Last updated: August 21, 2025
September in Ouagadougou, Burkina Faso presents a warm and humid climate, characterized by maximum temperatures reaching 36°C (97°F) and an average of 28°C (82°F). The month experiences a significant amount of precipitation, totaling 142 mm (5.6 in) over 15 days, contributing to the region's lush landscapes. With humidity levels soaring at 81%, residents and visitors alike can expect a balmy atmosphere, making it essential to stay hydrated and prepared for sporadic rainfall.
In September, Ouagadougou, Burkina Faso, experiences a pleasant transition as the temperatures begin to cool slightly after the peak summer months. With minimum temperatures around 22°C (71°F) and an average of 28°C (82°F), this month represents a comfortable time for outdoor activities. The maximum temperature reaching 36°C (97°F) still offers warmth, but the city sees a noticeable decline from the scorching highs of April and May. This trend suggests that while the heat is still present, a gradual shift toward more moderate temperatures is underway, making September an inviting time to explore Burkina Faso’s vibrant culture and stunning landscapes.
September marks a significant transition in Ouagadougou, Burkina Faso, as the region receives 142 mm (5.6 in) of precipitation over 15 days. This brings relief after the intense rains of August, which soaked the city with 221 mm (8.7 in) across 23 days. Notably, rainfall begins to taper off as the rainy season nears its end, evidenced by the drop in precipitation seen in the preceding months. The gradual uptick in rainfall from the dry beginnings of the year, starting with just a trace in January and culminating in the peak of July's monsoon, reinforces September's pivotal role in the seasonal shift. The reduced rainfall paves the way for the dry season, which follows in October, illustrating the cyclical nature of the region's climate.
September in Ouagadougou, Burkina Faso, continues the trend of high humidity that peaks during the rainy season. With an average humidity of 81%, this month reflects a slight dip from August's peak of 82%, yet remains significantly elevated compared to the single-digit figures seen in the earlier months of the year. As the summer heat fades, the humidity begins to slowly decline, but still blankets the city in a thick, sultry atmosphere. This seasonal weather not only influences daily life but also marks a transition toward the drier months ahead. The juxtaposition of 9% in January to 81% in September showcases the dramatic shift in climate that characterizes Ouagadougou's year.
September in Ouagadougou, Burkina Faso, experiences a UV Index of 13, which falls into the extreme exposure category, indicating very high risk of harm from unprotected sun exposure. This month continues the trend of extremely high UV levels that peak during the summer, with August showing an even higher index of 14. Interestingly, while September sees a slight dip from the peak intensity, the burn time remains a swift 10 minutes, underscoring the need for precaution. As the year progresses towards October, the UV Index gradually decreases, reflecting a shift in seasonal sunlight. For those planning outdoor activities, it's crucial to remain aware of these trends to ensure proper sun protection. For more detailed information, visit Ouagadougou UV Index.
UV Risk Categories
September in Ouagadougou, Burkina Faso, offers a delightful balance of sunshine, boasting an impressive 306 hours of sunlight. This month marks a slight dip from the sun-drenched heights of May, which shines with 337 hours but remains above the more overcast days of August at 279 hours. The sunny trend continues as the city transitions into October, where hours increase again to 325. With a consistent influx of sun throughout the year, September stands as a vibrant bridge between the intense heat of mid-year and the promising brightness ahead, inviting all to bask in its golden glow.
In September, Ouagadougou, Burkina Faso experiences an intriguing transition in weather patterns, with a 46% chance of sunny days. This marks a notable shift from the preceding months of August, which plummets to a mere 17% chance of sunshine. As the rainy season begins to wane, September offers a modest increase in sunny prospects compared to the damp conditions of the summer months, but the sunshine is still not as abundant as in the earlier part of the year. The likelihood of clearer skies is gradually on the rise as the city approaches October, which boasts a more favorable 60% chance of sun. Thus, while September may feature a mixture of sunny and cloudy days, it serves as a bridge to brighter months ahead.
