Last updated: August 27, 2025
September in Ilorin, Nigeria is characterized by warm temperatures and significant rainfall. The maximum temperature reaches a balmy 33°C (91°F), while the average hovers around 25°C (78°F), and it rarely dips below 21°C (70°F). This month witnesses considerable precipitation, totaling 182 mm (7.1 in) across 21 days, contributing to a humid atmosphere with levels soaring to 90%. The lush greenery of the region thrives under these conditions, making September a vibrant yet challenging time for residents and visitors alike.
In September, Ilorin experiences a gentle transition in temperatures as the year progresses towards its end. The minimum temperature settles at a mild 21°C (70°F), while the average hovers around 25°C (78°F), creating a pleasant atmosphere that invites outdoor activities. The maximum reaches a comfortable 33°C (91°F), similar to the preceding months of August and July, yet it marks a slight shift from the higher peaks of earlier summer. As the rainy season fades, September's temperatures embody a balancing act between refreshing warmth and the arrival of cooler evenings, making it a delightful time for both residents and visitors alike to enjoy the vibrant culture of this Nigerian city.
September marks a significant peak in precipitation for Ilorin, Nigeria, with an impressive 182 mm (7.1 in) of rainfall over 21 days. Following the increasing trend observed from June through August, where the months gradually added to the rainfall totals, September exemplifies the height of the wet season. This sharp uptick underscores the region’s transition into its most vibrant and lush period, as the rains continue to nourish the landscape and support local agriculture. The consistent rainy days highlight the importance of this month for replenishing water resources, setting the stage for the shift into the drier months ahead.
In September, Ilorin experiences its peak humidity at a striking 90%, marking the transition into the heart of the rainy season. This substantial rise continues the trend observed since the onset of the wet months, with humidity steadily increasing from a relatively dry 13% in January to nearly double that by September. The progression from August to September highlights the region's drastic shift, where humidity levels soar from 89%, creating a sultry atmosphere as the city is enveloped in moisture. Following this peak, October brings a slight decrease to 88%, but the month still retains a high level of humidity, illustrating the lingering effects of the rainy season. As the year unfolds, Ilorin's humidity underscores the cyclical nature of its climate, showcasing a marked contrast between the dry and wet seasons.
In September, Ilorin, Nigeria, continues to experience an extreme UV Index, registering at 13. This trend is consistent with the preceding months, where UV levels remained high, with values peaking in the late spring and early summer. As the transition toward October begins, the UV Index slightly decreases, dropping to 11, but the risk of harm from unprotected sun exposure remains notable. With such consistent extremes, residents and visitors alike should take precautions, limiting exposure to just 10 minutes to avoid sunburn. For more detailed information on UV trends throughout the year, visit Ilorin UV Index.
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In September, Ilorin enjoys a pleasant continuation of its sun-drenched months, receiving 274 hours of sunshine. This marks a slight dip from the vibrant summer months of May and June, which boasted the year's peak sunshine totals. The overall trend reveals that the city experiences a generally sunny disposition throughout the year, with March leading the charge with 310 hours. As the year progresses toward October, the sunshine hours stabilize around the mid-200s, creating a delightful palette of warmth and brightness that characterizes Ilorin’s vibrant climate. This consistency in sunlight not only enriches daily life but also nurtures the lush landscapes that define this beautiful region.
In Ilorin, Nigeria, the likelihood of sunny weather takes a noticeable dip as the rainy season progresses, with September presenting just a 17% chance of sunshine. This marks a significant decline from the earlier months of the year when sunny days were more prevalent; for instance, January boasts a 69% chance. As the wet season sets in, the sun becomes increasingly elusive, particularly in August, which shows an even lower probability of 11% sunshine. By the time September arrives, residents and visitors alike can expect overcast skies and occasional rain, making it one of the less favorable months for outdoor activities. However, the weather begins to shift again in October, offering a slight increase with a 32% chance of sun, hinting at the gradual return of brighter days.
