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September Weather in Illushi, Nigeria

Last updated: August 27, 2025

The average temperature in Illushi, Nigeria during September hovers around 27°C (80°F). Expect minimum temperatures to dip to 23°C (73°F), while the maximum can soar to 34°C (94°F). With precipitation totaling 240 mm (9.4 in) over 26 days, you’ll want to be prepared for rain! Additionally, relish in the high average humidity of 91%, making for a tropical atmosphere.

September Temperature in Illushi

In September in Illushi, the average temperature is 27°C (80°F), with maximums that can reach 34°C (94°F) and minimums as low as 23°C (73°F). This makes it an ideal time for travelers to enjoy warm weather and outdoor activities in Illushi.

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

The chart illustrates September temperature patterns in Illushi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Illushi, September typically has an average temperature of 27°C (80°F), with highs reaching up to 34°C (94°F) and lows dropping to around 23°C (73°F).
JanFebMarAprMayJunJulAugSepOctNovDec858887868481808080818485
Data source: Temperature data for Illushi 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 Illushi

In Illushi in September, the precipitation amount is 240 mm (9.4 in) over the course of 26 days.

September Precipitation Trends in Illushi

The chart displays monthly precipitation patterns in Illushi, 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 Illushi, September typically receives around 240 mm (9.4 inches) of precipitation spread over approximately 26 days.
JanFebMarAprMayJunJulAugSepOctNovDec4174373127180227200240151223
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Illushi

In Illushi in September, humidity is 91%. With an average temperature of 27°C (80°F), this humidity feels like a warm, heavy blanket that wraps around you, making outdoor exploration more challenging while also intensifying the heat and sweat, turning every adventure into a test of endurance.

September Average Humidity in Illushi

This chart illustrates the average monthly humidity levels in Illushi, 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 Illushi is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec31%36%60%73%84%86%87%90%91%90%82%63%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Illushi

In Illushi 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 Illushi.

Maximum UV Index Levels in Illushi for September

The chart shows the monthly maximum UV Index (UVI) for Illushi 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 Illushi typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10111113121212121212109
Data source: Illushi 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 Illushi Compares to Other Months

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

This table compares monthly weather conditions in Illushi, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather30°C (86°F)4 mm (0.1 inches)31%very high
February Weather31°C (88°F)17 mm (0.7 inches)36%extreme
March Weather31°C (88°F)43 mm (1.7 inches)60%extreme
April Weather30°C (86°F)73 mm (2.9 inches)73%extreme
May Weather29°C (84°F)127 mm (5.0 inches)84%extreme
June Weather27°C (82°F)180 mm (7.1 inches)86%extreme
July Weather27°C (80°F)227 mm (8.9 inches)87%extreme
August Weather27°C (80°F)200 mm (7.9 inches)90%extreme
September Weather27°C (80°F)240 mm (9.4 inches)91%extreme
October Weather27°C (82°F)151 mm (5.9 inches)90%extreme
November Weather29°C (84°F)22 mm (0.9 inches)82%very high
December Weather30°C (85°F)3 mm (0.1 inches)63%very high

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