September Weather in Goma, Democratic Republic of the Congo

Last updated: August 21, 2025

In Goma, Democratic Republic of the Congo, September graces the region with mild temperatures, featuring a maximum of 23°C (73°F) and an average of 19°C (67°F), while the nights can cool down to a minimum of 16°C (61°F). As the month unfolds, it witnesses significant rainfall, totaling approximately 190 mm (7.5 in) across 25 rainy days, contributing to the region's lush environment. With humidity levels hovering around 82%, the air carries a tropical feel, making September a month of vibrant ecosystems and rich, verdant landscapes.

September Temperature in Goma

In September, Goma, located in the Democratic Republic of the Congo, experiences mild temperatures that create an inviting atmosphere for visitors. The month starts with a minimum temperature of 16°C (61°F) and an average that rises slightly to 19°C (67°F), while daytime highs reach 23°C (73°F). This trend of stable and comfortable temperatures carries through the latter part of the year, with September marking a transition as it approaches the warmer months. Notably, highs begin to slightly increase from the previous months, indicating a slow yet steady shift towards October, when temperatures can peak at 24°C (75°F). Overall, September delivers a pleasant climate, ideal for exploring the region's rich natural beauty and vibrant culture.

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

The chart illustrates September temperature patterns in Goma, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Goma, 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).
JanFebMarAprMayJunJulAugSepOctNovDec666767676666666666666666
Data source: Temperature data for Goma generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Goma

In September, Goma experiences a significant increase in precipitation, receiving an average of 190 mm (7.5 in) over approximately 25 days of rainfall. This marks a notable rise from the drier July and August months, which saw just 45 mm and 108 mm respectively. The shift signals the start of a more humid season as the region prepares for October's peak precipitation, where totals soar to 300 mm (11.8 in). As the landscape transitions, the combination of frequent showers and lush greenery not only rejuvenates the environment but also sets the stage for the dramatic rainfall patterns characteristic of the latter part of the year. This increase in moisture is vital for sustaining the rich biodiversity that thrives in and around this vibrant area.

September Precipitation Trends in Goma

The chart displays monthly precipitation patterns in Goma, 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 Goma, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1842242872571639345108190300353331
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Goma

In September, Goma experiences a humidity level of 82%, marking a slight increase from the previous months of July and August, which both recorded 79%. The trend throughout the year showcases a peak in May with 88%, followed by a gradual decline during the summer months, before a resurgence in humidity as the year transitions into the wet season. This pattern hints at Goma's tropical climate, where humidity levels are consistently high, particularly from the late spring through the end of the year, culminating in November’s peak of 93%. Such humidity levels significantly affect both the local weather experience and the vibrant lushness of the surrounding landscapes.

September Average Humidity in Goma

This chart illustrates the average monthly humidity levels in Goma, 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 Goma is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%80%75%80%88%83%79%79%82%89%93%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Goma

In September, Goma continues to experience an extreme UV Index of 14, maintaining a trend seen throughout the dry season. This level of solar intensity calls for vigilance, as skin can begin to burn in as little as 10 minutes of unprotected exposure. Following a pattern established in the preceding months—where the UV Index peaked at 16 in late winter and early spring—September's values indicate that while there's a slight decrease, the risks remain significant. As residents and visitors navigate the region, awareness of this UV intensity is crucial for safe outdoor activities. For more information on UV trends and safety, visit Goma UV Index.

Maximum UV Index Levels in Goma for September

The chart shows the monthly maximum UV Index (UVI) for Goma 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 Goma typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151616161412111314131313
Data source: Goma 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 Goma

Goma basks in an impressive sunlit embrace throughout the year, with September offering a delightful 292 hours of sunshine that hints at the changing seasons. As summer draws to a close, the city enjoys a vibrant transition marked by slightly reduced sunlight compared to the peak summer months, which boast an impressive 331 hours in July. This gradual decline in sunlight from the summer peak to September still ensures plenty of bright days, complemented by the lush landscapes surrounding the region. From the 316 hours of sunshine in August, the post-summer sun provides a warm and inviting atmosphere, making September an ideal time for outdoor exploration and experiencing Goma's natural beauty. The sunshine trend indicates a steady decrease as the year progresses, yet every hour of daylight remains precious in this vibrant part of the Democratic Republic of the Congo.

