Last updated: August 21, 2025
In September, Lubumbashi experiences a warm and dry climate, with maximum temperatures reaching a sweltering 34°C (94°F) and an average of 23°C (74°F). Nights offer a refreshing contrast, dipping to a cool 12°C (54°F). With only 1 mm of precipitation and no rainy days, the humidity remains comfortably low at 44%, making this month ideal for outdoor activities and exploration. Whether you're discovering the local culture or enjoying the vibrant scenery, September in Lubumbashi promises a blend of warmth and sunshine.
In September, Lubumbashi experiences a delightful transition in temperature as the cooler months give way to warmer days. With a minimum of 12°C (54°F) and a comfortable average of 23°C (74°F), the city starts to warm up, peaking at a balmy 34°C (94°F). This month signifies the beginning of a steady rise in temperatures that continues into October. As the weather shifts from the cooler conditions of the previous months, September offers an inviting climate, perfect for outdoor activities. With more pleasant afternoons, it’s an ideal time to explore the vibrant culture and lush landscapes that this bustling city has to offer.
In Lubumbashi, Democratic Republic of the Congo, September marks a notable shift in the precipitation pattern as the dry season comes to an end. After a long stretch of zero rainfall during the preceding months of June, July, and August, September receives a mere 1 mm of rain, signaling the first whispers of the rainy season to come. This minimal precipitation accompanies a dry spell that has lasted through August, with no recorded days of rain emerging during this time. As the region transitions into the wetter months, October shows an increase with 29 mm of rain expected, highlighting the imminent return of the characteristic showers that define the region’s climate.
In September, Lubumbashi experiences a notable shift in humidity levels, settling at 44%. This marks a slight increase from the preceding months, continuing the downward trend that began in January with a high of 91%. Throughout the dry season from May to August, humidity plummeted to its lowest point in July at 52%, reflecting the region's seasonal aridity. As September arrives, the humidity begins to inch up again, signaling a transition into the wetter months ahead. This gradual increase, though mild, hints at the return of the lush, vibrant atmosphere that Lubumbashi is known for, as the rainy season approaches and humidity levels will eventually climb back towards the year's high.
In September, Lubumbashi experiences a UV Index of 12, classified as extreme, which underscores the importance of sun protection. This figure aligns with the trend established earlier in the year, as the UV Index largely remains high throughout most months, peaking at 17 in February. During this period, the burn time is a mere 10 minutes, highlighting the necessity for residents and visitors alike to take precautions against harmful sun exposure. As the seasons transition, the UV Index slightly decreases from the intense summer months but still demands vigilance. For more detailed information, visit Lubumbashi UV Index.
UV Risk Categories
As September unfolds in Lubumbashi, a vibrant tapestry of sunshine brightens the city, boasting 332 hours of radiant daylight. This month marks a subtle dip from the summer highs, yet still maintains a remarkable glow when compared to the earlier months of the year. Following a progression of steadily increasing sunshine from January's 232 hours to the peak in May with 340 hours, September carries the season's momentum forward. With the days growing shorter, the enduring warmth of the sun lingers, hinting at a promising October to come, which historically brings even more sunshine, reaching 344 hours. The trend showcases Lubumbashi's yearly rhythm, where sunshine plays an essential role in its vibrant atmosphere, making September a delightful transition into the coming months.
In Lubumbashi, the likelihood of sunny weather in September remains quite favorable, with a 71% chance of sunshine, slightly lower than the preceding month of August at 87%. As the year progresses, the transition from the wet season to the dry season becomes evident, boosting the chances of clear skies. Following the peak of sunny days in August, September's reliable sunshine signals the start of a more moderate climate, making it an ideal time for outdoor activities. While the likelihood dips in October, the overall trend indicates a robust presence of sun throughout the late winter and early spring months. Thus, if you're planning a visit in September, you can expect a pleasant mix of warmth and clear blue skies.
As September arrives in Lubumbashi, the city experiences a delightful resurgence of daylight, with the sun shining for 12 hours a day. This marks a notable transition after a few months of relatively shorter days, which hovered at 11 hours from April through August. The trend in Lubumbashi shows a fascinating consistency, with the daylight duration returning to 12 hours from September through to February, creating a refreshing equilibrium in the rhythm of day and night. This seasonal shift not only enhances outdoor activities but also fosters a vibrant atmosphere, inviting residents and visitors alike to embrace the extended daylight of early spring.
In September, Lubumbashi experiences a mild increase in wind speed, averaging 2.9 m/s (6 mph), which marks a subtle return to the breezier conditions seen in the earlier months. This uptick follows a summer of relatively steady winds, with July standing out as the windiest month at 3.1 m/s (7 mph). The transition into the fall season continues the trend of moderate winds, contributing to the refreshing atmosphere that characterizes this time of year. As the days grow shorter and temperatures begin to dip, the gentle September breeze plays a crucial role in shaping the city's vibrant outdoor life.
Weather in Lubumbashi varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Lubumbashi, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather is typically warm and dry, with temperatures ranging from a comfortable minimum of 12°C (54°F) to a maximum of 34°C (94°F). The average temperature is a pleasant 23°C (74°F), and there is virtually no precipitation, characterized by only 1 mm (0.0 in) and zero rainy days, leading to a lower humidity level of 44%. In contrast, January brings a significant shift, featuring higher humidity at 91% and much wetter conditions, with total precipitation reaching 222 mm (8.8 in) over 24 rainy days. The temperature range in January is milder, with a minimum of 16°C (61°F), an average of 21°C (70°F), and a maximum of 29°C (85°F). For more detailed information, you can check Lubumbashi weather in January.
