September Weather in Segou, Mali

Last updated: August 21, 2025

In September, Segou, Mali experiences warm temperatures characterized by a maximum of 36°C (98°F) and a comfortable average of 28°C (83°F), with nights cooling to a minimum of 22°C (72°F). This month marks a transition in the weather, bringing an average precipitation of 102 mm (4.0 in), spread over approximately 13 rainy days. High humidity levels, around 86%, contribute to a lush atmosphere, making this period a vibrant time for the region despite the sporadic rainfall.

September Temperature in Segou

In September, Segou, Mali transitions into the slightly cooler embrace of autumn, where temperatures range from 22°C (72°F) at night to a comfortable 36°C (98°F) during the day. The average temperature settles at 28°C (83°F), reflecting a slight dip from the sweltering summer months. Notably, this month marks a gradual decrease in maximum temperatures compared to the peak heat of May and June, while still maintaining warmth conducive to outdoor exploration. Visitors can expect sunny days tempered by cooler evenings, making September an ideal time for enjoying the vibrant culture and landscapes of Segou without the intense heat typical of earlier summer months.

September Weather in Segou: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Segou, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Segou, September typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec768288929390848182868479
Data source: Temperature data for Segou generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Segou

September in Segou, Mali marks a significant shift in the climatic landscape, with a substantial 102 mm (4.0 in) of precipitation recorded over 13 days. Following the peak rainfall in August, the month continues to showcase the tail end of the wet season, contributing to a robust accumulation of moisture that nourishes the parched terrain after the long dry months. This notable rainfall is crucial for supporting local agriculture and replenishing water sources, even as the region begins to transition into the drier months of October and beyond. As the rains gradually wane, September serves as a reminder of the agricultural vibrancy that characterizes this time of year, highlighting the stark contrast with the preceding months of almost total dryness.

September Precipitation Trends in Segou

The chart displays monthly precipitation patterns in Segou, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Segou, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec010412311521801022200
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Segou

In September, Segou, Mali, experiences peak humidity levels, maintaining a notable 86%—a figure consistent with the high humidity of the preceding months, June and August. This trend illustrates a striking transition from the arid dry season seen in the earlier months of the year, where humidity hovers around 11-25% from January to April. As the region approaches the rainy season, the humidity surges dramatically, culminating in the oppressive moisture of late summer. Following September, humidity begins to decline, dropping significantly in October and November, marking a return to drier conditions in preparation for the cool, dry months ahead.

September Average Humidity in Segou

This chart illustrates the average monthly humidity levels in Segou, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Segou is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec12%11%13%25%47%78%80%86%86%80%47%15%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Segou

In September, Segou, Mali, experiences an intense UV Index of 13, categorized as extreme, with a burn time of just 10 minutes. This month continues the trend of the summer months, where the UV levels remain consistently high from June through August. As the weather transitions toward the cooler months, the UV Index begins to decline, but September still poses significant sun exposure risks. It's crucial for residents and visitors alike to take necessary precautions against sunburn and UV damage during this time. For more detailed information on UV levels, visit Segou UV Index.

Maximum UV Index Levels in Segou for September

The chart shows the monthly maximum UV Index (UVI) for Segou in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Segou typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10111213121313131311109
Data source: Segou September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Segou

September in Segou, Mali, continues the trend of abundant sunshine that characterizes the summer months. With 312 hours of bright, sunlit days, September stands out as a transitional month, gradually shifting from the peak radiance of late spring and early summer. Following the slightly lower sunshine hours of August, September’s sunny disposition not only enhances the vibrant landscapes but also sets the stage for a warm, welcoming autumn. As the days shorten in the coming months, the lingering warmth of September offers a gentle reminder of the sun's persistence, with only a slight decline as the year approaches its end. This delightful month bridges the gap between the sun’s fiery presence and the cooler days ahead, embodying the essence of warmth and vitality that Segou is known for.

Monthly Sunshine Duration in Segou: September Highlighted

The September sunshine duration represents the total number of hours Segou experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec259h290h324h327h339h334h333h308h312h326h315h321h
Data source: Segou September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Segou During September

September in Segou, Mali, marks a transitional month where the chances of sunny weather see a noticeable uptick, rising to 51%. This improvement emerges after the peak of the rainy season, as the region begins to shake off the August gloom characterized by just 28% sun. While not as radiant as the earlier months of the year, such as January's impressive 86%, September offers a refreshing break from the relentless rains of the summer. As October approaches, the likelihood of sunny days remains steadfast at 47%, indicating a gradual return to the more predictable weather patterns that characterize the Malian landscape. Enjoyable outdoor activities become increasingly feasible in September, making it a charming time to explore the rich cultural heritage of Segou.

