September Weather in Gabu, Guinea-Bissau

Last updated: August 23, 2025

In September, the average temperature in Gabu, Guinea-Bissau is a warm 27°C (81°F), with a minimum of 22°C (71°F) and a maximum reaching 35°C (96°F). This period also sees a fair amount of rain, with 288 mm (11.3 in) of precipitation spread over 25 days. Humidity remains high, averaging around 87%, creating a lush and vibrant atmosphere.

September Temperature in Gabu

In September in Gabu, the average temperature is 27°C (81°F). The maximum can reach 35°C (96°F), while the minimum can drop to 22°C (71°F). This warm and pleasant climate makes it an ideal destination for travelers seeking sun and comfort.

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

The chart illustrates September temperature patterns in Gabu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gabu, September typically has an average temperature of 27°C (81°F), with highs reaching up to 35°C (96°F) and lows dropping to around 22°C (71°F).

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

September Precipitation in Gabu

In Gabu in September, the total precipitation amount is 288 mm (11.3 in) spread over 25 days.

September Precipitation Trends in Gabu

The chart displays monthly precipitation patterns in Gabu, 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 Gabu, September typically receives around 288 mm (11.3 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 Gabu

In Gabu in September, humidity is 87%. With an average temperature of 27°C (81°F), this humidity feels like walking through a warm, damp blanket, making traveling feel heavy and exhausting.

September Average Humidity in Gabu

This chart illustrates the average monthly humidity levels in Gabu, 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 Gabu is approximately 87%, 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 Gabu

In Gabu 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 Gabu.

Maximum UV Index Levels in Gabu for September

The chart shows the monthly maximum UV Index (UVI) for Gabu 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 Gabu typically reaches 13, which falls under the extreme exposure category.

Data source: Gabu 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 Gabu Compares to Other Months

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

This table compares monthly weather conditions in Gabu, 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 (79°F)	0 mm (0.0 inches)	14%	very high
February Weather	28°C (83°F)	0 mm (0.0 inches)	16%	very high
March Weather	30°C (86°F)	0 mm (0.0 inches)	15%	extreme
April Weather	31°C (89°F)	0 mm (0.0 inches)	25%	extreme
May Weather	32°C (89°F)	3 mm (0.1 inches)	42%	extreme
June Weather	30°C (86°F)	61 mm (2.4 inches)	72%	extreme
July Weather	27°C (81°F)	323 mm (12.7 inches)	85%	extreme
August Weather	27°C (80°F)	421 mm (16.6 inches)	88%	extreme
September Weather	27°C (81°F)	288 mm (11.3 inches)	87%	extreme
October Weather	28°C (82°F)	109 mm (4.3 inches)	87%	extreme
November Weather	28°C (82°F)	13 mm (0.5 inches)	72%	very high
December Weather	26°C (79°F)	0 mm (0.0 inches)	30%	very high