In Ouagadougou, Burkina Faso, September marks a continuation of consistent 12 hours of daylight, aligning it perfectly with the preceding months of June through August. This steady light availability not only supports the region's agricultural cycles but also fosters vibrant outdoor activities. As the year transitions into October, daylight begins to wane slightly, dropping back to 11 hours. This gradual shift underscores a rhythmic pattern in Ouagadougou's daylight duration, where the length of day remains stable for much of the summer, providing a warm and inviting atmosphere for both residents and visitors alike.
As September rolls into Ouagadougou, Burkina Faso, the average wind speed gently drifts down to 2.1 m/s (5 mph), reflecting a subtle transition towards the dry season. This month marks the beginning of a notable decline in wind velocity, following a summer that flirted with slightly breezier days, peaking in May and July at 2.9 m/s (6 mph). Historically, September typically ushers in more tranquil breezes, setting the stage for the calm that comes with the cooler months ahead. The gentle lull in wind speed is a reassuring sign of the approaching autumn, inviting a moment of reflection amid the serene and warm climate of this vibrant city.
Weather in Ouagadougou varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Ouagadougou, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather in Ouagadougou is characterized by high humidity levels at 81% and significant rainfall, with an average temperature of 28°C (82°F) and up to 142 mm of precipitation over approximately 15 days. In contrast, January brings much drier conditions, with humidity dropping to just 9% and no recorded precipitation. The average temperature is slightly cooler at 25°C (78°F), but it can soar to a maximum of 38°C (101°F). For a detailed look at January weather, you can visit Ouagadougou weather in January.
When comparing the weather between September and February, there are notable differences in temperature and humidity. September typically sees warmer nights with a minimum of 22°C (71°F) and an average temperature of 28°C (82°F), peaking at 36°C (97°F). However, this month is also characterized by considerable precipitation, with 142 mm (5.6 in) of rain over 15 days and high humidity at 81%. In contrast, February features milder minimum temperatures of 16°C (61°F) and maintains an average of 28°C (83°F), but can reach hotter maximums of 39°C (103°F). Notably, February is a dry month with only 1 mm (0.0 in) of rainfall and no rainy days, resulting in much lower humidity levels at just 8%. For more detailed information, you can check Ouagadougou weather in February.
In comparing the weather between September and March, we see stark contrasts in both temperature and humidity. September experiences a minimum of 22°C (71°F) and averages 28°C (82°F), but can reach highs of 36°C (97°F). This month also sees significant rainfall, with 142 mm (5.6 in) of precipitation spread across 15 days and high humidity levels at 81%. In contrast, March boasts a warmer average temperature of 32°C (90°F), with maximum temperatures soaring to 42°C (108°F), yet it is notably drier, receiving only 2 mm (0.1 in) of precipitation over the entire month and recording no rainy days. The humidity drops dramatically to just 10%. For a detailed look at the conditions in March, you can visit Ouagadougou weather in March.
When comparing the weather in September to April, notable differences emerge in both temperature and precipitation patterns. In September, temperatures range from a minimum of 22°C (71°F) to a maximum of 36°C (97°F), with an average of 28°C (82°F). Additionally, September experiences significant rainfall, with 142 mm (5.6 in) occurring over 15 days and high humidity levels at 81%. In contrast, April features much hotter temperatures, with a minimum of 23°C (74°F), an average of 34°C (93°F), and a maximum soaring to 43°C (110°F). April is characterized by minimal rainfall, with only 5 mm (0.2 in) on a single day, and much lower humidity at 27%. To explore more about April's weather, visit Ouagadougou weather in April.
In September, the weather is characterized by a more moderate temperature range, with minimums around 22°C (71°F) and average highs of 28°C (82°F). However, this month also sees significant rainfall, with approximately 142 mm (5.6 in) of precipitation over 15 days, resulting in high humidity levels of 81%. In contrast, May experiences hotter conditions, with minimums at 23°C (74°F) and average highs soaring up to 33°C (91°F), reaching peaks of 42°C (107°F). May is much drier, with only 29 mm (1.1 in) of rainfall over just 6 days and lower humidity at 52%. For a detailed look at May's weather specifics, visit Ouagadougou weather in May.