Percentage of Sunny Days in September in Segou

The chart illustrates the percentage of sunny days in Segou throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Segou experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec86%73%63%67%48%63%43%28%51%47%62%53%
Data source: Segou September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Segou in September

In Segou, Mali, the rhythm of daylight duration reveals a captivating trend throughout the year. From the start of the year in January with consistent 11 hours of daylight, the month of March heralds a gradual increase, reaching 12 hours by mid-spring. This generous daylight extends through the summer months of April to August, maintaining the 12-hour mark, a perfect balance for outdoor activities and cultural festivities. As September arrives, this consistent daylight continues, allowing residents to bask in the same generous hours as the prior months. However, the transition to October signals a subtle shift, as daylight begins to decrease once more, reverting to 11 hours that persists through the end of the year. This predictable cycle not only shapes daily life but also aligns closely with agricultural rhythms, reflecting the harmonious interplay between nature and community in Segou.

Average Daylight Hours in Segou for September

The chart illustrates the variation in daylight duration in Segou throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 25m11h 41m12h 3m12h 25m12h 44m12h 53m12h 48m12h 32m12h 10m11h 48m11h 29m11h 20m
Data source: Segou daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Segou

As September rolls into Segou, Mali, the average wind speed gently tapers to 2.2 m/s (5 mph), representing the calmest winds of the year. This decline follows a gradual trend observed since the summer months, where the winds briefly picked up to 2.9 m/s (7 mph) in July, then began a slow descent into the early fall. Compared to the preceding months, September’s breezes are a soft whisper of the dynamic winds experienced earlier in the year, signaling a transition towards the quieter months ahead. As October arrives with an equally gentle breeze, it becomes evident that the shifting seasons in Segou encourage a serene pause, making this period an intimate time for reflection in the heart of Mali.

Average September Wind Speed in Segou

The chart displays monthly wind speed patterns in Segou, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.02.83.02.72.82.92.92.42.2 m/s2.22.82.9
Data source: Segou September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Segou Compares to Other Months

Weather in Segou varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Segou, focusing on differences in temperature, rainfall, humidity, and UV levels.

September and January weather present a striking contrast. In September, temperatures range from a minimum of 22°C (72°F) to a maximum of 36°C (98°F), with an average of 28°C (83°F). The month is also characterized by significant humidity at 86% and 102 mm (4.0 in) of precipitation spread over 13 days. Conversely, January offers cooler temperatures, with a minimum of 12°C (54°F) and a maximum of 38°C (101°F), while the average settles at 25°C (77°F). Remarkably, January experiences no rainfall, maintaining a dry climate with just 12% humidity. For more details, you can explore Segou weather in January.

September and February present striking contrasts in weather. September boasts a warm average temperature of 28°C (83°F), with highs reaching up to 36°C (98°F) and considerable humidity at 86%. The month also experiences frequent rainfall, totaling 102 mm (4.0 in) over 13 days. In contrast, February offers a more extreme temperature range, with a minimum of 16°C (60°F) and a scorching maximum of 41°C (107°F). However, February is marked by dry conditions, receiving virtually no precipitation and only 1 mm (0.0 in), all while maintaining a significantly lower humidity level of 11%. For more details on the weather in February, you can visit Segou weather in February.

In September, the weather is characterized by a warm climate, with average temperatures reaching 28°C (83°F) and maximum highs around 36°C (98°F). The humidity is high at 86%, and the month typically sees about 102 mm of precipitation over approximately 13 days, contributing to a more tropical feel.

In contrast, March experiences a much hotter atmosphere, with average temperatures climbing to 31°C (88°F) and extreme highs soaring to 43°C (109°F). This month is notably dry, with no recorded precipitation and a much lower humidity level of 13%. For those looking for specific information on the weather in Segou during March, you can explore Segou weather in March.

In comparing the weather of September and April, it's evident that September experiences much warmer conditions, with average temperatures around 28°C (83°F) and a maximum reaching 36°C (98°F). However, this month also sees significant humidity at 86% and considerable rainfall, with 102 mm (4.0 inches) over 13 days. In contrast, April boasts even higher maximum temperatures, soaring to 43°C (110°F), but maintains a much drier profile with minimal precipitation of just 4 mm (0.1 in) across the month and no rainy days at all. The humidity levels in April are also drastically lower at just 25%, making it a hotter but much less humid month. For a detailed look at the weather in April, you can visit Segou weather in April.

