September Weather in Wa, Ghana

Last updated: August 23, 2025

In September, the average temperature in Wa, Ghana hovers around 26°C (79°F). The climate can range from a comfortable minimum of 21°C (70°F) to a warm maximum of 34°C (94°F). Expect a significant amount of rain, with 181 mm (7.1 in) of precipitation spread over 23 days. Additionally, be prepared for high humidity levels, averaging 90%—making it a truly tropical experience!

September Temperature in Wa

In September in Wa, the average temperature is 26°C (79°F), with maximums reaching 34°C (94°F) and minimums as low as 21°C (70°F). It's a great time to visit for warm-weather activities and outdoor exploration.

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

The chart illustrates September temperature patterns in Wa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wa, September typically has an average temperature of 26°C (79°F), with highs reaching up to 34°C (94°F) and lows dropping to around 21°C (70°F).

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

September Precipitation in Wa

In Wa in September, the total precipitation amount is 181 mm (7.1 in) distributed over 23 days.

September Precipitation Trends in Wa

The chart displays monthly precipitation patterns in Wa, 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 Wa, September typically receives around 181 mm (7.1 inches) of precipitation spread over approximately 23 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 Wa

In Wa in September, humidity is 90%. With an average temperature of 26°C (79°F), this humidity feels like a warm, heavy blanket wrapping around you, making travel feel sticky and draining, while every step requires extra effort in the sweltering embrace of the moist air.

September Average Humidity in Wa

This chart illustrates the average monthly humidity levels in Wa, 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 Wa is approximately 90%, 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 Wa

In Wa 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 Wa, you can check here.

Maximum UV Index Levels in Wa for September

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

Data source: Wa 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 Wa Compares to Other Months

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

This table compares monthly weather conditions in Wa, 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)	0 mm (0.0 inches)	15%	extreme
February Weather	30°C (86°F)	7 mm (0.3 inches)	27%	extreme
March Weather	32°C (89°F)	22 mm (0.9 inches)	45%	extreme
April Weather	31°C (88°F)	56 mm (2.2 inches)	66%	extreme
May Weather	29°C (85°F)	81 mm (3.2 inches)	76%	extreme
June Weather	27°C (82°F)	109 mm (4.3 inches)	85%	extreme
July Weather	26°C (79°F)	189 mm (7.4 inches)	87%	extreme
August Weather	25°C (78°F)	243 mm (9.6 inches)	90%	extreme
September Weather	26°C (79°F)	181 mm (7.1 inches)	90%	extreme
October Weather	27°C (81°F)	108 mm (4.2 inches)	88%	extreme
November Weather	28°C (83°F)	6 mm (0.3 inches)	75%	very high
December Weather	27°C (81°F)	0 mm (0.0 inches)	27%	very high