Last updated: August 27, 2025
September in Oyo, Nigeria, presents a warm and humid climate, with maximum temperatures reaching 32°C (90°F) and an average of 25°C (77°F). The month is characterized by frequent rainfall, totaling 157 mm (6.2 in) over approximately 24 days, contributing to a high humidity level of 91%. This combination of warmth and moisture creates a lush environment, making September an ideal time for nature enthusiasts to explore the vibrant landscapes of Oyo.
In September, Oyo, Nigeria experiences a slight uptick in temperatures compared to the preceding months. With minimums around 21°C (70°F) and maximums peaking at 32°C (90°F), the weather remains comfortably warm, inviting outdoor explorations. The average temperature holds steady at 25°C (77°F), reflecting a trend of gradually rising warmth as the region transitions from the cooler rainy season of July and August. While temperatures remain relatively mild, the end of the month hints at the heat of October, maintaining a balance that allows both residents and visitors to enjoy the increasingly vibrant climate.
In September, Oyo, Nigeria experiences a significant transition in weather patterns, with precipitation recording at 157 mm (6.2 in), accompanied by 24 rainy days. This marks a slight decrease from the peak rainfall of August but remains robust, continuing the wet season trend that began in early summer. The consistent rainfall throughout the month helps to sustain the lush landscapes typical of this region, as humidity levels remain high. Interestingly, September's precipitation maintains a steady rhythm seen in the preceding months, reflecting the overall trend of increasing rainfall from January's mere 4 mm to the deluge in the heart of the rainy season. This month sets the stage for the gradual decline in precipitation anticipated in October, signaling the impending transition towards the drier months ahead.
As September arrives in Oyo, Nigeria, the humidity reaches a peak of 91%, marking it as one of the most humid months of the year. This sharp increase follows the gradual rise that starts from a moderate 37% in January, culminating in a significant jump as the region transitions into the wet season. From March onward, humidity levels climb steadily, reflecting the region's lush progression from the dry spells of early months into the vibrant, moisture-rich atmosphere of mid-year. After September, humidity slightly declines yet remains elevated at 90% in October, before tapering off in the final months of the year. This pattern highlights a clear trend of increasing humidity that characterizes Oyo’s climate, particularly as the rainy season takes hold.
In September, Oyo, Nigeria, sees a UV Index of 13, maintaining its position in the extreme exposure category with a burn time of just 10 minutes. This trend reflects the region's consistently high levels of UV radiation throughout the year, peaking in April at 14, and remaining largely above the threshold of very high from January through October. As the months progress, the UV exposure remains significant, with September experiencing only a slight dip from the summer months, showcasing the importance of sun protection during this time. For more details on UV exposure in Oyo, check out Oyo UV Index.
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September in Oyo, Nigeria, heralds a distinct shift in sunshine hours, totaling 244 hours, which is a noticeable dip from the vibrant summer months. As the dry season approaches, September's sunlight is less abundant than the preceding months, with May shining the brightest at 304 hours. This decline follows a general trend of diminishing daylight hours, peaking in mid-year and receding towards the fall. Nevertheless, the warmth and energy of the sun in September still provide ample opportunity for outdoor activities, even if it doesn't match the summer's intensity. As the month progresses, one can savor the changing light and the readying of nature for the upcoming transition into the cooler months ahead.
In Oyo, Nigeria, the likelihood of sunny weather takes a notable dip in September, with only a 13% chance of sunshine, making it one of the cloudiest months of the year. This trend continues from the significantly low percentages observed in the preceding months of June, July, and August, which see chances plummet as the rainy season peaks. As September ends, the weather begins to shift, with the chance of sun slightly rising in October to 24% and continuing to improve through the latter part of the year. Thus, while September is characterized by minimal sun, it serves as a transition month, paving the way for brighter days ahead.
