Last updated: August 21, 2025
In September, Yaoundé, Cameroon experiences a warm and humid climate, with maximum temperatures reaching 31°C (88°F) and an average around 23°C (74°F). The month is characterized by significant rainfall, totaling 206 mm (8.1 in) across 28 days, contributing to the city's lush greenery. With an impressive humidity level of 92%, the atmosphere feels tropical, making it a vibrant time for nature lovers and those looking to immerse themselves in the rich environment of the city. Whether you're navigating through the rain or enjoying the cloud cover, September in Yaoundé promises a unique experience for all.
In September, temperatures in Yaoundé, Cameroon showcase a comfortable yet warm climate, with minimums around 19°C (67°F) and a maximum reaching about 31°C (88°F). This month marks a subtle transition into the cooler months, as average temperatures remain steady at 23°C (74°F), mirroring conditions from the previous months of July and August. Notably, while min and max temps show only slight fluctuations, the overall trend displays a gradual cooling as the year progresses. This consistency in September makes it a pleasant time to explore the city, with warm days softened by gentle evenings, setting the stage for the drier months ahead.
September in Yaoundé, Cameroon, marks a significant peak in the rainy season, with precipitation soaring to 206 mm (8.1 in) across an impressive 28 days of rainfall. This surge represents the highest monthly total of the year, further intensifying the lush landscapes that define the region. Following the consistent wetness of the previous months, September showcases a noticeable increase in not only rainfall amount but also frequency of precipitation days, setting the stage for the even wetter October. As the city weathers this deluge, it underscores a broader trend of heightened rainfall and extended rainy periods typical of the transition from the dry season to the vibrant greenery of the wet months.
In September, Yaounde experiences a notable peak in humidity, reaching 92%, just a notch below the following month. This rise is part of a steady upward trend observed over the previous months, with humidity inching higher from 82% in January to an increasing 91% in August. The city’s tropical climate ensures that as the year progresses, moisture levels continue to elevate, typically heightening the sensation of heat. Following September, a slight increase to 93% in October reinforces the idea that the rainy season lingers, creating an atmosphere that is distinctly warm and humid, characteristic of Yaounde's lush environment. Thus, September serves as a significant transition point, showcasing the city’s distinctive weather patterns as it shifts toward a more humid climax.
In September, Yaoundé experiences a UV Index of 13, categorizing it within the extreme exposure range, where a sunburn can occur in just 10 minutes. This trend mirrors the preceding months, particularly April, which exhibited the highest index of 15. Starting from January, the UV Index has consistently remained at high levels, fluctuating between 11 and 15, with September presenting a slight drop from April but remaining significant. As the rainy season approaches, this consistency highlights the need for sun protection year-round in the region. For more information on UV exposure in Yaoundé, visit Yaounde UV Index.
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As September unfolds in Yaoundé, Cameroon, the city basks in 257 hours of sunshine, a gentle decline from the vibrant summer months. This transition signifies the gradual shift from the peak sunlit days of May, which boasts 292 hours, to a more tempered glow as the rainy season approaches. Notably, September's sunshine hours are still commendable, allowing for ample opportunities to enjoy the lush landscapes and vibrant culture. Although there is a noticeable dip from August's 260 hours, the month retains a warmth that leads seamlessly into October's 263 hours. This consistent pattern highlights Yaoundé's balanced climate, where the dance of sun and rain creates a thriving ecosystem and inviting atmosphere.
In September, the likelihood of experiencing sunny weather in Yaoundé, Cameroon, dips significantly, with only a 10% chance of sunshine. This month continues a trend of decreasing sunlight from the peak in January, which enjoys a 29% chance of sunny skies. As the year progresses towards the rainy season, other months like August and July show similarly low probabilities, suggesting that September remains firmly within the rainy pattern. Interestingly, while the chances of sun are at their lowest, the subsequent months of October and November see a slight recovery to 10% and 21%, respectively, hinting that sunshine may return in the latter part of the year.
