September Weather in Buba, Guinea-Bissau

Last updated: August 23, 2025

In September, the average temperature in Buba, Guinea-Bissau hovers around 27°C (80°F). You'll experience a cozy range where the minimum dips to 22°C (72°F) and occasionally peaks at 35°C (95°F). Be prepared for a substantial 418 mm (16.4 in) of precipitation spread over 28 days, paired with a high average humidity of 84% that creates a tropical feel.

September Temperature in Buba

In September in Buba, the average temperature is 27°C (80°F). The maximum can reach 35°C (95°F), and the minimum can be as low as 22°C (72°F). This makes it a great time to enjoy outdoor activities and explore the local attractions in a warm and pleasant climate.

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

The chart illustrates September temperature patterns in Buba, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Buba, September typically has an average temperature of 27°C (80°F), with highs reaching up to 35°C (95°F) and lows dropping to around 22°C (72°F).

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

September Precipitation in Buba

In Buba in September, the total precipitation amount is 418 mm (16.4 in) spread over a period of 28 days.

September Precipitation Trends in Buba

The chart displays monthly precipitation patterns in Buba, 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 Buba, September typically receives around 418 mm (16.4 inches) of precipitation spread over approximately 28 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 Buba

In Buba in September, humidity is 84%. With an average temperature of 27°C (80°F), this humidity feels like a thick, warm blanket enveloping you, making travel feel sluggish and exhausting.

September Average Humidity in Buba

This chart illustrates the average monthly humidity levels in Buba, 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 Buba is approximately 84%, 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 Buba

In Buba 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 Buba, you can check here.

Maximum UV Index Levels in Buba for September

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

Data source: Buba 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 Buba Compares to Other Months

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

This table compares monthly weather conditions in Buba, 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)	57%	very high
February Weather	27°C (82°F)	0 mm (0.0 inches)	64%	very high
March Weather	29°C (84°F)	0 mm (0.0 inches)	64%	extreme
April Weather	29°C (85°F)	0 mm (0.0 inches)	73%	extreme
May Weather	29°C (85°F)	10 mm (0.4 inches)	76%	extreme
June Weather	28°C (83°F)	99 mm (3.9 inches)	80%	extreme
July Weather	27°C (80°F)	560 mm (22.1 inches)	81%	extreme
August Weather	26°C (79°F)	569 mm (22.4 inches)	86%	extreme
September Weather	27°C (80°F)	418 mm (16.4 inches)	84%	extreme
October Weather	28°C (82°F)	187 mm (7.4 inches)	80%	extreme
November Weather	27°C (82°F)	41 mm (1.6 inches)	73%	very high
December Weather	26°C (80°F)	0 mm (0.0 inches)	65%	very high