Last updated: August 21, 2025
In September, Kinshasa experiences a warm tropical climate, with maximum temperatures soaring up to 35°C (96°F) and an average of 26°C (79°F). The weather is characterized by a minimum of 19°C (66°F), providing a pleasant coolness during the cooler hours. Although the month sees 24 mm (0.9 in) of precipitation over approximately 6 days, the overall humidity hovers around a notable 78%, adding to the distinct tropical feel of the city. Ideal for exploring, September offers a vibrant blend of warmth and occasional rainfall that shapes the unique atmosphere of the Democratic Republic of the Congo's bustling capital.
In September, Kinshasa experiences a warm and inviting climate, with temperatures that reflect the lingering warmth of the dry season. The minimum temperature sits at a pleasant 19°C (66°F), ensuring comfortable evenings, while the average temperature remains stable at 26°C (79°F). As the month progresses, daytime highs can reach up to 35°C (96°F), mirroring the peak heat of the preceding months like April and March. Although slightly cooler than the sweltering summer, September maintains a consistent warmth, making it a wonderful time for outdoor activities and exploration in this vibrant capital. Overall, the temperatures trend towards a gradual cooling as the year begins to transition into the wetter season, yet the heat persists, offering a taste of the tropical climate.
In September, Kinshasa experiences a noticeable uptick in precipitation, receiving 24 mm (0.9 in) of rainfall spread across six days. This is a significant increase compared to the preceding dry months of July and August, where rain was barely a whisper. The relatively modest September rainfall sets the stage for the more intense wet season that follows, with October poised to deliver 157 mm (6.2 in) of rain over 20 days. This transition highlights a shift from the arid conditions of the mid-year, as the atmosphere begins to build towards the heavy downpours characteristic of the later months. As September ends, the skies above Kinshasa signal the arrival of the lush, vibrant greenery that accompanies the peak of the rainy season.
In September, Kinshasa experiences a noticeable shift in humidity levels as they rise to 78% after the drier months of July and August. This transition marks the end of the drier season, emphasizing a trend where humidity begins to bounce back in anticipation of the wetter months ahead. With humidity peaking at 91% in November and reaching a high of 92% in December, September serves as a precursor to the lush, tropical climate characteristic of the region, illustrating the dynamic nature of Kinshasa's weather patterns as it moves from semi-dry to humid conditions.
In September, Kinshasa experiences a UV Index of 10, categorizing it as very high exposure, with a burn time of just 15 minutes. This month signifies a continuation of the high UV levels seen in the preceding months of July and August, which also registered a UV Index of 8 and 10, respectively. Notably, early in the year, extreme UV conditions prevailed, with indices soaring to 13 or 14. As the city transitions from the peak of summer, it remains crucial for residents and visitors alike to take precautions against UV exposure. For more detailed information on managing sun safety, explore the Kinshasa UV Index.
UV Risk Categories
September in Kinshasa basks in an impressive 290 hours of sunshine, marking a continuation of the city's vibrant summer glow as it transitions into autumn. This month stands out as the tail end of a sun-kissed streak that began in the earlier summer months, with July seeing the peak at 311 hours. Following a slightly lower count in August, September maintains a strong presence of sunlight, reflecting a trend of consistent brightness that remarkable for this time of year. While the sun begins to retreat slightly as October approaches, the warmth of September lingers, inviting both locals and visitors to relish the outdoor joys amidst the city's lively atmosphere.
In Kinshasa, the likelihood of sunny weather experiences a notable fluctuation throughout the year, peaking during the mid-year months. As we transition into September, the chance of sunshine drops to 26%, a significant decrease from the summer highs of 47% in July and 41% in August. This trend highlights a shift towards cloudier days as the city moves deeper into the year, with a gradual decline in sunny weather continuing into October and beyond. While September still boasts a reasonable chance for sun, it marks a departure from the more favorable conditions of the preceding months, suggesting that residents and visitors may want to prepare for more varied weather as they enjoy the vibrant atmosphere of the city.
