September Weather in Uyo, Nigeria

Last updated: August 27, 2025

In Uyo, Nigeria, the weather in September is characterized by warm temperatures and high humidity, making it a unique experience for residents and visitors alike. The maximum temperature reaches a balmy 33°C (91°F), while the average hovers around a comfortable 25°C (78°F). Nights can bring relief with a minimum temperature of 22°C (72°F). Though the warmth is inviting, September is also notable for its significant rainfall, with an impressive total of 457 mm (18.0 in) distributed over 30 days. This persistent precipitation, combined with an average humidity of 92%, creates a lush, vibrant atmosphere that defines Uyo's September climate.

September Temperature in Uyo

In September, Uyo, Nigeria, experiences a warm tropical climate characterized by a consistent range of temperatures. The month sees minimum temperatures hovering around a comfortable 22°C (72°F), while the average remains steady at 25°C (78°F), creating a pleasant atmosphere. Days can warm up to a maximum of 33°C (91°F), slightly higher than the preceding months of July and August, which maintain cooler weather. This gradual increase in temperatures marks a transition towards the hotter months ahead, making September a delightful time for outdoor activities amidst the lush greenery of Uyo. Overall, the weather is inviting, striking a fine balance between warmth and humidity, typical of this vibrant region.

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

The chart illustrates September temperature patterns in Uyo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Uyo, 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).
JanFebMarAprMayJunJulAugSepOctNovDec828482818079777778798081
Data source: Temperature data for Uyo generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Uyo

In September, Uyo, Nigeria continues its trend of heavy precipitation, receiving a striking 457 mm (18.0 in) of rainfall throughout the month. This marks one of the wettest periods of the year, with rain recorded on 30 days, highlighting a persistent and relentless downpour that characterizes the onset of the wet season. Following the substantial rainfall in July and August, September maintains this intensity, reinforcing the region's reputation for its lush, green landscapes during this time. As the rains gradually taper off into October, the transition begins, yet September remains a vivid testament to Uyo's climatic extremes and its role in supporting the region's rich biodiversity.

September Precipitation Trends in Uyo

The chart displays monthly precipitation patterns in Uyo, 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 Uyo, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec315716923833332746335245735320036
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Uyo

In September, Uyo, Nigeria experiences a remarkable peak in humidity, reaching a notable 92%. This reflects a clear upward trend in moisture levels throughout the year, starting from a moderate 57% in January and steadily climbing as the months roll on. The transition from the dry season to the wet season is unmistakable, with humidity levels soaring from 54% in February to 90% in August. September's oppressive humidity is a continuation of this trend, matching October’s levels as the region remains enveloped in the wet season’s embrace. As the year progresses, the air feels increasingly heavier, culminating in one of the most humid months, not just leading into October, but also setting the stage for the subsequent months where humidity begins to taper off, but still retains a significant presence through the end of the year.

September Average Humidity in Uyo

This chart illustrates the average monthly humidity levels in Uyo, 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 Uyo is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec57%54%69%79%86%87%88%90%92%92%87%78%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Uyo

In September, Uyo, Nigeria, experiences a UV Index of 12, placing it in the extreme exposure category with a burn time of just 10 minutes. This level of UV intensity follows a consistent trend observed from January through August, where the region predominantly faces extreme UV conditions. Interestingly, September marks the transitional point as the UV Index remains high but shows a slight decline compared to the peak in April. As autumn approaches, residents and visitors alike should remain vigilant and protective against the sun's rays, ensuring adequate precautions are taken when enjoying outdoor activities. For more detailed insights, visit Uyo UV Index.

Maximum UV Index Levels in Uyo for September

The chart shows the monthly maximum UV Index (UVI) for Uyo 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 Uyo typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10111114131211111212109
Data source: Uyo 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 Uyo

As September unfolds in Uyo, Nigeria, the sun shines a bit less intensely, offering 204 hours of bright daylight—the lowest since the dry season began. This decline continues a gradual downward trend observed since June, where the days have grown shorter, culminating in a noticeable dip from the vibrant summer months of July and August, which boasted 228 and 229 hours respectively. While September offers slightly less sunshine compared to its predecessors, it still stands as a transition period, setting the stage for the more sun-filled days of October and the peak sunshine months of December, which dazzles with 297 hours. Uyo's climate intricately weaves together cycles of brightness and shade, allowing residents to appreciate the gentle rhythm of nature as it shifts from the heavy rains toward a sunnier outlook.