In comparing the weather conditions of September and May, we see notable differences. September experiences a warm climate with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 36°C (98°F), coupled with high humidity at 86% and significant precipitation totaling 102 mm (4.0 in) over 13 days. In contrast, May is hotter overall, with minimum temperatures at 23°C (74°F) and maximum temperatures soaring up to 43°C (111°F). It also features much lower humidity at 47% and minimal rainfall of only 12 mm (0.5 in) across just 3 days. For more detailed information on the weather in May, you can check Segou weather in May.

September typically shows slightly cooler temperatures compared to June, with a minimum of 22°C (72°F) and an average of 28°C (83°F), while June features a higher minimum of 24°C (75°F) and an average of 32°C (90°F). The peak temperatures in September can reach 36°C (98°F), whereas June can soar to a scorching 41°C (107°F). Additionally, September experiences significantly more rainfall, with 102 mm (4.0 in) spread over 13 days, compared to June's modest 31 mm (1.2 in) over just 5 days. Humidity levels are higher in September at 86%, compared to June's 77%. For more specific insights, you can check Segou weather in June.

In comparing the weather of September and July, both months experience warm temperatures, with September slightly cooler on average, reaching a maximum of 36°C (98°F), compared to July's peak of 39°C (103°F). The minimum temperatures are similar, with both months starting at around 22°C (72°F). However, September tends to be wetter, averaging 102 mm (4.0 in) of precipitation over 13 days, while July sees 152 mm (6.0 in) across 17 days. Humidity levels are also higher in September at 86%, compared to July's 80%. For a more detailed look at July weather in Segou, check out this link: Segou weather in July.

September sees slightly warmer temperatures compared to August, with minimums of 22°C (72°F) and average highs reaching up to 36°C (98°F), compared to August's maximum of 35°C (95°F). While both months share the same minimum temperature, September's average temperature is higher at 28°C (83°F) versus August's 27°C (81°F). However, September experiences less rainfall, with 102 mm (4.0 in) recorded over 13 days, contrasting sharply with August's 180 mm (7.1 in) over 21 days. Despite the slight increase in temperatures, the humidity levels remain consistent at 86% for both months. For a more detailed comparison, you can check Segou weather in August.

In September, the weather remains quite warm, with average temperatures ranging from a minimum of 22°C (72°F) to a maximum of 36°C (98°F) and high humidity at 86%. Additionally, September experiences significant rainfall, totaling 102 mm (4.0 in) over 13 days, making it a rather damp month. In contrast, October sees a slight decrease in minimum temperatures (19°C or 66°F) but an increase in average warmth, peaking at 39°C (103°F). Precipitation drops dramatically to just 22 mm (0.9 in) over 4 days, and humidity levels also decrease to 80%. This transition reflects a shift towards drier and slightly cooler weather, emphasizing the more stable conditions typical of October. For more detailed information on October's climate, visit Segou weather in October.

In September, the weather is characterized by warm temperatures ranging from a minimum of 22°C (72°F) to a maximum of 36°C (98°F), with an average temperature of 28°C (83°F). This month experiences significant rainfall, totaling 102 mm (4.0 in) across 13 days, and high humidity levels at 86%. In contrast, November features a cooler minimum temperature of 15°C (59°F), while still maintaining a warm average of 29°C (84°F) and a peak of 39°C (102°F). Notably, November sees no precipitation at all, leading to a much drier atmosphere with humidity dropping to 47%. For detailed weather insights, you can check Segou weather in November.

September and December present strikingly different weather patterns. In September, temperatures range from a minimum of 22°C (72°F) to a maximum of 36°C (98°F), with an average temperature of 28°C (83°F). The month is characterized by high humidity at 86% and considerable precipitation, receiving 102 mm (4.0 in) over 13 days. In contrast, December experiences significantly cooler temperatures with a minimum of 14°C (58°F) and an average of 26°C (79°F), peaking at 38°C (100°F). Notably, December is remarkably dry, with no recorded precipitation and low humidity at just 15%. For more insights, visit Segou weather in December.

Compare Segou's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Segou

As September unfolds in Segou, the weather takes on a unique character compared to the preceding months. The warm temperatures remain prevalent, but the arrival of humidity and increased rainfall creates a more tropical feel. With an average temperature around 28°C (83°F), the days can feel distinctly warmer, especially under the occasional cloud cover. While September may not be the rainiest month, the 102 mm of precipitation over 13 days certainly sets it apart, marking a shift towards a wetter season. This combination of warmth and humidity may leave you feeling more sticky than in the dryer months, inviting a refreshing change in your daily routine. For more detailed insights into the climatic patterns of Segou, check out Segou Climate.