As September arrives in Kinshasa, the daylight hours experience a refreshing shift, increasing to 12 hours, mirroring the consistent brightness of the earlier months. Following a few months of slightly reduced daylight in April through August, when the city basked in 11 hours of sun, this return to longer days heralds a transition back to more balanced light. This pattern of daylight, remaining stable at 12 hours from January to March and again from October to December, reflects Kinshasa's unique equatorial climate where the variations in daylight are subtly nuanced yet distinctly welcomed. The consistency in the latter part of the year offers both residents and visitors a vibrant atmosphere full of opportunities to explore and enjoy the city.
As September graces Kinshasa, the city experiences a gentle shift in its breezy atmosphere, with an average wind speed of 2.0 m/s (4 mph). This slight decrease from August's 2.1 m/s marks a subtle transition toward the milder winds of the coming months. Throughout the year, Kinshasa's wind speeds generally increase from the calm of earlier months, peaking in July and August, before tapering off as the rainy season approaches. The September winds, while still refreshing, hint at the cozy calm of October, reminding residents that a chill is just around the corner. The annual rhythm of Kinshasa's winds not only influences the climate but also contributes to the dynamic beauty of life in this vibrant city.
Weather in Kinshasa varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Kinshasa, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather typically features a warm climate with minimum temperatures around 19°C (66°F) and maximums reaching up to 35°C (96°F), coupled with an average temperature of 26°C (79°F). The month experiences relatively low precipitation, amounting to 24 mm (0.9 in) over just 6 days, and humidity levels hover around 78%. In contrast, January brings slightly warmer nights with minimum temperatures of 21°C (69°F) while still maintaining an average of 26°C (79°F) and maximum temperatures of 34°C (93°F). However, it is considerably wetter, with 99 mm (3.9 in) of rainfall across 18 days and higher humidity at 88%. For a detailed look at the weather conditions in January, you can check out Kinshasa weather in January.
September weather tends to be warm and dry, with temperatures ranging from a minimum of 19°C (66°F) to a maximum of 35°C (96°F) and an average of 26°C (79°F). With only 24 mm of precipitation over about 6 days, humidity remains relatively high at 78%.
In contrast, February is slightly warmer with minimum temperatures around 21°C (69°F) and maximums reaching 34°C (94°F), while the average remains similar at 26°C (80°F). However, February experiences significantly more rainfall, totaling 127 mm over approximately 18 days, which also increases the humidity to 88%.
For more detailed information, you can check Kinshasa weather in February.
In comparing the weather of September and March, we notice a few distinct differences. September offers warmer temperatures, with averages around 26°C (79°F) and a maximum reaching 35°C (96°F), while March's average is slightly higher at 27°C (80°F), though both months can peak at the same maximum temperature. However, March experiences significantly more rainfall, with 101 mm (4.0 in) over 17 days compared to September's 24 mm (0.9 in) over just 6 days. Additionally, humidity is higher in March at 86% compared to September's 78%. For a deeper look at the weather conditions during March, you can refer to Kinshasa weather in March.
In comparing the weather of September and April, it's evident that both months experience warm temperatures, with averages hovering around 26°C (79°F) in September and 27°C (80°F) in April. However, September tends to be drier, receiving only 24 mm (0.9 in) of precipitation over approximately 6 days, while April is significantly wetter, with 129 mm (5.1 in) falling over 20 days. This increase in rainfall contributes to higher humidity levels in April, reaching 87%, compared to September's 78%. For a more detailed look at the conditions in April, check out Kinshasa weather in April.
September and May display some notable differences in weather patterns. September offers a warm temperature range with a minimum of 19°C (66°F) and a maximum of 35°C (96°F), while May starts slightly warmer, with a minimum of 20°C (69°F) and a maximum of 34°C (94°F). The average temperatures are fairly similar, hovering around 26°C (79°F) in September and 26°C (80°F) in May. However, May sees significantly more rainfall, with 85 mm (3.3 in) over 14 days, compared to September's milder 24 mm (0.9 in) across just 6 days. Humidity is also higher in May at 88%, compared to 78% in September. For a more detailed look at the weather in May, visit Kinshasa weather in May.