Monthly Sunshine Duration in Uyo: September Highlighted

The September sunshine duration represents the total number of hours Uyo 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.
JanFebMarAprMayJunJulAugSepOctNovDec244h264h264h254h247h241h228h229h204h214h247h297h
Data source: Uyo September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Uyo During September

In Uyo, Nigeria, the likelihood of sunny days experiences a notable decline as the year progresses, particularly in the latter months. September, like August and July, sees a mere 8% chance of sunshine, making it one of the cloudiest times of the year. This trend continues into October, maintaining the same low probability of clear skies. As the wet season reaches its peak, the sunshine diminishes, further emphasizing the need for a flexible plan for outdoor activities. In contrast, January kicks off the year with a more promising 42% chance of sun, gradually tapering off through the spring and into the summer months. As the year transitions, residents can expect more overcast skies, especially in the late summer and early autumn, making sunny weather a rare and valuable occurrence.

Percentage of Sunny Days in September in Uyo

The chart illustrates the percentage of sunny days in Uyo 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 Uyo experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec42%38%21%16%11%15%9%9%8%8%24%38%
Data source: Uyo September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Uyo in September

In Uyo, Nigeria, the month of September brings a steady rhythm of 12 hours of daylight, mirroring the consistent sunlight seen in the preceding months from April through August. This balanced duration reflects the region's tropical climate, where daylight varies little throughout the year. Following this peak of sunlight, the days will gradually shorten into October, returning to 11 hours, a pattern that signifies the subtle transition towards the end of the year. The consistency of daylight in September not only enhances outdoor activities but also embodies the lively spirit of the region.

Average Daylight Hours in Uyo for September

The chart illustrates the variation in daylight duration in Uyo throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 51m11h 57m12h 4m12h 12m12h 19m12h 23m12h 21m12h 15m12h 7m11h 59m11h 53m11h 50m
Data source: Uyo daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Uyo

In Uyo, Nigeria, the September wind offers a gentle breeze, averaging a modest 1.4 m/s (3 mph). This marks a slight dip from the peak winds of early spring, where the air flowed more briskly at 1.8 m/s (4 mph) in March. As the year progresses, the wind speed experiences a gradual decline, especially noticeable in the transition into the latter months. September is characterized by a soothing atmosphere, perfectly complementing the vibrant landscape as it prepares for the upcoming shift into the drier season. The consistent softness of the September breeze is not only refreshing but also a serene reminder of nature's rhythm in this tropical locale.

Average September Wind Speed in Uyo

The chart displays monthly wind speed patterns in Uyo, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.61.61.81.71.41.41.51.51.4 m/s1.31.31.3
Data source: Uyo September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Uyo Compares to Other Months

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

In September, the weather is quite humid and wet, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 33°C (91°F) and an average of 25°C (78°F). The month experiences significant rainfall of 457 mm (18.0 in) over 30 days, contributing to a high humidity level of 92%. In contrast, January offers a drier and hotter climate, with temperatures ranging from a minimum of 17°C (63°F) to a maximum of 37°C (98°F) and an average of 28°C (82°F). This month sees only 31 mm (1.2 in) of precipitation over 9 days and a much lower humidity level of 57%. For details on the specific weather conditions in January, you can refer to Uyo weather in January.

September and February exhibit notably different weather patterns. In September, temperatures range from a minimum of 22°C (72°F) to a maximum of 33°C (91°F), with an average of 25°C (78°F). The month is characterized by high precipitation, totaling 457 mm (18.0 in) over 30 days, and a humidity level of 92%, creating a muggy atmosphere. In contrast, February experiences slightly cooler minimum temperatures at 20°C (69°F) but reaches much higher maximums of up to 38°C (101°F), with an average of 29°C (84°F). The precipitation in February is significantly lower at 57 mm (2.3 in) over just 9 days, along with a reduced humidity of 54%, resulting in a more comfortable and arid climate. For more details, check out Uyo weather in February.

When comparing the weather of September and March, notable differences emerge. September typically features a milder temperature range, with an average of 25°C (78°F) and a maximum temperature of 33°C (91°F). In contrast, March can be significantly hotter, with average temperatures around 28°C (83°F) and peaks reaching up to 38°C (101°F). September also experiences substantial rainfall, with 457 mm (18.0 in) over 30 days and high humidity at 92%, while March sees considerably less precipitation at 169 mm (6.6 in) over 26 days and lower humidity levels at 69%. For more detailed insights, you can check Uyo weather in March.

In comparing the weather of September and April, it’s evident that both months offer warm temperatures, but April tends to be slightly hotter overall. September features a minimum temperature of 22°C (72°F), with averages around 25°C (78°F) and a maximum reaching 33°C (91°F). In contrast, April has a slightly higher minimum of 23°C (73°F), an average of 27°C (82°F), and can peak at a sweltering 36°C (97°F).

