September Weather in Mamou, Guinea

Last updated: August 23, 2025

In September, the average temperature in Mamou, Guinea hovers around 23°C (74°F). You'll experience a pleasant range, with minimums of 18°C (65°F) and maximums peaking at 32°C (90°F). Be prepared for some rain, as 384 mm (15.1 in) of precipitation is expected over 28 days, with humidity levels averaging a cozy 89%.

September Temperature in Mamou

In September in Mamou, the average temperature is 23°C (74°F). Maximums can reach up to 32°C (90°F), while minimums can drop to as low as 18°C (65°F). This pleasant weather makes Mamou an ideal destination for travelers seeking a comfortable climate.

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

The chart illustrates September temperature patterns in Mamou, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mamou, September typically has an average temperature of 23°C (74°F), with highs reaching up to 32°C (90°F) and lows dropping to around 18°C (65°F).

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

September Precipitation in Mamou

In Mamou in September, the precipitation amount is 384 mm (15.1 in) during a period of 28 days.

September Precipitation Trends in Mamou

The chart displays monthly precipitation patterns in Mamou, 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 Mamou, September typically receives around 384 mm (15.1 inches) of precipitation spread over approximately 28 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Mamou

In Mamou in September humidity is 89%. With an average temperature of 23°C (74°F), this humidity feels like a warm, heavy blanket enveloping you, making traveling feel stifling and exhausting as you navigate the thick air.

September Average Humidity in Mamou

This chart illustrates the average monthly humidity levels in Mamou, 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 Mamou is approximately 89%, 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 Mamou

In Mamou in September, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Mamou, you can check here.

Maximum UV Index Levels in Mamou for September

The chart shows the monthly maximum UV Index (UVI) for Mamou 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 Mamou typically reaches 14, which falls under the extreme exposure category.

Data source: Mamou 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 Mamou Compares to Other Months

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

This table compares monthly weather conditions in Mamou, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (77°F)	0 mm (0.0 inches)	25%	extreme
February Weather	27°C (80°F)	2 mm (0.1 inches)	34%	extreme
March Weather	28°C (83°F)	11 mm (0.4 inches)	39%	extreme
April Weather	28°C (83°F)	30 mm (1.2 inches)	57%	extreme
May Weather	26°C (80°F)	133 mm (5.2 inches)	70%	extreme
June Weather	24°C (76°F)	255 mm (10.0 inches)	88%	extreme
July Weather	23°C (73°F)	397 mm (15.6 inches)	88%	extreme
August Weather	22°C (73°F)	464 mm (18.3 inches)	91%	extreme
September Weather	23°C (74°F)	384 mm (15.1 inches)	89%	extreme
October Weather	24°C (76°F)	201 mm (7.9 inches)	88%	extreme
November Weather	24°C (76°F)	38 mm (1.5 inches)	75%	very high
December Weather	25°C (77°F)	0 mm (0.0 inches)	43%	very high