When comparing the weather in September to that of June, it's clear that both months experience relatively warm temperatures, but September tends to be slightly hotter. September records a minimum temperature of 19°C (66°F) and an average of 26°C (79°F), peaking at 35°C (96°F), while June has a slightly cooler overall range with a minimum of 18°C (64°F), an average of 25°C (77°F), and a maximum of 33°C (92°F). Additionally, September sees more precipitation, averaging 24 mm (0.9 in) over 6 days, whereas June boasts lighter rainfall at just 6 mm (0.2 in) with no rainy days at all. Interestingly, humidity levels are higher in June at 86% compared to 78% in September, making June feel a bit more muggy despite generally lower temperatures. For more detailed insights on June weather, you can refer to Kinshasa weather in June.
In comparison to July, September experiences warmer temperatures with a minimum of 19°C (66°F) and an average high of 35°C (96°F), compared to July's minimum of 16°C (61°F) and maximum of 31°C (89°F). Additionally, September sees a significant increase in precipitation, with 24 mm (0.9 in) of rain over about 6 days, while July remains largely dry, receiving only 3 mm (0.1 in) over 0 days. Humidity levels are fairly similar, with September at 78% and July at 77%. For more detailed insights, you can explore Kinshasa weather in July.
In comparing the weather of September to August, September tends to be slightly warmer with an average temperature of 26°C (79°F), compared to August's 25°C (77°F). Both months experience maximum temperatures reaching up to 35°C (96°F in September and 94°F in August). However, September sees significantly more precipitation, with 24 mm (0.9 in) over six days, while August has only 7 mm (0.3 in) over just one day. Additionally, September experiences a higher humidity level at 78%, compared to August’s 74%. For a detailed look at August weather, you can check Kinshasa weather in August.
In comparing the weather of September and October, both months exhibit similar temperature ranges, with minimums around 19°C (66°F), averages of 26°C (79°F), and maximums nearing 35°C (94-96°F). However, October significantly diverges in precipitation patterns, receiving a substantial 157 mm (6.2 in) of rainfall over 20 days, compared to September's mere 24 mm (0.9 in) over 6 days. Additionally, October experiences higher humidity levels at 87%, up from September’s 78%. This transition marks a shift toward a wetter and more humid climate as the region moves deeper into the rainy season. For more detailed insights on October weather, check out Kinshasa weather in October.
In September, the weather is warm and relatively dry, with temperatures ranging from a minimum of 19°C (66°F) to a maximum of 35°C (96°F) and an average of 26°C (79°F). The month sees a total precipitation of 24 mm (0.9 in) over 6 days, and humidity levels are at 78%. In contrast, November experiences slightly higher minimum temperatures at 21°C (69°F) and a maximum of 33°C (92°F), with the average remaining the same at 26°C (79°F). However, November is significantly wetter, receiving 193 mm (7.6 in) of rainfall over 26 days and higher humidity at 91%. This shift highlights the transition from a drier month to one characterized by abundant rainfall. For more details, check out Kinshasa weather in November.
In September, temperatures in Kinshasa are generally warm, with a minimum of 19°C (66°F), an average of 26°C (79°F), and a maximum reaching up to 35°C (96°F). The month sees relatively low precipitation at 24 mm (0.9 in) over about 6 days, accompanied by moderate humidity levels of 78%. In contrast, December experiences a slightly warmer minimum temperature of 21°C (70°F) and a similar average of 26°C (78°F), but with a lower maximum of 33°C (91°F). However, December is much wetter, accumulating 172 mm (6.8 in) of rainfall over 25 days, which results in higher humidity levels at 92%. For those interested in a detailed overview of the rainfall in December, check out Kinshasa weather in December.
As September unfolds in Kinshasa, the city experiences a unique transition in weather patterns compared to the preceding months. With temperatures peaking at a warm 35°C, the month presents a comfortable average that encourages outdoor activities. While rainfall remains relatively low, with only a few days of precipitation, the humidity hangs around a muggy 78%, adding a tropical feel to the air. This blend of warmth and occasional rain marks September as a month of vibrancy and lushness in Kinshasa, paving the way for the rich biodiversity that characterizes the region. For a deeper dive into what to expect, explore Kinshasa Climate.