September and June showcase distinct differences in weather patterns, despite their similar minimum temperatures. In June, temperatures typically range from a minimum of 21°C (71°F) to a maximum of 39°C (103°F), with a warm average of 30°C (86°F). It is notably the drier month, experiencing only 57 mm (2.2 in) of precipitation over about 8 days, accompanied by a lower humidity of 73%. In contrast, September features a higher average temperature of 28°C (82°F) and reaches maximums of 36°C (97°F). However, it is much wetter, with 142 mm (5.6 in) of rainfall spread across 15 days, resulting in higher humidity levels at 81%. For more specific details, check out Ouagadougou weather in June.
When comparing the weather in September and July, both months exhibit similar temperature ranges, with September's temperatures ranging from a minimum of 22°C (71°F) to a maximum of 36°C (97°F), while July experiences slightly warmer highs of up to 37°C (98°F). Humidity is notably higher in September at 81%, compared to July's 75%, contributing to a more muggy atmosphere. Precipitation also differs between the two months, as September sees a significant increase with 142 mm (5.6 in) of rain over 15 days, whereas July has 111 mm (4.4 in) across 19 days. For further details, you can check Ouagadougou weather in July.
In comparing the weather between September and August, September experiences slightly higher temperatures with an average of 28°C (82°F) compared to August's 27°C (80°F). While the maximum temperature in September reaches 36°C (97°F), August's peak is slightly lower at 35°C (95°F). However, September sees a notable decrease in precipitation, with 142 mm (5.6 in) over 15 days, while August has a more substantial 221 mm (8.7 in) over 23 days. Humidity levels remain similar, with September at 81% and August at 82%. For more detailed insights, check Ouagadougou weather in August.
In September, the weather is characterized by warm temperatures, with a minimum of 22°C (71°F) and an average of 28°C (82°F), peaking at a high of 36°C (97°F). This month also sees significant rainfall, with 142 mm (5.6 in) of precipitation over 15 days, contributing to a high humidity level of 81%.
In contrast, October experiences slightly cooler nights with a minimum temperature of 19°C (67°F) and a higher average of 29°C (84°F), while daytime temperatures can reach up to 38°C (101°F). Rainfall decreases significantly to 45 mm (1.8 in) over just 6 days, leading to a lower humidity of 75%. For more details on the specific weather conditions in October, you can check Ouagadougou weather in October.
In September, the weather is characterized by warm temperatures, with a minimum of 22°C (71°F) and an average of 28°C (82°F), peaking at a maximum of 36°C (97°F). This month is also marked by significant rainfall, receiving about 142 mm (5.6 in) over 15 days, resulting in high humidity levels averaging 81%. In contrast, November boasts slightly cooler minimum temperatures at 17°C (63°F) while maintaining a similar average of 29°C (84°F), and it can get hot with maximum temperatures reaching up to 39°C (102°F). November stands out for its dry conditions, experiencing no recorded precipitation over the month and a substantial drop in humidity to just 33%. For more detailed information on the weather in November, you can visit Ouagadougou weather in November.
September and December exhibit contrasting weather patterns. In September, the temperatures range from a minimum of 22°C (71°F) to a maximum of 36°C (97°F), with an average of 28°C (82°F). The month is characterized by significant precipitation, totaling 142 mm (5.6 in) across 15 rainy days, contributing to a humidity level of 81%. In stark contrast, December features cooler temperatures, with a minimum of 15°C (60°F) and a maximum of 38°C (101°F), averaging at 26°C (80°F). Notably, December experiences zero precipitation with no rainy days and a much lower humidity of 13%. For more details about December weather, visit Ouagadougou weather in December.
As September arrives in Ouagadougou, the city experiences a notable shift in weather patterns compared to the preceding months. The temperatures tend to be warm, with humid conditions that elevate the average feel. With a significant increase in precipitation and the number of rainy days, this month marks a transition towards the wet season. Visitors and residents alike will find themselves navigating through a lush environment, enriched by the rains, though they should be prepared for occasional downpours. For a comprehensive understanding of what to expect throughout the year, check out the details in Ouagadougou Climate.