In Oyo, Nigeria, the pattern of daylight duration throughout the year reveals a fascinating consistency, particularly in September, where residents enjoy a generous 12 hours of daylight. Following a gradual build-up from March to August, when daylight peaks, September maintains this extended duration, ensuring ample time for outdoor activities and natural enjoyment. As the year progresses into October, the daylight begins to contract once more, signaling a transition back to shorter days. This stability in daylight during the rainy season underscores Oyo's tropical climate, bringing both light and vibrancy to the region.
As September arrives in Oyo, Nigeria, the average wind speed tends to settle at a gentle 1.7 m/s (4 mph), mirroring the calming breezes of the previous month. This slight dip follows a summer of steadily increasing winds, peaking at 2.5 m/s (6 mph) in both April and July, which brought a refreshing reprieve from the heat. Likewise, while the wind speeds fluctuate throughout the year, September’s consistency suggests a transition into the cooler months ahead. Expect serene days as the environment gracefully shifts, with the wind providing a soft whisper that invites reflection amidst the lush landscape of Oyo.
Weather in Oyo varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Oyo, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January exhibit notably different weather patterns. In September, temperatures range from a minimum of 21°C (70°F) to a maximum of 32°C (90°F), with an average of 25°C (77°F). This month is also marked by high humidity at 91% and significant rainfall, accumulating 157 mm (6.2 in) over 24 days. In contrast, January offers a hotter climate with temperatures peaking at 38°C (100°F) and averaging 28°C (83°F), although it feels less humid at just 37%. The rainfall dramatically decreases, with only 4 mm (0.2 in) of precipitation occurring in just one day. For a more detailed look at January’s weather, check out Oyo weather in January.
When comparing the weather in September and February, we see notable differences in both temperature and precipitation. September tends to be more humid and wet, with average temperatures ranging from a comfortable 21°C (70°F) to a maximum of 32°C (90°F) and a significant 157 mm (6.2 inches) of rain across 24 days. In contrast, February is typically warmer and drier, featuring temperatures that can soar from a mild 19°C (66°F) to a scorching high of 39°C (102°F) and only about 20 mm (0.8 inches) of rainfall over just 4 days. The humidity in February also drops dramatically to 44%, creating a more arid environment compared to the sticky conditions of September. For more detailed information, you can check Oyo weather in February.
In comparing the weather between September and March, we see notable differences in temperature, precipitation, and humidity. September experiences a milder range with an average temperature of 25°C (77°F) and maximums reaching 32°C (90°F), accompanied by high humidity at 91%. In contrast, March boasts higher temperatures, averaging 29°C (84°F) and peaking at an impressive 38°C (101°F). Additionally, March is significantly drier, with only 57 mm (2.2 in) of precipitation over 13 days, compared to September's 157 mm (6.2 in) across 24 days. For more detailed insights into March weather, visit Oyo weather in March.
When comparing the weather in September and April, notable differences emerge. September offers slightly milder temperatures with a minimum of 21°C (70°F) and an average of 25°C (77°F), peaking at 32°C (90°F). However, it is characterized by heavy rainfall, with 157 mm (6.2 in) of precipitation over 24 days and high humidity at 91%. In contrast, April presents warmer weather, with temperatures ranging from a minimum of 21°C (71°F) to a scorching maximum of 37°C (99°F) and an average of 28°C (82°F). Rainfall in April is much lighter, totaling 68 mm (2.7 in) over 15 days, accompanied by lower humidity at 72%. For more detailed information, you can check Oyo weather in April.
When comparing the weather in September and May, we see notable differences in temperature and precipitation. September typically has a minimum temperature of 21°C (70°F), averaging around 25°C (77°F) and peaking at 32°C (90°F). In contrast, May starts warmer, with a minimum of 22°C (72°F), an average of 27°C (81°F), and maximum temperatures reaching up to 36°C (97°F). Additionally, September experiences higher rainfall, totaling 157 mm (6.2 in) over 24 days, compared to May's 101 mm (4.0 in) over just 19 days. Humidity levels also differ, with September being more humid at 91%, while May holds a lower humidity level of 82%. For more specific details on Oyo's weather, you can visit Oyo weather in May.