Monthly Sunshine Duration in Goma: September Highlighted

The September sunshine duration represents the total number of hours Goma 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.
JanFebMarAprMayJunJulAugSepOctNovDec252h271h297h285h316h314h331h316h292h287h282h300h
Data source: Goma September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Goma During September

In Goma, Democratic Republic of the Congo, the likelihood of sunny weather in September presents an interesting trend within the year. With a 23% chance of clear skies, September sits comfortably between the sunnier months of June to August, which boast a 39% chance of sunshine. This slight dip from the peak summer months suggests a gradual transition towards the wetter season, yet still offers a decent opportunity for sun seekers. As the daylight hours begin to shorten, September strikes a balance, allowing for occasional sunny days amid the backdrop of cooler weather. Thus, while it may not be the sunniest month, it certainly beckons those looking to enjoy the beauty of Goma under a mostly welcoming sky.

Percentage of Sunny Days in September in Goma

The chart illustrates the percentage of sunny days in Goma 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 Goma experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec21%16%16%11%27%39%38%39%23%22%19%12%
Data source: Goma September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Goma in September

In Goma, Democratic Republic of the Congo, the enchanting pattern of daylight duration remains remarkably consistent throughout the year, with each month offering 12 hours of daylight. This uniformity creates an idyllic environment where the rhythm of life is uninterrupted by seasonal variations in sunlight. As September unfolds, the residents of Goma continue to enjoy the same generous portion of daylight, fostering a sense of stability and harmony. With the sun rising and setting at similar times each day, both daily routines and cultural activities thrive, making every moment in this vibrant city feel equally precious and ripe for exploration.

Average Daylight Hours in Goma for September

The chart illustrates the variation in daylight duration in Goma throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 11m12h 9m12h 6m12h 3m12h 1m12h 1m12h 1m12h 2m12h 5m12h 7m12h 10m12h 12m
Data source: Goma daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Goma

As September unfolds in Goma, Democratic Republic of the Congo, the breeze begins to dance with a gentle average wind speed of 1.8 m/s (4 mph). This marks a slight decline from the summer's peak in July, where winds reached their highest at 2.1 m/s (5 mph). While the winds may be less vigorous than in the heart of summer, they still maintain a refreshing presence, reminiscent of the month prior. The consistency in wind speeds throughout the year, with September nestled comfortably between July's liveliness and October's slightly calmer conditions, paints a picture of Goma as a region where the winds whisper through the landscape, enticing both locals and visitors to embrace the beauty of the season.

Average September Wind Speed in Goma

The chart displays monthly wind speed patterns in Goma, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.41.51.51.61.62.02.11.91.8 m/s1.71.61.3
Data source: Goma September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Goma Compares to Other Months

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

In comparing the weather of September and January, we find that both months exhibit similar temperature ranges, with minimums averaging 16°C (61°F) and maximums hovering around 23°C (73°F) in September and reaching up to 24°C (75°F) in January. Precipitation levels are also comparable, with September receiving 190 mm (7.5 in) over 25 days, while January sees slightly less rain at 184 mm (7.2 in) over 22 days. Humidity remains consistently high in both months, just slightly varying from 82% in September to 81% in January. For more specifics on January weather patterns, visit Goma weather in January.

When comparing the weather between September and February, we see notable similarities and a few differences. Both months have a minimum temperature of 16°C (61°F), an average of 19°C (67°F), and a maximum around 23°C (73-74°F). However, February tends to be slightly wetter, with a total precipitation of 224 mm (8.8 in) compared to September's 190 mm (7.5 in), and both months share an equal number of rainy days at 25. Humidity levels are also quite close, with September at 82% and February slightly lower at 80%. For more detailed insights, you can visit Goma weather in February.

In both September and March, the temperatures remain quite similar, with minimums around 16°C (61°F), average temperatures of 19°C (67°F), and maximums peaking at 23°C (73°F in September and 74°F in March). However, March experiences significantly more rainfall, totaling 287 mm (11.3 in) over 29 days, compared to September's 190 mm (7.5 in) over 25 days. Additionally, while September has a higher humidity level at 82%, March's humidity is somewhat lower at 75%. For more detailed information about weather conditions in March, you can visit Goma weather in March.

In both September and April, temperatures exhibit a comfortable range, with minimums around 16°C (61°F), average highs reaching 23°C (73°F), and averages hovering at 19°C (67°F). However, September experiences slightly lower precipitation at 190 mm (7.5 in) over 25 days, compared to April's higher rainfall of 257 mm (10.1 in) over 29 days. Humidity levels are also comparable, with September at 82% and April slightly lower at 80%. For those interested in more detailed information, you can further explore Goma weather in April.

