September Weather in Santiago de Baney, Equatorial Guinea

Last updated: August 23, 2025

In September, the average temperature in Santiago de Baney, Equatorial Guinea is a comfortable 25°C (78°F). Expect a minimum of 24°C (75°F) and a maximum of 27°C (81°F). However, be prepared for significant rainfall, with an average precipitation of 503 mm (19.8 in) over 29 days, coupled with a high humidity level of 87%.

September Temperature in Santiago de Baney

In September in Santiago de Baney, the average temperature is 25°C (78°F). Maximums can reach 27°C (81°F) while minimums can drop to 24°C (75°F). This mild climate makes it an ideal destination for travel during this time.

September Weather in Santiago de Baney: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Santiago de Baney, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santiago de Baney, September typically has an average temperature of 25°C (78°F), with highs reaching up to 27°C (81°F) and lows dropping to around 24°C (75°F).

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

September Precipitation in Santiago de Baney

In Santiago de Baney in September, the precipitation amount is 503 mm (19.8 in) over the course of 29 days.

September Precipitation Trends in Santiago de Baney

The chart displays monthly precipitation patterns in Santiago de Baney, 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 Santiago de Baney, September typically receives around 503 mm (19.8 inches) of precipitation spread over approximately 29 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 Santiago de Baney

In Santiago de Baney in September, humidity is 87%. With an average temperature of 25°C (78°F), this humidity feels like a warm, heavy blanket enveloping you, making outdoor activities particularly strenuous and requiring frequent breaks for hydration and shade.

September Average Humidity in Santiago de Baney

This chart illustrates the average monthly humidity levels in Santiago de Baney, 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 Santiago de Baney 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 Santiago de Baney

In Santiago de Baney 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 Santiago de Baney.

Maximum UV Index Levels in Santiago de Baney for September

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

Data source: Santiago de Baney 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 Santiago de Baney Compares to Other Months

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

This table compares monthly weather conditions in Santiago de Baney, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (81°F)	37 mm (1.5 inches)	76%	extreme
February Weather	27°C (81°F)	70 mm (2.8 inches)	76%	extreme
March Weather	27°C (81°F)	142 mm (5.6 inches)	74%	extreme
April Weather	27°C (81°F)	135 mm (5.3 inches)	74%	extreme
May Weather	27°C (81°F)	328 mm (12.9 inches)	77%	extreme
June Weather	26°C (79°F)	363 mm (14.3 inches)	77%	extreme
July Weather	25°C (78°F)	478 mm (18.8 inches)	79%	extreme
August Weather	25°C (77°F)	581 mm (22.9 inches)	84%	extreme
September Weather	25°C (78°F)	503 mm (19.8 inches)	87%	extreme
October Weather	26°C (79°F)	379 mm (14.9 inches)	86%	extreme
November Weather	26°C (80°F)	154 mm (6.1 inches)	82%	extreme
December Weather	27°C (81°F)	62 mm (2.4 inches)	76%	very high