Precipitation levels are notably higher in September, with 457 mm (18.0 in) spread over 30 days, compared to April’s 237 mm (9.3 in) over 26 days. Additionally, humidity is more intense in September at 92%, while April sees a more comfortable 79%. For more detailed insights into April's weather, you can check out Uyo weather in April.

In comparing the weather of September and May, both months exhibit warm temperatures, but May tends to be slightly warmer overall. In September, the average temperature ranges from a minimum of 22°C (72°F) to a maximum of 33°C (91°F), while in May, temperatures increase slightly, with a minimum of 23°C (73°F) and a maximum of 34°C (94°F). Precipitation levels are notably high in September, with a total of 457 mm (18.0 in) spread across 30 days, compared to May's 333 mm (13.1 in) over 28 days. Additionally, September is characterized by higher humidity at 92%, while May has a lower humidity level of 86%. For more detailed information about the weather during this month, you can visit Uyo weather in May.

In comparing the weather of September and June, both months share similar temperature ranges, with minimum temperatures hovering around 22°C (72°F) and maximums reaching up to 33°C (91°F). However, September tends to be slightly cooler on average, with temperatures averaging 25°C (78°F) compared to June's average of 26°C (79°F). Another notable difference is the precipitation levels; September receives significantly more rainfall at 457 mm (18.0 in) over 30 days, while June sees 327 mm (12.9 in) across 28 days. Humidity is also higher in September at 92%, contrasted with June's 87%. For more details on June weather, visit Uyo weather in June.

In comparing the weather of September and July, both months have similar temperature ranges, with minimums around 22°C (72°F) and averages at 25°C (78°F). However, September tends to be slightly warmer, with a maximum temperature peaking at 33°C (91°F), compared to July's maximum of 32°C (90°F). Precipitation levels are high in both months, with September receiving 457 mm (18.0 in) over 30 days and July slightly higher at 463 mm (18.2 in) over 29 days. Notably, September is more humid at 92%, while July has a relatively lower humidity of 88%. For more detailed information, you can check Uyo weather in July.

In September, the weather remains quite warm, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 33°C (91°F), mirroring the average temperatures seen in August, which range from 22°C (72°F) to 32°C (89°F). However, September experiences significantly higher precipitation, totaling 457 mm (18.0 in) over 30 days, compared to August's 352 mm (13.8 in) over 29 days. Additionally, humidity levels rise slightly in September, averaging at 92% versus August's 90%. This makes September feel a bit more oppressive despite similar temperatures; for more details, you can check Uyo weather in August.

In September, Uyo experiences warm temperatures with a minimum of 22°C (72°F), an average of 25°C (78°F), and a maximum reaching 33°C (91°F). The month is characterized by high precipitation, totaling 457 mm (18.0 in) spread over 30 days, coupled with persistent humidity at 92%. In contrast, October sees a slight increase in average and maximum temperatures, with a minimum of 22°C (73°F), an average of 26°C (79°F), and a maximum of 34°C (93°F). Rainfall decreases notably to 353 mm (13.9 in) over the same duration, while humidity remains constant at 92%. For more detailed information about October weather, check out Uyo weather in October.

In comparison to September, November experiences slightly warmer temperatures with averages reaching up to 27°C (80°F) and maximums of 34°C (93°F), while maintaining a consistent minimum of 22°C (73°F). Precipitation sees a significant decline, dropping from 457 mm (18.0 in) over 30 days in September to just 200 mm (7.9 in) over 27 days in November, resulting in a less humid environment, with November's humidity averaging around 87% compared to September's 92%. For more specific information about weather conditions, you can check Uyo weather in November.

September and December exhibit notable differences in weather patterns. In September, temperatures range from a minimum of 22°C (72°F) to a maximum of 33°C (91°F), with an average temperature of 25°C (78°F). This month is characterized by high humidity at 92% and substantial rainfall, totaling 457 mm (18.0 in) over approximately 30 days. In contrast, December sees slightly lower temperatures, with a minimum of 20°C (69°F), an average of 27°C (82°F), and a maximum of 35°C (96°F). Precipitation is markedly reduced to just 36 mm (1.4 in) over 13 days, and humidity drops to 78%. These variations highlight the shift from the rainy season in September to the drier, warmer conditions of December. For more details on December weather, you can visit Uyo weather in December.

Compare Uyo's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Uyo

As September unfolds in Uyo, the weather takes on a distinctive character marked by high humidity levels and a significant increase in precipitation. With almost daily rainfall, this month sets itself apart from others, immersing the city in a lush, green ambiance. The temperatures, while still warm, are tempered by the frequent showers, creating a unique blend of warmth and moisture that can be both refreshing and intense. This combination of heat and humidity often leads to a feeling of stickiness, making September a month of transformation in Uyo's climate. For those interested in exploring more about the weather patterns, visit Uyo Climate for detailed insights.