September Weather in Mbandaka, Democratic Republic of the Congo

Last updated: August 23, 2025

In Mbandaka, Democratic Republic of the Congo, the average temperature in September hovers around 26°C (78°F), with minimums dipping to 21°C (70°F) and maximums soaring to 34°C (93°F). Prepare for a wet month, as 175 mm (6.9 in) of precipitation is expected over 25 days. With an average humidity level of 85%, expect a muggy atmosphere that brings the lush surroundings to life!

September Temperature in Mbandaka

In September in Mbandaka, the average temperature is 26°C (78°F), with maximums reaching 34°C (93°F) and minimums dropping as low as 21°C (70°F). This pleasant weather makes it an ideal time for travelers to explore outdoor activities and enjoy the local attractions.

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

The chart illustrates September temperature patterns in Mbandaka, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mbandaka, September typically has an average temperature of 26°C (78°F), with highs reaching up to 34°C (93°F) and lows dropping to around 21°C (70°F).

Data source: Temperature data for Mbandaka generated using information from the Copernicus Climate Change Service.

September Precipitation in Mbandaka

In Mbandaka in September, the precipitation amount reaches 175 mm (6.9 in) over the course of 25 days.

September Precipitation Trends in Mbandaka

The chart displays monthly precipitation patterns in Mbandaka, 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 Mbandaka, September typically receives around 175 mm (6.9 inches) of precipitation spread over approximately 25 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

September Humidity in Mbandaka

In Mbandaka in September, humidity is 85%. With an average temperature of 26°C (78°F), this humidity feels like a heavy blanket enveloping you, making every step feel laborious and sweat trickling down your back, which can be quite challenging for traveling.

September Average Humidity in Mbandaka

This chart illustrates the average monthly humidity levels in Mbandaka, 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 Mbandaka is approximately 85%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Mbandaka

In Mbandaka 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 Mbandaka.

Maximum UV Index Levels in Mbandaka for September

The chart shows the monthly maximum UV Index (UVI) for Mbandaka 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 Mbandaka typically reaches 12, which falls under the extreme exposure category.

Data source: Mbandaka 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 Mbandaka Compares to Other Months

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

This table compares monthly weather conditions in Mbandaka, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (80°F)	76 mm (3.0 inches)	86%	extreme
February Weather	27°C (81°F)	105 mm (4.1 inches)	86%	extreme
March Weather	27°C (81°F)	152 mm (6.0 inches)	84%	extreme
April Weather	27°C (80°F)	128 mm (5.0 inches)	86%	extreme
May Weather	26°C (80°F)	149 mm (5.9 inches)	88%	extreme
June Weather	26°C (80°F)	74 mm (2.9 inches)	87%	very high
July Weather	26°C (78°F)	78 mm (3.1 inches)	86%	very high
August Weather	26°C (78°F)	142 mm (5.6 inches)	85%	extreme
September Weather	26°C (78°F)	175 mm (6.9 inches)	85%	extreme
October Weather	26°C (78°F)	195 mm (7.7 inches)	89%	extreme
November Weather	26°C (79°F)	159 mm (6.3 inches)	91%	extreme
December Weather	26°C (79°F)	114 mm (4.5 inches)	87%	extreme