As September unfolds in Yaoundé, Cameroon, the city enjoys a consistent 12 hours of daylight—a duration that reflects the stable sunlight patterns typical of the region throughout the year. Following a gradual increase from 11 hours in the earlier months, the transition into the latter half of the year sees a steadiness in daylight that persists until October. This rhythmic ebb and flow not only highlights the near-equatorial climate but also sets the stage for a vibrant lifestyle, where residents bask in ample sunlight. As the days shorten towards November, the return to 11 hours reminds us of nature's cyclical dance, showcasing the charm of each season in this lively city.
As the calendar turns to September in Yaoundé, Cameroon, a gentle breeze graces the city with an average wind speed of 2.0 m/s (5 mph). This month subtly reflects a typical dip in wind activity, slightly below the more boisterous conditions seen in July, which boasted the highest average of 2.5 m/s (6 mph). Overall, September aligns closely with the calmness observed in the preceding months of April and May, where wind speeds hovered around 1.7 m/s (4 mph). The pattern indicates a transition towards the ongoing rainy season, where the soothing September winds carry the promise of cooling respite and refreshment, creating an inviting atmosphere amid the lush landscapes of Yaoundé.
Weather in Yaounde varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Yaounde, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January in Yaoundé present contrasting weather patterns. September features a warm climate with average temperatures around 23°C (74°F) and maximums reaching up to 31°C (88°F). This month experiences significant rainfall, totaling 206 mm (8.1 in) across 28 days, combined with high humidity levels of 92%. In contrast, January exhibits slightly cooler temperatures, with a minimum of 16°C (62°F) and an average of 25°C (77°F), peaking at 34°C (93°F). The precipitation drastically decreases to just 34 mm (1.4 in) over 8 days, along with lower humidity at 82%. For more detailed information, check out Yaounde weather in January.
In comparing the weather of September and February, September tends to be more humid and wetter, with an average temperature of 23°C (74°F) and substantial precipitation of 206 mm (8.1 in) spread over 28 days. In contrast, February experiences a slightly higher average temperature of 25°C (78°F), but significantly less precipitation, totaling only 45 mm (1.8 in) across just 10 days, accompanied by lower humidity levels at 79%. This shift results in a more comfortable and drier climate in February compared to the heavy rains and high humidity of September. For more detailed information on the February weather in Yaoundé, you can visit Yaounde weather in February.
In comparing the weather patterns of September and March, we see notable differences in temperature, precipitation, and humidity. September experiences temperatures ranging from a minimum of 19°C (67°F) to a maximum of 31°C (88°F), while March has slightly higher temperatures with a minimum of 19°C (66°F) and a maximum reaching 34°C (94°F). Precipitation in September is significantly heavier at 206 mm (8.1 in) over 28 days, compared to March's 134 mm (5.3 in) over 21 days, indicating a wetter season in September. Humidity levels are also higher in September at 92%, while March has a more comfortable humidity of 84%. For more detailed information, you can check Yaounde weather in March.
September and April exhibit distinct weather patterns, making each month unique. In September, temperatures range from a minimum of 19°C (67°F) to a maximum of 31°C (88°F), with an average of 23°C (74°F). The month sees considerable rainfall, totaling 206 mm (8.1 in) over 28 days and a high humidity level of 92%. In contrast, April boasts a slightly warmer average temperature of 24°C (76°F), with a maximum of 34°C (93°F), while its minimum remains similar at 18°C (65°F). Rainfall in April is lower, at 161 mm (6.3 in) over 24 days, accompanied by a humidity level of 86%. For more details about April's weather, you can check Yaounde weather in April.
In comparing the weather between September and May, both months exhibit warm temperatures, with September averaging 23°C (74°F) and May slightly warmer at 24°C (76°F). The maximum temperatures are also comparable, with September reaching up to 31°C (88°F) and May peaking at 32°C (90°F). However, September tends to be wetter, with 206 mm (8.1 in) of precipitation over 28 days, compared to May’s 185 mm (7.3 in) over 26 days. The humidity is slightly higher in September at 92%, while May enjoys a more comfortable 87%. For a detailed look at May's weather specifically, you can refer to Yaounde weather in May.