When comparing September and June weather, both months are characterized by warm temperatures, but June tends to be slightly hotter overall. In September, average temperatures range from a minimum of 21°C (70°F) to a maximum of 32°C (90°F), with an average of 25°C (77°F). In contrast, June has a narrower temperature range, with minimums at 20°C (69°F) and maximums reaching up to 35°C (95°F), averaging 26°C (79°F). Precipitation levels are similar, with September seeing 157 mm (6.2 in) over 24 days and June with 153 mm (6.0 in) over 23 days. However, September is notably more humid at 91% compared to June's humidity of 86%. For more detailed information about June weather, you can visit Oyo weather in June.
September and July share similar temperature ranges, with both months featuring a minimum of 21°C (70°F), an average of 25°C (77°F), and a maximum of 32°C (90°F). However, September tends to be slightly wetter, receiving 157 mm (6.2 in) of precipitation over 24 days, compared to July's 155 mm (6.1 in) over 25 days. Additionally, September has higher humidity at 91%, while July has a more moderate level at 87%. These factors contribute to a more humid and rainier atmosphere in September compared to July. For a closer look at July's weather specifics, check this link: Oyo weather in July.
In comparing the weather between August and September, both months exhibit similar temperature ranges, with September showing a slight increase in maximum temperature at 32°C (90°F) compared to August's 31°C (89°F). The average temperature remains consistent at 25°C (77°F) for both months. However, September experiences slightly less precipitation at 157 mm (6.2 in) over 24 days, compared to August's 177 mm (7.0 in) with the same number of rainy days. Humidity levels are similar as well, with September at 91% and August at 90%. For more insights, you can check Oyo weather in August.
In September, the weather features a range of temperatures with a minimum of 21°C (70°F), an average of 25°C (77°F), and a maximum of 32°C (90°F). During this month, the region experiences significant precipitation, totaling 157 mm (6.2 in) across 24 days, contributing to a high humidity level of 91%. In contrast, October sees a slight rise in average temperature to 26°C (79°F), with maximum temperatures reaching 34°C (93°F). Precipitation decreases to 136 mm (5.3 in) over 21 days, and humidity remains relatively stable at 90%. For more detailed information on the weather in October, visit Oyo weather in October.
In September, the weather is characterized by a minimum temperature of 21°C (70°F) and an average temperature of 25°C (77°F), with maxima reaching up to 32°C (90°F). The month experiences significant rainfall, with 157 mm (6.2 in) spread over 24 days and a high humidity level of 91%. In contrast, November presents a warmer climate with a minimum temperature still at 21°C (71°F), but an average rise to 27°C (81°F) and peaks at 36°C (96°F). Rainfall is considerably reduced in November, amounting to just 24 mm (0.9 in) over 5 days, and humidity drops to 82%. For a more detailed look at the weather conditions in November, check out Oyo weather in November.
In September, the weather is characterized by warm temperatures ranging from a minimum of 21°C (70°F) to a maximum of 32°C (90°F), with an average temperature of 25°C (77°F). This month experiences significant rainfall, totaling 157 mm (6.2 in) over 24 days, and high humidity levels at 91%. In contrast, December brings more heat, with temperatures soaring from a minimum of 19°C (66°F) to a maximum of 37°C (99°F), and an average of 28°C (82°F). Remarkably, December has minimal precipitation, just 4 mm (0.1 in) with no rainy days at all, and the humidity decreases to a comfortable 63%. For more detailed information on December weather, you can visit Oyo weather in December.
As September rolls in, the weather in Oyo takes on a distinctive character marked by high humidity and considerable rainfall. With an average temperature around 25°C (77°F), the month feels noticeably warmer and more humid than the cooler months preceding it. Rainfall is frequent, soaking the region for 24 days and accumulating around 157 mm (6.2 in), which can lead to a lush, green landscape. While the high humidity often adds to the sultry ambiance, it is the consistent precipitation that sets this month apart, making September one of the wettest periods of the year. For a deeper understanding of how Oyo's weather transforms throughout the year, visit Oyo Climate.