradise. With each passing day, Mamoudzou's sun-kissed shores beckon, promising both relaxation and adventure under its radiant sky.
In Mamoudzou, Mayotte, September boasts a 77% chance of sunny weather, continuing a remarkable trend of increasing sunshine that begins in late spring. With the likelihood of sun peaking at 83% in August, the sunny days gradually transition into a slightly cooler October, which still maintains a robust 69% chance of sunshine. This trend highlights the region's reputation for delightful weather as it approaches the end of the dry season, making September a particularly appealing month for outdoor activities and enjoying the vibrant coastal scenery. The consistent pattern of sunny days not only enhances the region's allure but also positions September as an ideal time to experience all that Mamoudzou has to offer.
In Mamoudzou, Mayotte, the rhythm of daylight unfolds with a captivating consistency throughout the year. From January to March, residents enjoy a generous 12 hours of daylight daily, creating an ambience of vibrancy and activity. As spring transitions into a more temperate climate in April, daylight briefly dips to 11 hours and remains steady through the following months, fostering a sense of calm and reflection. However, come September, the island welcomes back 12 hours of daylight, mirroring the earlier months and signifying a return to longer, sunlit days. This pattern not only enhances the appeal of outdoor adventures but also underscores Mamoudzou’s unique position in enjoying a balance of light, regardless of the season.
In September, the winds in Mamoudzou take a gentle turn, with an average speed of 3.3 m/s (7 mph), marking a slight dip from the more vigorous gusts experienced earlier in the year. This month follows a summer peak where wind speeds reached their highest in July at 5.7 m/s (13 mph), showcasing a trend of increasing winds from late spring into the heart of summer. As autumn approaches, the breezes soften, foreshadowing a transition toward calmer conditions typical of the later months. Interestingly, compared to the windier summer months, September’s speeds align more closely with those of early spring, suggesting a rhythmic ebb and flow to the island's atmospheric dance.
Weather in Mamoudzou varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Mamoudzou, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January in Mamoudzou exhibit notable variations in weather. September has milder temperatures, with averages around 25°C (77°F) and a maximum of 27°C (80°F), accompanied by relatively low precipitation of 15 mm (0.6 in) over just 4 days and a humidity level of 72%. In contrast, January experiences warmer conditions, with average temperatures rising to 27°C (81°F) and a maximum of 29°C (85°F). However, it also brings significantly more rainfall, totaling 202 mm (7.9 in) across 21 days, and slightly higher humidity at 82%. For a more detailed look at January weather, check out Mamoudzou weather in January.
When comparing the weather in September and February, we observe noticeable differences in temperature and precipitation. September typically enjoys milder temperatures, with averages around 25°C (77°F) and maximums reaching 27°C (80°F). The month sees relatively low precipitation, totaling just 15 mm (0.6 in) over 4 days, and a humidity level of 72%. In contrast, February experiences warmer temperatures, with an average of 27°C (81°F) and highs peaking at 30°C (85°F). However, this month is significantly wetter, receiving 178 mm (7.0 in) of rain over 21 days, along with a slightly higher humidity of 82%. For a detailed look at February's weather, check out Mamoudzou weather in February.
In September, the weather tends to be warm but relatively mild, with average temperatures ranging from a minimum of 23°C (74°F) to a maximum of 27°C (80°F). The month sees minimal rainfall, with only 15 mm (0.6 in) of precipitation across about 4 days and a humidity level of 72%. In contrast, March brings even warmer temperatures, averaging between 25°C (78°F) and 29°C (85°F), but it also experiences significantly higher rainfall, totaling 156 mm (6.1 in) over 21 days, resulting in a humidity level of 77%. For those interested in a more detailed breakdown, Mamoudzou weather in March provides further insights.
In comparing the weather of September and April, September tends to be milder with average temperatures ranging from a minimum of 23°C (74°F) to a maximum of 27°C (80°F), while April is warmer, with average temperatures from a minimum of 25°C (78°F) to a maximum of 29°C (85°F). Additionally, September experiences considerably less precipitation, with only 15 mm (0.6 in) over 4 days, in contrast to April, which sees 85 mm (3.3 in) of rain spread over 16 days. Humidity levels are slightly higher in April at 77%, compared to September's 72%. For more detailed insights on April weather, visit Mamoudzou weather in April.