September and May showcase similar temperature ranges, with both months featuring a minimum of 16°C (61°F), an average of 19°C (67°F), and a maximum of around 22-23°C (73°F). However, September tends to be wetter, receiving 190 mm (7.5 in) of precipitation over 25 days, while May has slightly less rain at 163 mm (6.4 in) across 23 days. Humidity levels are also higher in May, reaching 88%, compared to September's 82%. These factors contribute to a notable difference in the overall feel of each month. For more details, you can explore Goma weather in May.

In comparing the weather of September and June, both months exhibit similar temperature ranges, with minimums around 16°C (61°F) and averages close to 19°C (66-67°F). However, September receives significantly more rainfall, totaling 190 mm (7.5 in) over 25 days, while June sees only 93 mm (3.7 in) across 15 days. This difference in precipitation contributes to a more humid atmosphere in September, with humidity levels at 82%, compared to 83% in June. For a more detailed look at June weather patterns, check out Goma weather in June.

Comparing the weather in September and July reveals some noticeable differences. September tends to be slightly warmer, with average temperatures around 19°C (67°F), while July has a similar average of 19°C (66°F). However, July features a lower maximum temperature of 22°C (72°F) compared to September's maximum of 23°C (73°F). Precipitation is significantly higher in September, with 190 mm (7.5 in) falling over 25 days, whereas July sees only 45 mm (1.8 in) across just 10 days. Humidity levels are also slightly elevated in September at 82% compared to July's 79%. For more insights on July weather, you can check Goma weather in July.

When comparing the weather in September and August, we see some notable differences. Both months have similar average temperatures, hovering around 19°C (66-67°F), but September experiences slightly higher maximum temperatures, reaching up to 23°C (73°F) compared to August's 22°C (72°F). Additionally, September is significantly wetter, with 190 mm (7.5 in) of precipitation over 25 days, while August typically sees only 108 mm (4.2 in) over 16 days. The humidity also rises slightly in September, averaging 82% compared to August's 79%. For more detailed weather patterns, you can visit Goma weather in August.

In comparing the weather from September to October, we see a slight increase in maximum temperatures, with October reaching up to 24°C (75°F) compared to September's 23°C (73°F). Both months maintain a minimum temperature of 16°C (61°F) and an average close to 19°C (67°F for September and 66°F for October). However, October is noticeably wetter, receiving 300 mm (11.8 in) of precipitation over 29 days, compared to September's 190 mm (7.5 in) across 25 days. Additionally, humidity levels rise from 82% in September to 89% in October, contributing to a more damp atmosphere. For more specific details, you can check Goma weather in October.

In comparing the weather between September and November, both months exhibit similar temperature ranges, with minimums around 16°C (61°F) and average temperatures of approximately 19°C (67°F). However, November tends to be wetter, receiving 353 mm (13.9 in) of precipitation over 28 days, compared to September's 190 mm (7.5 in) across 25 days. Additionally, humidity levels rise in November to 93%, making it feel more humid than September's 82%. For more details on November weather, you can check Goma weather in November.

September and December in the region share similar average temperatures, with both months hovering around 19°C (66-67°F). However, December tends to be slightly cooler, with maximum temperatures reaching up to 22°C (72°F) compared to September's 23°C (73°F). One significant difference between the two months is the precipitation; December experiences heavier rainfall, totaling 331 mm (13.0 in) over 30 days, while September receives 190 mm (7.5 in) across 25 days. This results in higher humidity levels in December, averaging 89%, compared to September's 82%. These factors contribute to a distinctly wetter and more humid experience in December. For more detailed insights, refer to Goma weather in December.

Compare Goma's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Goma

As September arrives in Goma, the weather presents a dramatic shift compared to the drier months. With an average temperature hovering around 19°C (67°F), the coolness can be a refreshing contrast to the warmer days experienced earlier in the year. However, this month also brings significant rainfall, with approximately 190 mm spread over 25 days, leading to a humid environment with levels around 82%. This soaking wet pattern can transform the landscape, making the lush greenery even more vibrant. For those planning to visit, it's crucial to prepare for the intriguing blend of warmth and moisture that defines September in Goma. To learn more about the diverse climate patterns, check out Goma Climate.