In Ilorin, Nigeria, the trend of daylight duration throughout the year reveals a captivating rhythm that underscores the subtropical climate of the region. As the year unfolds, January and February witness a steady 11 hours of daylight, setting a consistent tone for the early months. March brings a gentle increase to 12 hours, a beacon of the longer days that follow. From April through September, Ilorin basks in the key 12-hour daylight mark, creating a sense of balance and warmth. As the calendar shifts to October, the daylight begins to wane back to 11 hours, mirroring the rhythm of the earlier months and preparing for the cooler, shorter days of November and December. This cycle not only enhances the region's biodiversity but also influences the lifestyle and activities of its vibrant community, marking a natural cadence that residents have come to embrace.
In September, Ilorin witnesses a gentle decline in wind activity, with an average wind speed of 1.8 m/s (4 mph). This drop marks a notable contrast to the slightly brisker breezes of the preceding months, where wind speeds peaked at 2.9 m/s (6 mph) in May. Following a trend from July to August, the winds had been consistently around 2.3 m/s to 2.8 m/s, offering a refreshing touch to the tropical warmth. However, as the month unfolds, the whisper of the September winds creates a tranquil atmosphere, leading seamlessly into the steadier conditions of October, where speeds return to 2.0 m/s (5 mph). This subtle shift exemplifies the transitional nature of Ilorin's climate, inviting a gentle respite before the winds pick up again in the months to follow.
Weather in Ilorin varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Ilorin, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather is characterized by warm temperatures with a minimum of 21°C (70°F), an average of 25°C (78°F), and a maximum reaching 33°C (91°F). It experiences significant rainfall, with 182 mm (7.1 in) falling over 21 days, resulting in a high humidity level of 90%. In contrast, January offers a drier climate, with lower minimum temperatures of 15°C (59°F) and a higher maximum of 37°C (99°F), but almost no precipitation at just 1 mm (0.0 in) over the month. The humidity drops dramatically to 13%, making January a notably less humid month compared to September. For more details, you can visit Ilorin weather in January.
September and February present contrasting weather patterns. In September, temperatures range from a minimum of 21°C (70°F) to a maximum of 33°C (91°F), with an average of 25°C (78°F). This month also experiences significant rainfall of 182 mm (7.1 in) over 21 days, coupled with high humidity levels of 90%. In contrast, February showcases much warmer temperatures, with a minimum of 16°C (62°F) and a maximum reaching 40°C (103°F), averaging at 29°C (84°F). Rainfall is minimal at just 9 mm (0.3 in), occurring on only one day, and the humidity drops to a comfortable 21%. For more detailed insights on February weather in Ilorin, you can refer to Ilorin weather in February.
When comparing the weather in September and March, notable differences emerge. September experiences milder temperatures with a minimum of 21°C (70°F) and an average of 25°C (78°F), peaking at 33°C (91°F). Additionally, it is a much wetter month, receiving 182 mm (7.1 in) of rainfall across 21 days and high humidity at 90%. In contrast, March is significantly hotter, with temperatures ranging from a minimum of 22°C (72°F) to a scorching maximum of 40°C (104°F) and an average of 30°C (86°F). The month sees much less rain, with only 25 mm (1.0 in) of precipitation over just 5 days and a much lower humidity level at 44%. For a more detailed look at March weather patterns, you can visit Ilorin weather in March.
When comparing the weather in September and April, notable differences emerge. September features milder temperatures with a minimum of 21°C (70°F), averaging around 25°C (78°F), and peaking at 33°C (91°F). However, it is also characterized by high humidity at 90% and significant precipitation of 182 mm (7.1 in) over 21 days. In contrast, April experiences warmer conditions, starting at a minimum of 22°C (72°F) and reaching a maximum of 39°C (103°F), with an average temperature of 29°C (85°F). The month sees much less rainfall, with only 39 mm (1.5 in) across 8 days, and lower humidity levels at 69%. For a detailed look at April's climate, check out Ilorin weather in April.
When comparing the weather in September and May, September tends to be slightly cooler with average temperatures ranging from a minimum of 21°C (70°F) to a maximum of 33°C (91°F), while May boasts higher temperatures, with a minimum of 22°C (72°F) and a scorching maximum of 39°C (102°F). September experiences significantly more rainfall, accumulating about 182 mm (7.1 in) over 21 days, compared to May's 80 mm (3.1 in) over just 14 days. Additionally, September's humidity level is higher at 90%, contrasting with May's 83%. For a more detailed look at May weather patterns, you can visit Ilorin weather in May.