In June, the weather in Yaounde is characterized by slightly warmer temperatures, with an average of 24°C (75°F), compared to September's average of 23°C (74°F). Both months experience similar maximum temperatures of 31°C (88°F), but September sees more precipitation, with 206 mm (8.1 in) over 28 days, compared to June's 161 mm (6.3 in) spread over 26 days. Additionally, humidity is slightly higher in September at 92%, compared to June's 88%. For a more detailed look at June weather, you can check Yaounde weather in June.
When comparing the weather in September and July, we find some notable differences despite their similar temperature ranges. In September, temperatures slightly rise, with a maximum of 31°C (88°F) compared to July's 30°C (86°F). Both months start with a minimum temperature of 19°C (67°F) and have an average temperature of 23°C (74°F). However, September experiences significantly more rainfall, with 206 mm (8.1 in) spread over 28 days, compared to July's 133 mm (5.2 in) over 24 days. This results in higher humidity levels in September at 92%, compared to 88% in July. For a more detailed look at the weather in July, visit Yaounde weather in July.
In comparing the weather of September and August, we see a slight increase in rainfall and humidity in September. While the average temperature remains similar in both months at 23°C (74°F), September experiences a minimum of 19°C (67°F) compared to August's minimum of 20°C (67°F). The maximum temperatures are also close, with September peaking at 31°C (88°F) and August at 31°C (87°F). However, September has a significantly higher precipitation level of 206 mm (8.1 in) over 28 days, contrasted with August's 133 mm (5.2 in) over 24 days. This results in a marginally more humid atmosphere in September at 92% compared to 91% in August. For a detailed look at the weather in August, visit Yaounde weather in August.
September and October share similar temperature ranges, with minimums around 19°C, averages at 23°C, and maximums peaking at 31°C. However, October sees an increase in precipitation, with totals rising to 251 mm over 29 days compared to September’s 206 mm over 28 days. This slight rise in rain is also accompanied by a slight increase in humidity, from 92% in September to 93% in October. Overall, while both months are warm and humid, October tends to be a bit wetter. For more detailed information on October weather specifically, you can visit Yaounde weather in October.
September in Yaoundé features slightly warmer temperatures, ranging from a minimum of 19°C (67°F) to a maximum of 31°C (88°F) with an average of 23°C (74°F). This month is also characterized by high humidity at 92% and significant rainfall, accumulating around 206 mm (8.1 in) over 28 days. In contrast, November sees a marginally lower minimum temperature of 18°C (65°F) and maintains a similar maximum of 31°C (87°F), with an average temperature of 24°C (75°F). Rainfall decreases to 170 mm (6.7 in) over 22 days, accompanied by a slightly lower humidity level of 89%. For more detailed information, you can check Yaounde weather in November.
In September, temperatures range from a minimum of 19°C (67°F) to a maximum of 31°C (88°F), with an average of 23°C (74°F). The month is characterized by heavy rainfall, totaling 206 mm (8.1 in) over 28 days, resulting in high humidity levels of 92%. In contrast, December sees slightly warmer temperatures, with minimums remaining at 19°C (67°F) and maximums rising to 33°C (91°F), and an average of 24°C (76°F). Precipitation decreases significantly to 63 mm (2.5 in) over just 13 days, accompanied by lower humidity at 85%. For a detailed look at December weather, visit Yaounde weather in December.
September in Yaoundé is characterized by its humid and rain-soaked conditions, distinguishing it from the rest of the year. With temperatures averaging around a comfortable 23°C (74°F), the month still experiences sweltering maximum temperatures that can reach up to 31°C (88°F). However, the significant rainfall of 206 mm (8.1 in) over 28 days creates a lush environment, yet leads to nearly constant humidity levels around 92%. This combination of warmth and moisture sets September apart as a month of introspection and vibrancy, where nature thrives amidst the showers. For a more detailed understanding of the climate patterns throughout the year, visit Yaounde Climate.