In September, the weather is generally warm and dry, with temperatures ranging from a mild 12°C (54°F) at night to a scorching 34°C (94°F) during the day, and a low humidity of 44%. In stark contrast, February brings noticeably higher humidity levels at 89% and a much cooler average temperature of 21°C (71°F), with daytime highs peaking at 30°C (86°F). Additionally, February experiences significant rainfall, with a dramatic 255 mm (10.0 in) of precipitation over 24 days, transforming the landscape and creating a much wetter atmosphere compared to the arid conditions of September. For more detailed information, check out Lubumbashi weather in February.
September and March present contrasting weather conditions. September typically enjoys mild temperatures, ranging from a minimum of 12°C (54°F) to a comfortable average of 23°C (74°F), peaking at a warm 34°C (94°F). This month also boasts very low precipitation, with just 1 mm and no rainy days, alongside a relatively low humidity of 44%. In stark contrast, March sees slightly warmer minima at 15°C (60°F) and an average temperature of 21°C (70°F), but it is marked by significant rainfall, totaling 227 mm over 26 days, resulting in high humidity levels of 87%. This variability highlights how September is characterized by drier, warmer days, while March is defined by cooler temperatures and frequent rain. For more information, visit Lubumbashi weather in March.
September and April present distinct weather characteristics. In September, the temperatures range from a minimum of 12°C (54°F) to a maximum of 34°C (94°F), with an average of 23°C (74°F). The month is dry, with only 1 mm of precipitation and a low humidity of 44%. In contrast, April experiences slightly cooler temperatures, with a minimum of 13°C (57°F) and a maximum of 30°C (86°F), averaging 21°C (70°F). This month is considerably wetter, boasting 55 mm of rainfall over 11 days, along with higher humidity levels at 81%. The differences highlight a transition from the warm, dry conditions of September to the cooler, wetter climate typically seen in April. For more detailed insights on April's weather, you can refer to Lubumbashi weather in April.
In comparison, September boasts warmer temperatures with a minimum of 12°C (54°F) and a maximum of 34°C (94°F), while May sees slightly cooler averages with a minimum of 10°C (49°F) and a maximum of 30°C (86°F). September is characterized by much lower humidity at 44% and virtually no precipitation, making it a dry and hot month, whereas May experiences higher humidity at 66% and some rainfall, with an average precipitation of 6 mm over two days. For a closer look at May's weather specifics, you can check Lubumbashi weather in May.
In comparing the weather between September and June, September typically presents a warmer climate, with average temperatures reaching 23°C (74°F) and a high of 34°C (94°F). In contrast, June sees cooler conditions with an average temperature of 18°C (65°F) and a maximum of 28°C (82°F). While both months experience minimal rainfall—with September recording almost no precipitation and June also showing 0 mm—September's lower humidity at 44% provides a drier feel compared to June's more humid conditions at 59%. For more detailed insights, you can check Lubumbashi weather in June.
September weather tends to be warmer compared to July, with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 34°C (94°F), while July sees cooler temperatures between 8°C (48°F) and 28°C (83°F). The average temperature in September is 23°C (74°F), significantly higher than July's average of 18°C (64°F). Precipitation is minimal in both months, with September receiving just 1 mm of rain and July recording none, as detailed here: Lubumbashi weather in July. Additionally, humidity levels are slightly lower in September at 44% compared to 52% in July, making September feel warmer and drier overall.
In comparing the weather between September and August, September presents slightly warmer conditions, with an average temperature of 23°C (74°F) and a maximum of 34°C (94°F), compared to August's average of 20°C (69°F) and a maximum of 32°C (90°F). The minimum temperatures also show a minor increase, with September starting at 12°C (54°F) while August recorded a minimum of 10°C (50°F). Both months experienced negligible precipitation, with September recording only 1 mm and no rainy days, similar to August's completely dry conditions. Interestingly, humidity levels are nearly identical, with September at 44% and August at 43%. For a more detailed view, you can check Lubumbashi weather in August.
September features warm weather with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 34°C (94°F) and is characterized by low humidity at 44% and virtually no precipitation. In contrast, October sees a slight increase in temperatures, with a minimum of 15°C (59°F) and a maximum of 35°C (95°F), as well as higher humidity at 54%. October also brings more rainfall, totaling 29 mm (1.2 in) over five days. For more detailed insights, check out Lubumbashi weather in October.
September and November experience notable differences in weather patterns. September boasts a warm climate, with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 34°C (94°F) and minimal precipitation of just 1 mm, resulting in low humidity levels at 44%. In contrast, November brings higher minimum temperatures of 16°C (61°F) and similar average temperatures at 23°C (74°F), but it also sees a significant increase in rainfall, with 130 mm (5.1 in) over 18 days, leading to much higher humidity levels at 78%. This shift heralds a more humid and wetter environment in November compared to the dry and warm September. For more detailed information, you can check Lubumbashi weather in November.
In September, the weather is generally warm and dry, with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 34°C (94°F), and only 1 mm of precipitation. The humidity is relatively low at 44%, making it a comfortable month to enjoy outdoor activities. In contrast, December experiences significantly different conditions, with higher minimum temperatures of 17°C (62°F) and an average of 22°C (71°F). However, it sees much more precipitation at 227 mm (8.9 in) over 26 days, resulting in high humidity levels at 92%. For more information on the December weather, visit Lubumbashi weather in December.
As September rolls in, Lubumbashi experiences a warm transition, characterized by higher temperatures than the preceding months, with maximums often rising to 34°C (94°F). This month stands out due to its notably low precipitation, averaging just 1 mm and featuring zero rainy days, making it one of the driest months in the year. The humidity settles at a comfortable 44%, providing a pleasant atmosphere for outdoor activities. As the city braces for the approaching dry season, September's weather offers a delightful blend of warmth without the burden of rain. To explore more about Lubumbashi's climate throughout the year, visit Lubumbashi Climate.