In September, the weather is warm with temperatures ranging from a minimum of 23°C (74°F) to a maximum of 27°C (80°F), creating an average of 25°C (77°F). Precipitation is relatively low at 15 mm (0.6 in), occurring over about 4 days, and humidity levels sit at 72%. In contrast, May brings slightly warmer temperatures with a minimum of 24°C (76°F) and a maximum reaching 29°C (85°F), averaging 27°C (81°F). However, it experiences more rainfall, with 22 mm (0.9 in) spread over 6 days and an increased humidity of 76%. For more details on the specific weather patterns in May, check out Mamoudzou weather in May.
In comparing the weather between September and June, both months exhibit warm temperatures, with September averaging 25°C (77°F) and June slightly warmer at an average of 26°C (79°F). The maximum temperatures are also comparable, with September reaching up to 27°C (80°F) and June peaking at 28°C (83°F). However, June tends to experience more precipitation, with 22 mm (0.9 in) over 6 days, compared to September's lighter rainfall of 15 mm (0.6 in) over just 4 days. Interestingly, both months maintain a consistent humidity level of 72%. For a more detailed look at June weather, you can check Mamoudzou weather in June.
In comparing the weather between September and July, we see that both months maintain a similar temperature range, with September showing a minimum of 23°C (74°F) and July slightly lower at 22°C (71°F). The average temperatures in both months are identical at 25°C (77°F), while the maximum temperatures peak at 27°C (80°F) in September and 27°C (81°F) in July. Both months also experience a modest amount of precipitation, with 15 mm (0.6 in) recorded over 4 days in September compared to 15 mm (0.6 in) over 3 days in July. Humidity levels remain consistent at 72% for both months. To explore more about the weather specifics in July, you can visit Mamoudzou weather in July.
In comparing the weather between August and September, we see that both months maintain a similar temperature range, with August recording a minimum temperature of 23°C (73°F) and a maximum of 26°C (79°F), while September sees a slight increase with a minimum of 23°C (74°F) and a maximum of 27°C (80°F). Precipitation in September is higher, with 15 mm (0.6 in) occurring over four days, compared to just 10 mm (0.4 in) over one day in August, highlighting a shift towards slightly wetter conditions. Additionally, humidity is marginally higher in September at 72%, compared to 70% in August. For more detailed weather information, you can visit Mamoudzou weather in August.
In September, the weather features a comfortable range of temperatures, with a minimum of 23°C (74°F) and an average of 25°C (77°F), peaking at a maximum of 27°C (80°F). Precipitation is relatively low, with only 15 mm (0.6 in) recorded over 4 days, accompanied by a consistent humidity level of 72%.
In contrast, October sees a slight increase in average temperature, rising to 26°C (79°F), while the maximum remains steady at 27°C (82°F). However, October experiences a higher amount of rainfall, with precipitation reaching 32 mm (1.3 in) over 6 days, yet humidity stays consistent at 72%. For more detailed information, you can check Mamoudzou weather in October.
The weather in September and November displays some notable differences. In September, temperatures range from a minimum of 23°C (74°F) to a maximum of 27°C (80°F), with an average of 25°C (77°F). The month experiences relatively low precipitation, totaling 15 mm (0.6 in) over just 4 days, and humidity levels are around 72%. In contrast, November sees slightly warmer temperatures, with a minimum of 24°C (76°F) and a maximum of 28°C (83°F), averaging 27°C (80°F). Precipitation increases significantly to 35 mm (1.4 in) over 11 days, and humidity rises slightly to 74%. This shift indicates a transition towards wetter and warmer conditions as the year progresses, particularly evident in the comparison of rainfall and temperature averages. For more detailed information, you can check Mamoudzou weather in November.
In September, the weather is relatively warm with minimum temperatures around 23°C (74°F) and an average of 25°C (77°F), reaching highs of 27°C (80°F). The month sees limited rainfall, with only 15 mm (0.6 in) over about four days and humidity levels around 72%. In contrast, December experiences slightly warmer temperatures, with a minimum of 25°C (77°F) and an average of 27°C (81°F), peaking at 29°C (85°F). However, December is much wetter, receiving 103 mm (4.0 in) of rainfall spread across 17 days, leading to higher humidity at 79%. For more detailed insights, check out Mamoudzou weather in December.
In September, Mamoudzou experiences a delightful transition as the weather becomes slightly cooler and more agreeable compared to the sweltering summer months. With comfortable average temperatures around 25°C and a moderate humidity level of 72%, this month offers a pleasant reprieve for both locals and visitors. Additionally, while precipitation is minimal, with only a few rainy days, the overall ambiance remains vibrant and inviting. This makes September an ideal time to explore the beauty of Mamoudzou. For more insights into the unique climatic patterns, visit Mamoudzou Climate.