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September Weather in Sembe, Congo

Last updated: August 23, 2025

In September, the average temperature in Sembe, Congo hovers around 25°C (76°F). Expect a comfortable minimum of 20°C (68°F), while highs can reach up to 33°C (92°F). However, be prepared for some rain, as 166 mm (6.5 in) of precipitation can occur over 27 days. With an average humidity of 89%, the air can feel quite moist during this time.

September Temperature in Sembe

In September in Sembe, the average temperature is 25°C (76°F). The maximum can reach 33°C (92°F), while the minimum can be as low as 20°C (68°F). This pleasant climate makes it an ideal destination for travelers seeking warm and enjoyable experiences.

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

The chart illustrates September temperature patterns in Sembe, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sembe, September typically has an average temperature of 25°C (76°F), with highs reaching up to 33°C (92°F) and lows dropping to around 20°C (68°F).
JanFebMarAprMayJunJulAugSepOctNovDec787979797877767676767777
Data source: Temperature data for Sembe 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 Sembe

In Sembe in September, the precipitation amount is 166 mm (6.5 in) over the course of 27 days.

September Precipitation Trends in Sembe

The chart displays monthly precipitation patterns in Sembe, 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 Sembe, September typically receives around 166 mm (6.5 inches) of precipitation spread over approximately 27 days.
JanFebMarAprMayJunJulAugSepOctNovDec3563128143116809010316618812058
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Sembe

In Sembe in September humidity is 89%. With an average temperature of 25°C (76°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel sticky and exhausting, while also amplifying the discomfort of heat, so it's best to stay hydrated and seek shade whenever possible.

September Average Humidity in Sembe

This chart illustrates the average monthly humidity levels in Sembe, 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 Sembe is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%85%86%89%89%88%89%89%92%90%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Sembe

In Sembe in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Sembe.

Maximum UV Index Levels in Sembe for September

The chart shows the monthly maximum UV Index (UVI) for Sembe 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 Sembe typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec121314141311111113131211
Data source: Sembe 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 Sembe Compares to Other Months

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

This table compares monthly weather conditions in Sembe, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)35 mm (1.4 inches)86%extreme
February Weather26°C (79°F)63 mm (2.5 inches)85%extreme
March Weather26°C (79°F)127 mm (5.0 inches)85%extreme
April Weather26°C (79°F)143 mm (5.6 inches)86%extreme
May Weather25°C (78°F)116 mm (4.6 inches)89%extreme
June Weather25°C (77°F)80 mm (3.2 inches)89%extreme
July Weather24°C (76°F)90 mm (3.5 inches)88%extreme
August Weather24°C (76°F)103 mm (4.0 inches)89%extreme
September Weather25°C (76°F)166 mm (6.5 inches)89%extreme
October Weather24°C (76°F)188 mm (7.4 inches)92%extreme
November Weather25°C (77°F)120 mm (4.7 inches)90%extreme
December Weather25°C (78°F)58 mm (2.3 inches)86%extreme

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