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September Weather in Osisioma, Nigeria

Last updated: August 27, 2025

In Osisioma, Nigeria, the average temperature in September hovers around 25°C (78°F), with a minimum of 22°C (71°F) and a maximum reaching 33°C (92°F). Be prepared for wet weather as precipitation averages 399 mm (15.7 in) over 29 days, creating a humid atmosphere with an average humidity of 91%.

September Temperature in Osisioma

In September in Osisioma, the average temperature is 25°C (78°F). Maximums can reach 33°C (92°F), and minimums can drop as low as 22°C (71°F). This pleasant weather makes it an ideal time for travelers to explore and enjoy outdoor activities.

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

The chart illustrates September temperature patterns in Osisioma, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Osisioma, September typically has an average temperature of 25°C (78°F), with highs reaching up to 33°C (92°F) and lows dropping to around 22°C (71°F).
JanFebMarAprMayJunJulAugSepOctNovDec828482818078777777787981
Data source: Temperature data for Osisioma 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 Osisioma

In Osisioma in September, the total precipitation amount is 399 mm (15.7 in) spread over 29 days.

September Precipitation Trends in Osisioma

The chart displays monthly precipitation patterns in Osisioma, 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 Osisioma, September typically receives around 399 mm (15.7 inches) of precipitation spread over approximately 29 days.
JanFebMarAprMayJunJulAugSepOctNovDec244613823025329835225439929614425
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Osisioma

In Osisioma in September, humidity is 91%. With an average temperature of 25°C (78°F), this humidity feels like a warm, sticky embrace, making travel feel heavy and sluggish as you navigate through the air thick with moisture.

September Average Humidity in Osisioma

This chart illustrates the average monthly humidity levels in Osisioma, 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 Osisioma is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec67%65%72%78%82%83%84%89%91%90%84%77%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Osisioma

In Osisioma in September, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Osisioma.

Maximum UV Index Levels in Osisioma for September

The chart shows the monthly maximum UV Index (UVI) for Osisioma 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 Osisioma typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10111114121111111212109
Data source: Osisioma 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.

How September Weather in Osisioma Compares to Other Months

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

This table compares monthly weather conditions in Osisioma, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather28°C (82°F)24 mm (0.9 inches)67%very high
February Weather29°C (84°F)46 mm (1.8 inches)65%extreme
March Weather28°C (83°F)138 mm (5.4 inches)72%extreme
April Weather27°C (81°F)230 mm (9.0 inches)78%extreme
May Weather27°C (80°F)253 mm (10.0 inches)82%extreme
June Weather26°C (78°F)298 mm (11.7 inches)83%extreme
July Weather25°C (77°F)352 mm (13.8 inches)84%extreme
August Weather25°C (77°F)254 mm (10.0 inches)89%extreme
September Weather25°C (78°F)399 mm (15.7 inches)91%extreme
October Weather26°C (78°F)296 mm (11.7 inches)90%extreme
November Weather26°C (80°F)144 mm (5.7 inches)84%very high
December Weather27°C (81°F)25 mm (1.0 inches)77%very high

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