September and June both showcase warm temperatures, but there are notable differences in their weather patterns. In September, the average temperature is slightly lower at 25°C (78°F), with highs reaching 33°C (91°F). This month is characterized by increased rainfall, totaling 182 mm (7.1 in) over 21 days, resulting in a high humidity level of 90%. In contrast, June tends to be hotter with an average of 26°C (80°F) and maximum temperatures soaring up to 37°C (98°F). The precipitation in June is lower, with 114 mm (4.5 in) occurring over 18 days and humidity at 85%. For further insights into the specifics of June weather, you can check Ilorin weather in June.
In comparing the weather between September and July, both months showcase similar temperature ranges, with minimum temperatures around 21°C (70°F) and maximum temperatures peaking at 33°C (91°F for September and 92°F for July). However, September typically experiences a slightly lower average temperature of 25°C (78°F) compared to 26°C (78°F) in July. Precipitation levels are notably higher in September, with 182 mm (7.1 in) over 21 days, compared to July’s 113 mm (4.4 in) across 20 days. This increase in rainfall contributes to a higher humidity level in September at 90%, compared to July's 85%. For those interested in further specifics about July's weather, you can check Ilorin weather in July.
In September, the weather remains relatively similar to August, with both months experiencing an average temperature of around 25°C (77°F). However, September sees a slight increase in minimum temperature at 21°C (70°F) compared to August's 20°C (69°F). The maximum temperatures are identical at 33°C (91°F) for both months. Precipitation in September is slightly higher at 182 mm (7.1 in) over 21 days, surpassing August's 170 mm (6.7 in) over the same number of days. Additionally, September exhibits a marginally higher humidity level of 90% compared to 89% in August. For a detailed look at August's weather, you can visit Ilorin weather in August.
September and October exhibit notable differences in weather conditions. While September temperatures range from a minimum of 21°C (70°F) to a maximum of 33°C (91°F), with an average of 25°C (78°F), October sees a slight increase in average temperature, reaching 26°C (79°F) and peaking at 35°C (96°F). Additionally, October experiences significantly less precipitation, totaling 90 mm (3.5 in) over 16 days, compared to September's 182 mm (7.1 in) across 21 days. Humidity levels remain relatively high in both months, with September at 90% and October slightly lower at 88%. For more detailed insights into the weather in October, check out Ilorin weather in October.
September and November present quite different weather experiences. In September, temperatures generally range from a minimum of 21°C (70°F) to a maximum of 33°C (91°F), with an average of 25°C (78°F). The month is characterized by high humidity at 90% and significant precipitation, totaling 182 mm (7.1 in) over 21 days. In contrast, November boasts warmer temperatures, with a minimum of 19°C (67°F) and a high of 37°C (99°F), averaging around 28°C (82°F). Precipitation drops dramatically to just 7 mm (0.3 in) over a single day, and humidity decreases to 74%. For more detailed insights, check out Ilorin weather in November.
In September, Ilorin experiences warm temperatures, with averages around 25°C (78°F) and highs reaching 33°C (91°F). The month is characterized by high humidity at 90% and significant rainfall, totaling 182 mm (7.1 in) over 21 days, making it a particularly wet month. In contrast, December brings a hotter average temperature of 27°C (82°F), with maximums soaring up to 38°C (100°F). Remarkably, December sees virtually no precipitation, just 1 mm (0.0 in) over the entire month, and a much drier atmosphere with humidity plummeting to 26%. For more details about December weather in Ilorin, visit Ilorin weather in December.
As September unfolds in Ilorin, residents experience a notable shift in weather patterns, characterized by a vibrant blend of warmth and humidity. With temperatures averaging around 25°C (78°F), the month feels steamy, particularly with an elevated humidity level hovering around 90%. Unlike the drier months, September brings substantial rainfall, registering approximately 182 mm (7.1 in) over 21 days, making it the wettest time of the year. This combination of warmth and frequent showers not only sets a unique tropical ambiance but also distinguishes September from the drier, cooler months that precede it. For a deeper understanding of how Ilorin's weather evolves throughout the year, explore Ilorin Climate.